WMS This 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 Basin hydrogeology hydrochemistry geology elevation groundwater Geoscience Australia Client Services Postal

GPO Box 378

ACT 2601 Australia +61 2 6249 9111 +61 2 6249 9999 clientservices@ga.gov.au none © 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/legalcode text/xml image/png application/atom+xml application/geopackage+sqlite3 application/json;type=utfgrid application/pdf application/rss+xml application/vnd.google-earth.kml+xml application/vnd.google-earth.kml+xml;mode=networklink application/vnd.google-earth.kmz image/geotiff image/geotiff8 image/gif image/jpeg image/png; mode=8bit image/svg+xml image/tiff image/tiff8 image/vnd.jpeg-png image/vnd.jpeg-png8 text/html; subtype=openlayers text/html; subtype=openlayers2 text/html; subtype=openlayers3 text/plain application/vnd.ogc.gml text/xml application/vnd.ogc.gml/3.1.1 text/xml; subtype=gml/3.1.1 text/html application/json XML INIMAGE BLANK JSON This web service provides access to geological, hydrogeological and hydrochemical digital datasets that have been published by Geoscience Australia for the Great Artesian Basin (GAB). EPSG:3857 EPSG:4283 EPSG:3112 EPSG:7844 EPSG:7845 EPSG:4326 CRS:84 128.98784145881694 166.9393436226395 -39.91011531399196 -5.894894555695288E-5 Chemical parameter concentrations and isotopic variations in groundwater in the Great Artesian Basin for the following aquifers: Adori Sandstone; Cadna-owie - Hooray and equivalents; Hutton Sandstone and Winton-Mackunda Formation. Great Artesian Basin groundwater chemistry groundwater EPSG:4283 132.154976112 151.294976112 -33.01893958603453 -11.883939557349343 text/plain gab:WINT-MACK_TDS Total 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 Basin groundwater chemistry total dissolved solids groundwater EPSG:4283 CRS:84 134.877307617 146.172307617 -29.954374907 -20.894374907 text/plain gab:CAD-HOOR_TDS Total 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 Basin groundwater chemistry total dissolved solids groundwater EPSG:4283 CRS:84 132.154976112 151.294976112 -33.018939555 -11.883939555 text/plain gab:ADORI_TDS Total 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 Basin groundwater chemistry total dissolved solids groundwater EPSG:4283 CRS:84 138.387307617 151.137307617 -29.189374907 -19.994374907 text/plain gab:HUTTON_TDS Total 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 Basin groundwater chemistry total dissolved solids groundwater EPSG:4283 CRS:84 138.387307617 152.067307617 -29.369292307 -19.649292307 text/plain gab:WINT-MACK_ALK Total 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 Basin groundwater chemistry alkalinity groundwater EPSG:4283 CRS:84 134.877307617 146.172307617 -29.954374907 -20.894374907 text/plain gab:CAD-HOOR_ALK Total 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 Basin groundwater chemistry alkalinity groundwater EPSG:4283 CRS:84 132.154976112 151.294976112 -33.018939555 -11.883939555 text/plain gab:ADORI_ALK Total 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 Basin groundwater chemistry alkalinity groundwater EPSG:4283 CRS:84 138.387307617 151.137307617 -29.189374907 -19.994374907 text/plain gab:HUTTON_ALK Total 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 Basin groundwater chemistry flouride groundwater EPSG:4283 CRS:84 138.387307617 152.067307617 -29.369292307 -19.649292307 text/plain gab:WINT-MACK_SAR Sodium 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 Basin groundwater chemistry sodium adsorption ratio groundwater EPSG:4283 CRS:84 134.877307617 146.172307617 -29.954374907 -20.894374907 text/plain gab:CAD-HOOR_SAR Sodium 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 Basin groundwater chemistry sodium adsorption ratio groundwater EPSG:4283 CRS:84 132.154976112 151.294976112 -33.018939555 -11.883939555 text/plain gab:ADORI_SAR Sodium 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 Basin groundwater chemistry sodium adsorption ratio groundwater EPSG:4283 CRS:84 138.387307617 151.137307617 -29.189374907 -19.994374907 text/plain gab:HUTTON_SAR Sodium 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 Basin groundwater chemistry sodium adsorption ratio groundwater EPSG:4283 CRS:84 138.387307617 152.067307617 -29.369292307 -19.649292307 text/plain gab:WINT-MACK_SO4 Sulphate 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 Basin groundwater chemistry sulphate groundwater EPSG:4283 CRS:84 134.877307617 146.172307617 -29.954374907 -20.894374907 text/plain gab:CAD-HOOR_SO4 Sulphate 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 Basin groundwater chemistry sulphate groundwater EPSG:4283 CRS:84 132.154976112 151.294976112 -33.018939555 -11.883939555 text/plain gab:ADORI_SO4 Sulphate 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 Basin groundwater