Great Artesian Basin Digital DataThis web service provides access to geological, hydrogeological and hydrochemical digital datasets that have been published by Geoscience Australia for the Great Artesian Basin (GAB).Great Artesian Basinhydrogeologyhydrochemistryelevationgroundwaterhydrostratigraphyurn:ogc:service:wcs2.0.11.1.11.1.0http://www.opengis.net/spec/WCS/2.0/conf/corehttp://www.opengis.net/spec/WCS_protocol-binding_get-kvp/1.0.1http://www.opengis.net/spec/WCS_protocol-binding_post-xml/1.0http://www.opengis.net/spec/WCS_service-extension_crs/1.0/conf/crs-gridded-coveragehttp://www.opengis.net/spec/GMLCOV/1.0/conf/gml-coveragehttp://www.opengis.net/spec/GMLCOV/1.0/conf/special-formathttp://www.opengis.net/spec/GMLCOV/1.0/conf/multiparthttp://www.opengis.net/spec/WCS_service-extension_scaling/1.0/conf/scalinghttp://www.opengis.net/spec/WCS_service-extension_crs/1.0/conf/crshttp://www.opengis.net/spec/WCS_service-extension_interpolation/1.0/conf/interpolationhttp://www.opengis.net/spec/WCS_service-extension_interpolation/1.0/conf/interpolation-per-axishttp://www.opengis.net/spec/WCS_service-extension_interpolation/1.0/conf/nearest-neighborhttp://www.opengis.net/spec/WCS_service-extension_interpolation/1.0/conf/linearhttp://www.opengis.net/spec/WCS_service-extension_interpolation/1.0/conf/cubichttp://www.opengis.net/spec/WCS_service-extension_range-subsetting/1.0/conf/record-subsettingNONE© Commonwealth of Australia (Geoscience Australia) 2020. This product is released under the Creative Commons Attribution 4.0 International Licence. http://creativecommons.org/licenses/by/4.0/legalcodeGeoscience AustraliaClient Services+61 2 6249 9111+61 2 6249 9999GPO Box 378ACT2601Australiaclientservices@ga.gov.auXMLapplication/gml+xmlimage/jpegimage/pngimage/tiffimage/tiff;application=geotifftext/plainhttp://www.opengis.net/def/crs/EPSG/0/3857http://www.opengis.net/def/crs/EPSG/0/4283http://www.opengis.net/def/crs/EPSG/0/3112http://www.opengis.net/def/crs/EPSG/0/7844http://www.opengis.net/def/crs/EPSG/0/7845http://www.opengis.net/def/crs/EPSG/0/4326http://www.opengis.net/def/interpolation/OGC/1/nearest-neighborhttp://www.opengis.net/def/interpolation/OGC/1/linearhttp://www.opengis.net/def/interpolation/OGC/1/cubic3-second Digital Elevation Model3-second Digital Elevation Model of the Great Artesian Basin, elevation values in mAHD. This surface is identified as "Layer 01" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER01_3SEC_DEMRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Adori AlkalinityTotal alkalinity concentration (mg/L CaCO3) in groundwater in the Adori Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryalkalinitygroundwatergab__ADORI_ALKRectifiedGridCoverage138.387307617 -29.189374907151.137307617 -19.994374907138.387307617 -29.189374907151.137307617 -19.994374907Adori FlourideFlouride concentration (mg/L) in groundwater in the Adori Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryflouridegroundwatergab__ADORI_FLURectifiedGridCoverage138.387307617 -29.189374907151.137307617 -19.994374907138.387307617 -29.189374907151.137307617 -19.994374907Adori Sodium Adsorption RatioSodium adsorption ratio for groundwater in the Adori Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysodium adsorption ratiogroundwatergab__ADORI_SARRectifiedGridCoverage138.387307617 -29.189374907151.137307617 -19.994374907138.387307617 -29.189374907151.137307617 -19.994374907Adori SulphateSulphate concentration (mg/L) in groundwater in the Adori Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysulphategroundwatergab__ADORI_SO4RectifiedGridCoverage138.387307617 -29.189374907151.137307617 -19.994374907138.387307617 -29.189374907151.137307617 -19.994374907Adori Total Dissolved SolidsTotal dissolved solids (TDS) (mg/L) for groundwater in the Adori Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrytotal dissolved solidsgroundwatergab__ADORI_TDSRectifiedGridCoverage138.387307617 -29.189374907151.137307617 -19.994374907138.387307617 -29.189374907151.137307617 -19.994374907Base of Algebuckina SandstoneBase of Algebuckina Sandstone surface, elevation values in mAHD. This surface is identified as "Layer 05-07" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER05-07_BASE_ALGEBUCKINA_SANDSTONERectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of CenozoicBase of Cenozoic surface, elevation values in mAHD. This surface is identified as "Layer 02" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER02_BASE_CENOZOICRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Evergreen and Marburg FormationsBase of Evergreen and Marburg formations surface, elevation values in mAHD. This surface is identified as "Layer 08A" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER08a_BASE_EVERGREEN_MARBURG_FORMATIONRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Hooray Sandstone and