chemistry sulphate groundwater EPSG:4283 CRS:84 138.387307617 151.137307617 -29.189374907 -19.994374907 text/plain gab:HUTTON_SO4 Sulphate 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 Basin groundwater chemistry sulphate groundwater EPSG:4283 CRS:84 138.387307617 152.067307617 -29.369292307 -19.649292307 text/plain gab:WINT-MACK_FLU Flouride 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 Basin groundwater chemistry flouride groundwater EPSG:4283 CRS:84 134.877307617 146.172307617 -29.954374907 -20.894374907 text/plain gab:CAD-HOOR_FLU Flouride 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 Basin groundwater chemistry flouride groundwater EPSG:4283 CRS:84 132.154976112 151.294976112 -33.018939555 -11.883939555 text/plain gab:ADORI_FLU Flouride 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 Basin groundwater chemistry flouride groundwater EPSG:4283 CRS:84 138.387307617 151.137307617 -29.189374907 -19.994374907 text/plain gab:HUTTON_FLU Flouride 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 Basin groundwater chemistry flouride groundwater EPSG:4283 CRS:84 138.387307617 152.067307617 -29.369292307 -19.649292307 text/plain gab:CAD-HOOR_TP-RS_13C_CH Stable 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 Basin groundwater chemistry stable carbon isotope variations groundwater EPSG:4283 CRS:84 132.1 151.494296566 -33.1 -10.484989924 text/plain gab:TP-RS_14C_CH Carbon-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 Basin groundwater chemistry Carbon-14 variation groundwater EPSG:4283 CRS:84 132.1 151.494296566 -33.1 -10.484989924 text/plain gab:T-RS_36CLR_CH Chlorine-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 Basin groundwater chemistry Chlorine-36 to Chloride ratio groundwater EPSG:4283 CRS:84 132.1 151.528933332 -33.1 -10.478200001 text/plain Contact surfaces between geological formations containing major aquifers and aquitards in the Great Artesian Basin. Datasets generated pre-2022. Great Artesian Basin geology elevation aquifer aquitard hydrostratigraphy EPSG:3112 128.98784145881694 166.9393436226395 -38.43061102407419 -3.845522406048454 text/plain text/plain text/plain text/plain text/plain text/plain text/plain text/plain text/plain text/plain text/plain text/plain gab:3DVIS_LAYER01_3SEC_DEM 3-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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER02_BASE_CENOZOIC Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER03_BASE_MACKUNDA_FORMATION Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:04_GABWRA_Base_RollingDowns_grid Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER05-07_BASE_ALGEBUCKINA_SANDSTONE Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER05_BASE_HOORAY_SANDSTONE Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER06_BASE_INJUNE_CREEK_GROUP Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER07_BASE_HUTTON_SANDSTONE Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER08a_BASE_EVERGREEN_MARBURG_FORMATION Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER08b_BASE_POOLOWANNA_FORMATION Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER09_BASE_PRECIPICE_SANDSTONE Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain gab:3DVIS_LAYER10_BASE_ASSESSMENT Base 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 Basin hydrostratigraphy geology elevation aquifer aquitard EPSG:3112 CRS:84 130.20672811033972 159.6768426397394 -36.32945796588736 -6.382293917653172 text/plain Geological and hydrogeological unit thickness grids from the top crystalline basement to the surface. The geological and hydrogeological unit thicknesses provided in this layer group are outputs from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. 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 Basin isochore hydrogeological surface geological surface EPSG:3577 132.00104174650102 132.00130631974622 -3.733881577434702E-4 -5.894894555695288E-5 text/html gab_surf_2023:W000_DEM-W080_BASE_CENOZOIC_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html gab_surf_2023:W000_DEM-W610_BUNCON_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html gab_surf_2023:W050_EYRE-W080_BASE_CENOZOIC_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html gab_surf_2023:W080_BASE_CENOZOIC-W100_BASE_MACKUNDA_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.6749489511222 156.40577140608988 -39.90920120499725 -8.05281786474701 text/html gab_surf_2023:W080_BASE_CENOZOIC-W610_BUNCON_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W100_BASE_MACKUNDA-W130_COREENA_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W100_BASE_MACKUNDA-W210_BUNGIL_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W130_COREENA-W210_BUNGIL_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W210_BUNGIL-W220_MOOGA_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W210_BUNGIL-W310_WESTBOURNE_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W220_MOOGA-W230_ORALLO_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W230_ORALLO-W240_GUBBERA_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W240_GUBBERA-W310_WESTBOURNE_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W310_WESTBOURNE-W330_SPRINGBOK_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W330_SPRINGBOK-W410_SPUNCON_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W410_SPUNCON-W510_HUTUP_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W480_DURABILLA-W510_HUTUP_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W510_HUTUP-W540_EVERUP_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W540_EVERUP-W610_PRECLOW_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W580_PRECLOW-W610_BUNCON_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W610_BUNCON-W810_PCTOP_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W810_PCTOP-W910_BASEMENT_ISOCHORE_2023 Thickness 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html Geological and hydrogeological surfaces from the Base Permo-Carboniferous, Top Permian, Base Jurassic, Base Cenozoic to the surface. 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. The geological and hydrogeological surfaces provided in this layer group are outputs from the Eastern Australia 3D geological and hydrogeological surfaces update, Version 2.0 - https://pid.geoscience.gov.au/dataset/ga/148552. 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 Basin hydrogeological surface geological surface EPSG:3577 132.00104174650102 132.00130631974622 -3.733881577434702E-4 -5.894894555695288E-5 text/html gab_surf_2023:W000_DEM_2023 Digital 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html gab_surf_2023:W000_DEM_GAB_2023 Digital 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 Basin EPSG:3577 CRS:84 130.67725322289954 156.40799283434893 -39.90922015097369 -8.052542502396358 text/html gab_surf_2023:W050_EYRE_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W050_EYRE_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W080_BASE_CENOZOIC_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W080_BASE_CENOZOIC_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W100_BASE_MACKUNDA_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W100_BASE_MACKUNDA_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W130_COREENA_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W130_COREENA_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W210_BUNGIL_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W210_BUNGIL_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W220_MOOGA_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W220_MOOGA_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W230_ORALLO_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W230_ORALLO_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W240_GUBBERA_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W240_GUBBERA_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W310_WESTBOURNE_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W310_WESTBOURNE_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W330_SPRINGBOK_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W330_SPRINGBOK_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W410_SPUNCON_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W410_SPUNCON_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W480_DURABILLA_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W480_DURABILLA_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W510_HUTUP_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W510_HUTUP_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W540_EVERUP_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W540_EVERUP_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W580_PRECLOW_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W580_PRECLOW_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W610_BUNCON_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W610_BUNCON_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W810_PCTOP_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W810_PCTOP_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W910_BASEMENT_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html gab_surf_2023:W910_BASEMENT_GAB_2023 Stratigraphic 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 Basin EPSG:3577 CRS:84 130.67493700092146 156.40598621291772 -39.91011531399196 -8.053745930100757 text/html Extent of identified polygonal faulting in the Great Artesian Basin. Great Artesian Basin polygonal faulting geology EPSG:4283 133.981043062952 150.756566586853 -30.68027248048312 -13.033300002516375 text/plain gab:surface_poly_faulting Surface evidence of polygonal faulting in the Great Artesian