EquivalentsBase of Hooray Sandstone and equivalents surface, elevation values in mAHD. This surface is identified as "Layer 05" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER05_BASE_HOORAY_SANDSTONERectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Hutton SandstoneBase of Hutton Sandstone surface, elevation values in mAHD. This surface is identified as "Layer 07" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER07_BASE_HUTTON_SANDSTONERectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Injune Creek GroupBase of Injune Creek Group surface, elevation values in mAHD. This surface is identified as "Layer 06" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER06_BASE_INJUNE_CREEK_GROUPRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Jurassic-Cretaceous SequenceBase of Jurassic-Cretaceous sequence surface, elevation values in mAHD. This surface is identified as "Layer 10" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER10_BASE_ASSESSMENTRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Mackunda Formation and EquivalentsBase of Mackunda Formation and equivalents surface, elevation values in mAHD. This surface is identified as "Layer 03" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER03_BASE_MACKUNDA_FORMATIONRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Poolowanna FormationBase of Poolowanna Formation surface, elevation values in mAHD. This surface is identified as "Layer 08B" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER08b_BASE_POOLOWANNA_FORMATIONRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Precipice Sandstone and EquivalentsBase of Precipice Sandstone and equivalents surface, elevation values in mAHD. This surface is identified as "Layer 09" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__3DVIS_LAYER09_BASE_PRECIPICE_SANDSTONERectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Base of Rolling Downs GroupBase of Rolling Downs Group surface, elevation values in mAHD. This surface is identified as "Layer 04" in the set of twelve surfaces of geological formations containing major aquifers and aquitards in the Great Artesian Basin produced for the Great Artesian Water Resource Assessment (GABWRA) by Geoscience Australia, a three-dimensional visualisation product that accompanies "The three-dimensional visualisation of the Great Artesian Basin" report (Nelson et al., 2012).Great Artesian Basinhydrostratigraphygeologyelevationaquiferaquitardgab__04_GABWRA_Base_RollingDowns_gridRectifiedGridCoverage-341000.0 -4087500.02340200.0 -946700.0130.20672811033972 -36.32945796588736159.6768426397394 -6.382293917653172Cadna-owie - Hooray AlkalinityTotal alkalinity concentration (mg/L CaCO3) in groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryalkalinitygroundwatergab__CAD-HOOR_ALKRectifiedGridCoverage132.154976112 -33.018939555151.294976112 -11.883939555132.154976112 -33.018939555151.294976112 -11.883939555Cadna-owie - Hooray Carbon-14 VariationCarbon-14 variation (14C pMC) in groundwater in the Cadna-owie – Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryCarbon-14 variationgroundwatergab__TP-RS_14C_CHRectifiedGridCoverage132.1 -33.1151.494296566 -10.484989924132.1 -33.1151.494296566 -10.484989924Cadna-owie - Hooray FlourideFlouride concentration (mg/L) in groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryflouridegroundwatergab__CAD-HOOR_FLURectifiedGridCoverage132.154976112 -33.018939555151.294976112 -11.883939555132.154976112 -33.018939555151.294976112 -11.883939555Cadna-owie – Hooray Chlorine-36 to chloride ratioChlorine-36 to Chloride ratio for groundwater in the Cadna-owie – Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryChlorine-36 to Chloride ratiogroundwatergab__T-RS_36CLR_CHRectifiedGridCoverage132.1 -33.1151.528933332 -10.478200001132.1 -33.1151.528933332 -10.478200001Cadna-owie – Hooray Sodium Adsorption RatioSodium adsorption ratio for groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysodium adsorption ratiogroundwatergab__CAD-HOOR_SARRectifiedGridCoverage132.154976112 -33.018939555151.294976112 -11.883939555132.154976112 -33.018939555151.294976112 -11.883939555Cadna-owie – Hooray Stable Carbon Isotope VariationsStable carbon isotope variations (d13C % PDB) in groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrystable carbon isotope variationsgroundwatergab__CAD-HOOR_TP-RS_13C_CHRectifiedGridCoverage132.1 -33.1151.494296566 -10.484989924132.1 -33.1151.494296566 -10.484989924Cadna-owie – Hooray SulphateSulphate concentration (mg/L) in groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysulphategroundwatergab__CAD-HOOR_SO4RectifiedGridCoverage132.154976112 -33.018939555151.294976112 -11.883939555132.154976112 -33.018939555151.294976112 -11.883939555Cadna-owie – Hooray Total Dissolved SolidsTotal dissolved solids (TDS) (mg/L) for groundwater in the Cadna-owie - Hooray and equivalents aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrytotal dissolved solidsgroundwatergab__CAD-HOOR_TDSRectifiedGridCoverage132.154976112 -33.018939555151.294976112 -11.883939555132.154976112 -33.018939555151.294976112 -11.883939555Groundwater Recharge EstimatesGroundwater recharge estimates within the intake beds of the Cadna-owie - Hooray and equivalents aquifer and the Hutton Sandstone aquifer in the Great Artesian Basin. Recharge estimates are given in mm/year and are calculated using chloride mass balance method. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The dataset was produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwatergroundwater rechargegab__gw_recharge_estimatesRectifiedGridCoverage133.546473981 -32.803906111152.346473981 -18.653906111133.546473981 -32.803906111152.346473981 -18.653906111Hutton AlkalinityTotal alkalinity concentration (mg/L CaCO3) in groundwater in the Hutton Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryflouridegroundwatergab__HUTTON_ALKRectifiedGridCoverage138.387307617 -29.369292307152.067307617 -19.649292307138.387307617 -29.369292307152.067307617 -19.649292307Hutton FlourideFlouride concentration (mg/L) in groundwater in the Hutton Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryflouridegroundwatergab__HUTTON_FLURectifiedGridCoverage138.387307617 -29.369292307152.067307617 -19.649292307138.387307617 -29.369292307152.067307617 -19.649292307Hutton Sodium Adsorption RatioSodium adsorption ratio for groundwater in the Hutton Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysodium adsorption ratiogroundwatergab__HUTTON_SARRectifiedGridCoverage138.387307617 -29.369292307152.067307617 -19.649292307138.387307617 -29.369292307152.067307617 -19.649292307Hutton SulphateSulphate concentration (mg/L) in groundwater in the Hutton Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysulphategroundwatergab__HUTTON_SO4RectifiedGridCoverage138.387307617 -29.369292307152.067307617 -19.649292307138.387307617 -29.369292307152.067307617 -19.649292307Hutton Total Dissolved SolidsTotal dissolved solids (TDS) (mg/L) for groundwater in the Hutton Sandstone aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrytotal dissolved solidsgroundwatergab__HUTTON_TDSRectifiedGridCoverage138.387307617 -29.369292307152.067307617 -19.649292307138.387307617 -29.369292307152.067307617 -19.649292307Potentiometric Surface 1900-1920Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1900-1920. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1900-1920RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 1900-1920 without faultsPotentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1900-1920, without the influence of regional tectonic faulting. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1900-1920_nfRectifiedGridCoverage130.737515866 -32.810031017152.313295966 -15.85429091130.737515866 -32.810031017152.313295966 -15.85429091Potentiometric Surface 1920-1940Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1920-1940. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1920-1940RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 1940-1960Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1940-1960. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1940-1960RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 1960-1980Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1960-1980. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1960-1980RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 1980-2000Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 1980-2000. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_1980-2000RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 2000-2010Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 2000-2010. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_2000-2010RectifiedGridCoverage131.977505756 -32.492258617151.814430598 -15.933018134131.977505756 -32.492258617151.814430598 -15.933018134Potentiometric Surface 2000-2010 without faultsPotentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin for the time interval 2000-2010, without the influence of regional tectonic faulting. Grid cell size (X, Y) = 5000 m, 5000 m. The data were interpolated from GAB water table elevations and from observations of hydraulic head obtained from state groundwater databases, produced by Geoscience Australia for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinhydrogeologygroundwaterpotentiometric surfacewatertablegab__POTENTIOMETRIC_SURFACE_2000-2010_nfRectifiedGridCoverage130.737515866 -32.810031017152.313295966 -15.85429091130.737515866 -32.810031017152.313295966 -15.85429091W000 - Great Artesian Basin DEM 2023Digital Elevation Model (DEM), 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W000_DEM_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358W000 - Great Artesian Basin DEM 2023 - GAB ExtentDigital Elevation Model (DEM) clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W000_DEM_GAB_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358W000-W080 - Thickness between GAB DEM and Base Cenozoic sediments 2023Thickness between the Great Artesian Basin (GAB) Digital Elevation Model and Base Cenozoic sediments, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W000_DEM-W080_BASE_CENOZOIC_ISOCHORE_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358W000-W610 - Thickness between GAB DEM and Base Jurassic sediments 2023Thickness between the Great Artesian Basin (GAB) Digital Elevation Model and Base Jurassic sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W000_DEM-W610_BUNCON_ISOCHORE_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358Stratigraphic surface of the top of the Lake Eyre sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W050_EYRE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W050 - Top Eyre Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Lake Eyre sediments and equivalents clipped to the Great Artesian Basin (GAB) extent, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W050_EYRE_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W050-W080 - Thickness between Top Lake Eyre Formation and Base Cenozoic sediments 2023Thickness between the top of the Lake Eyre Formation and the base of Cenozoic sediments, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W050_EYRE-W080_BASE_CENOZOIC_ISOCHORE_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358W080 - Base Cenozoic sediments surface 2023Stratigraphic surface of the base of Cenozoic sediments, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W080_BASE_CENOZOIC_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W080 - Base Cenozoic sediments surface 2023 - GAB ExtentStratigraphic surface of the base of Cenozoic sediments clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W080_BASE_CENOZOIC_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W080-W100 - Thickness between Base Cenozoic sediments and Top Allaru-Toolebuc Formation 2023Thickness between the base of Cenozoic sediments and the top of the Allaru-Toolebuc Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W080_BASE_CENOZOIC-W100_BASE_MACKUNDA_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364747.7934086142144226.8447456853 -997900.0130.6749489511222 -39.90920120499725156.40577140608988 -8.05281786474701W080-W610 - Thickness between Base Cenozoic sediments and Base Jurassic sediments 2023Thickness between the base of Cenozoic sediments and the base of Jurassic sediments, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W080_BASE_CENOZOIC-W610_BUNCON_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W100 - Top Allaru Mudstone-Toolebuc Formation and equivalents surface 2023Stratigraphic surface of the base of the Mackunda Formation (Top Allaru Mudstone-Toolebuc Formation and equivalents), 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W100_BASE_MACKUNDA_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W100 - Top Allaru Mudstone-Toolebuc Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the base of the Mackunda Formation (Top Allaru Mudstone-Toolebuc Formation and equivalents) clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W100_BASE_MACKUNDA_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W100-W130 - Thickness between Top Allaru-Toolebuc Formation and Top Wallumbilla Formation 2023Thickness between the top of the Allaru-Toolebuc Formation (and equivalents) and the top of the Wallumbilla Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W100_BASE_MACKUNDA-W130_COREENA_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W100-W210 - Thickness between Top Allaru-Toolebuc Formation and Top Bungil-Cadna-owie Formation 2023Thickness between the top of the Allaru-Toolebuc Formation (and equivalents) and the top of the Bungil-Cadna-owie Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W100_BASE_MACKUNDA-W210_BUNGIL_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W130 - Top Wallumbilla Formation and equivalents surface 2023Stratigraphic surface of the Coreena Member (Top Wallumbilla Formation and equivalents), 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W130_COREENA_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W130 - Top Wallumbilla Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the Coreena Member (Top Wallumbilla Formation and equivalents) clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W130_COREENA_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W130-W210 - Thickness between Top Wallumbilla Formation and Top Bungil-Cadna-owie Formation 2023Thickness between the top of the Wallumbilla Formation (and equivalents) and the top of the