Basin. The areas of surface evidence of polygonal faulting were interpreted from satellite imagery. Great Artesian Basin polygonal faulting geology EPSG:3112 CRS:84 134.01555286207758 151.3081749998299 -31.00672773516383 -14.569223765036785 text/plain gab:poly_faulting_seismic Approximate location of polygonal faulting evident in seismic transects in the Great Artesian Basin. The polygonal faulting evident in seismic transects were interpreted from seismic data. Great Artesian Basin polygonal faulting geology EPSG:3112 CRS:84 138.7962634202032 145.6005649141905 -28.522794898621008 -12.7721127845897 text/plain Potentiometric surface of the Cadna-owie - Hooray Aquifer in the Great Artesian Basin at 20 year intervals from 1900-2010. Great Artesian Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 130.737515866 152.313295966 -32.8100310477247 -15.8542909155604 text/plain gab:POTENTIOMETRIC_SURFACE_1900-1920 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_1900-1920_nf Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 130.737515866 152.313295966 -32.810031017 -15.85429091 text/plain gab:POTENTIOMETRIC_SURFACE_1920-1940 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_1940-1960 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_1960-1980 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_1980-2000 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_2000-2010 Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 131.977505756 151.814430598 -32.492258617 -15.933018134 text/plain gab:POTENTIOMETRIC_SURFACE_2000-2010_nf Potentiometric 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 Basin hydrogeology groundwater potentiometric surface watertable EPSG:4283 CRS:84 130.737515866 152.313295966 -32.810031017 -15.85429091 text/plain Watertable elevation of the Great Artesian Basin. Great Artesian Basin elevation hydrogeology groundwater EPSG:4283 132.044441245529 153.08862051458 -33.05504518331236 -10.687580002007202 text/plain text/plain gab:wt_contours Contour map of the watertable elevation of the Great Artesian Basin. Height is in metres above sea level (AHD). The watertable contours were 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 Basin watertable elevation hydrogeology groundwater EPSG:4283 CRS:84 132.1558703272431 152.75748418802738 -33.05504515222455 -10.687580000332554 text/plain gab:wt_grid Raster 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 Basin watertable elevation hydrogeology groundwater EPSG:4283 CRS:84 131.792906531 153.198330938 -33.133100733 -10.341478515 text/plain gab:alluvium_wt_contours Alluvium water table elevation contours for data obtained from recent water level measurements in the Quaternary alluvial aquifer in the Surat sub-basin. Great Artesian Basin alluvium watertable EPSG:3112 CRS:84 145.06311654085948 153.13511574869545 -33.22867638874785 -25.217673494981497 text/plain gab:alluvium_water_level_gab_wt_relationships Relationships between Alluvium water levels and GAB water table levels. Areas that demarcate where water levels in the Quaternary alluvium are higher than the regional water table in the uppermost GAB aquifer, and areas where the GAB regional water table is coplanar with or higher than the water levels in the alluvium. Great Artesian Basin Quaternary alluvium watertable water level alluvial aquifer EPSG:3112 CRS:84 144.90042575712278 153.98863411100982 -33.3952447749105 -24.22695606796595 text/plain gab:basement_inliers Boundary of basement inliers penetrating the Great Artesian Basin, produced for the Great Artesian Basin Water Resource Assessment by Geoscience Australia. Great Artesian Basin geology basement inliers EPSG:4283 CRS:84 133.5300289317878 151.4483498667686 -32.887779433769374 -10.687579999999961 text/plain gab:geol_structural_elements Location of major structural features of the Great Artesian Basin. Includes major lineaments, faults and fold axes. Great Artesian Basin major lineaments faults folds geology EPSG:4283 CRS:84 134.65647752040073 152.79853914654407 -31.530874458596585 -10.40899258926894 text/plain gab:geomorphology Classification of geomorphological features of the Great Artesian Basin (GAB), including the offshore extents of the GAB beneath the Gulf of Carpentaria. Great Artesian Basin geomorphology EPSG:3112 CRS:84 132.07258940213296 153.1842084112537 -33.68701353002059 -9.011743553223312 text/plain gab:gw_recharge_estimates Groundwater 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 Basin hydrogeology groundwater groundwater recharge EPSG:4283 CRS:84 133.546473981 152.346473981 -32.803906111 -18.653906111 text/plain gab:hydrogeol_base_units Hydrogeological basement units in contact with GAB base. Great Artesian Basin hydrogeology basement unit EPSG:4283 CRS:84 132.15444569332493 152.75427246116772 -33.02301025277917 -8.18668805909016 text/plain