Bungil-Cadna-owie Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W130_COREENA-W210_BUNGIL_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W210 - Top Bungil-Cadna-owie Formation and equivalents surface 2023Stratigraphic surface of the Bungil Formation (Top Bungil - Cadna-owie Formation and equivalents), 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W210_BUNGIL_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W210 - Top Bungil-Cadna-owie Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the Bungil Formation (Top Bungil - Cadna-owie Formation and equivalents) clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W210_BUNGIL_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W210-W220 - Thickness between Top Bungil-Cadna-owie Formation and Top Mooga Sandstone 2023Thickness between the top of the Bungil-Cadna-owie Formation (and equivalents) and the top of the Mooga Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W210_BUNGIL-W220_MOOGA_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W210-W310 - Thickness between Top Bungil-Cadna-owie Formation and Top Westbourne Formation 2023Thickness between the top of the Bungil-Cadna-owie Formation (and equivalents) and the top of the Westbourne Formation, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W210_BUNGIL-W310_WESTBOURNE_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W220 - Top Mooga Sandstone and equivalents surface 2023Stratigraphic surface of the top of the Mooga Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W220_MOOGA_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W220 - Top Mooga Sandstone and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Mooga Sandstone and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W220_MOOGA_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W220-W230 - Thickness between Top Mooga Sandstone and Top Orallo Formation 2023Thickness between the top of the Mooga Sandstone (and equivalents) and the top of the Orallo Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W220_MOOGA-W230_ORALLO_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W230 - Top Orallo Formation and equivalents surface 2023Stratigraphic surface of the top of the Orallo Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W230_ORALLO_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W230 - Top Orallo Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Orallo Formation and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W230_ORALLO_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W230-W240 - Thickness between Top Orallo Formation and Top Gubberamunda Sandstone 2023Thickness between the top of the Orallo Formation (and equivalents) and the top of the Gubberamunda Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W230_ORALLO-W240_GUBBERA_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W240 - Top Gubberamunda Sandstone and equivalents surface 2023Stratigraphic surface of the top of the Gubberamunda Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W240_GUBBERA_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W240 - Top Gubberamunda Sandstone and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Gubberamunda Sandstone and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W240_GUBBERA_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W240-W310 - Thickness between Top Gubberamunda Sandstone and Top Westbourne Formation 2023Thickness between the top of the Gubberamunda Sandstone (and equivalents) and the top of the Westbourne Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W240_GUBBERA-W310_WESTBOURNE_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W310 - Top Westbourne Formation and equivalents surface 2023Stratigraphic surface of the top of the Westbourne Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W310_WESTBOURNE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W310 - Top Westbourne Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Westbourne Formation and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W310_WESTBOURNE_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W310-W330 - Thickness between Top Westbourne Formation and Top Adori-Springbok Sandstone 2023Thickness between the top of the Westbourne Formation (and equivalents) and the top of the Adori-Springbok Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W310_WESTBOURNE-W330_SPRINGBOK_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W330 - Top Adori-Springbok Sandstone and equivalents surface 2023Stratigraphic surface of the top of the Adori - Springbok Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W330_SPRINGBOK_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W330 - Top Adori-Springbok Sandstone and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Adori - Springbok Sandstone and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W330_SPRINGBOK_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W330-W410 - Thickness between Top Adori-Springbok Sandstone and Top Birkhead Formation-Walloon Coal Measures 2023Thickness between the top of the Adori-Springbok Sandstone (and equivalents) and the top of the Birkhead Formation-Walloon Coal Measures and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W330_SPRINGBOK-W410_SPUNCON_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W410 - Top Birkhead Formation-Walloon Coal Measures and equivalents surface 2023Stratigraphic surface of the top of the Birkhead Formation - Walloon Coal Measures and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W410_SPUNCON_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W410 - Top Birkhead Formation-Walloon Coal Measures and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Birkhead Formation - Walloon Coal Measures and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W410_SPUNCON_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W410-W510 - Thickness between Top Birkhead Formation-Walloon Coal Measures and Top Hutton Sandstone 2023Thickness between the top of the Birkhead Formation-Walloon Coal Measures (and equivalents) and the top of the Hutton Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W410_SPUNCON-W510_HUTUP_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W480 - Top Durabilla Formation and equivalents surface 2023Stratigraphic surface of the top of the Durabilla Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W480_DURABILLA_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W480 - Top Durabilla Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Durabilla Formation and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W480_DURABILLA_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W480-W510 - Thickness between Top Durabilla Formation and Top Hutton Sandstone 2023Thickness between the top of the Durabilla Formation (and equivalents) and the top of the Hutton Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W480_DURABILLA-W510_HUTUP_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W510 - Top Hutton Sandstone and equivalents surface 2023Stratigraphic surface of the top of the Hutton Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W510_HUTUP_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W510 - Top Hutton Sandstone and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Hutton Sandstone and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W510_HUTUP_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W510-W540 - Thickness between Top Hutton Sandstone and Top Evergreen Formation 2023Thickness between the top of the Hutton Sandstone (and equivalents) and the top of the Evergreen Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W510_HUTUP-W540_EVERUP_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W540 - Top Evergreen Formation and equivalents surface 2023Stratigraphic surface of the top of the Evergreen Formation and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W540_EVERUP_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W540 - Top Evergreen Formation and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Evergreen Formation and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W540_EVERUP_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W540-W610 - Thickness between Top Evergreen Formation and Base Jurassic sediments 2023Thickness between the top of the Evergreen Formation (and equivalents) and the base of the Jurassic sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W540_EVERUP-W610_PRECLOW_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W580 - Top Precipice Sandstone and equivalents surface 2023Stratigraphic surface of the top of the Precipice Sandstone and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W580_PRECLOW_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W580 - Top Precipice Sandstone and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Precipice Sandstone and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W580_PRECLOW_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W580-W610 - Thickness between Top Precipice Sandstone and Base Jurassic sediments 2023Thickness between the top of the Precipice Sandstone (and equivalents) and the base of the Jurassic sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W580_PRECLOW-W610_BUNCON_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W610 - Base Jurassic sediments and equivalents surface 2023Stratigraphic surface of the base of the Jurassic sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W610_BUNCON_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W610 - Base Jurassic sediments and equivalents surface 2023 - GAB ExtentStratigraphic surface of the base of the Jurassic sediments and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W610_BUNCON_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W610-W810 - Thickness between Base Jurassic sediments and Top Permian sediments 2023Thickness between the base of the Jurassic sediments (and equivalents) and the top of the Permian sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W610_BUNCON-W810_PCTOP_ISOCHORE_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W810 - Top Permian sediments and equivalents surface 2023Stratigraphic surface of the top of the Permian sediments and equivalents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W810_PCTOP_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W810 - Top Permian sediments and equivalents surface 2023 - GAB ExtentStratigraphic surface of the top of the Permian sediments and equivalents clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W810_PCTOP_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W810-W910 - Thickness between Top Permian sediments and GAB Basement 2023Thickness between the top of the Permian sediments (and equivalents) and the Great Artesian Basin Basement, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W810_PCTOP-W910_BASEMENT_ISOCHORE_2023RectifiedGridCoverage-114800.0 -4364747.7934086142144426.8447456853 -997900.0130.67725322289954 -39.90922015097369156.40799283434893 -8.052542502396358W910 - Great Artesian Basin Basement surface 2023Stratigraphic surface of the crystalline basement, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W910_BASEMENT_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757W910 - Great Artesian Basin Basement surface 2023 - GAB ExtentStratigraphic surface of the crystalline basement, 2023 revision, clipped to the Great Artesian Basin (GAB) extents, 2023 revision from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. The primary data sources for the stratigraphic surface gridding process are formation top picks from boreholes. Outcrop elevations, AEM and depth converted seismic interpretation, where available, were integrated in the gridding process. This work builds on the first iteration as part of the Great Artesian Basin Groundwater Project (https://pid.geoscience.gov.au/dataset/ga/145927).Great Artesian Basingab_surf_2023__W910_BASEMENT_GAB_2023RectifiedGridCoverage-115000.0 -4364847.7934086142144226.8447456853 -998000.0130.67493700092146 -39.91011531399196156.40598621291772 -8.053745930100757Watertable Elevation GridRaster image of the watertable elevation surface of the Great Artesian Basin. Height is in metres above sea level (AHD) and cell resolution is 1000m. The watertable elevation surface was interpolated from the contour dataset compiled by Geoscience Australia from water level data predominantly obtained from Australian State and University groundwater databases, and was produced for the Great Artesian Basin Water Resource Assessment.Great Artesian Basinwatertableelevationhydrogeologygroundwatergab__wt_gridRectifiedGridCoverage131.792906531 -33.133100733153.198330938 -10.341478515131.792906531 -33.133100733153.198330938 -10.341478515Winton – Mackunda AlkalinityTotal alkalinity concentration (mg/L CaCO3) in groundwater in the Winton-Mackunda Formation aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryalkalinitygroundwatergab__WINT-MACK_ALKRectifiedGridCoverage134.877307617 -29.954374907146.172307617 -20.894374907134.877307617 -29.954374907146.172307617 -20.894374907Winton – Mackunda FlourideFlouride concentration (mg/L) in groundwater in the Winton-Mackunda Formation aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistryflouridegroundwatergab__WINT-MACK_FLURectifiedGridCoverage134.877307617 -29.954374907146.172307617 -20.894374907134.877307617 -29.954374907146.172307617 -20.894374907Winton – Mackunda Sodium Adsorption RatioSodium adsorption ratio for groundwater in the Winton-Mackunda Formation aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysodium adsorption ratiogroundwatergab__WINT-MACK_SARRectifiedGridCoverage134.877307617 -29.954374907146.172307617 -20.894374907134.877307617 -29.954374907146.172307617 -20.894374907Winton – Mackunda SulphateSulphate concentration (mg/L) in groundwater in the Winton-Mackunda Formation aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrysulphategroundwatergab__WINT-MACK_SO4RectifiedGridCoverage134.877307617 -29.954374907146.172307617 -20.894374907134.877307617 -29.954374907146.172307617 -20.894374907Winton – Mackunda Total Dissolved SolidsTotal dissolved solids (TDS) (mg/L) for groundwater in the Winton-Mackunda Formation aquifer of the Great Artesian Basin. Grid cell size (X, Y) = 0.015 DD, 0.015 DD. The data were produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia.Great Artesian Basingroundwater chemistrytotal dissolved solidsgroundwatergab__WINT-MACK_TDSRectifiedGridCoverage134.877307617 -29.954374907146.172307617 -20.894374907134.877307617 -29.954374907146.172307617 -20.894374907