Description: These data are best suited to graphical applications. These data may vary greatly in quality depending on the method of capture and digitising specifications in place at the time of capture. All features have been included from the 250K data capture. This layer is only for labelling. 250K Specification Description - Reef - An area of rock or coral that is exposed between mean high water and lowest tide, or just below approximate lowest tide, which is visually prominent or a hazard to shipping. Shoal - A detached area of any material the depth over which constitutes a danger to surface navigation of marine craft. The term shoal is not generally used for dangers which are composed entirely of rock or coral. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Marine.html)
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Watercourse Area - A natural channel along which water may flow from time to time. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays between the 1:10,000,000 of 1:5,050,000 scale and a size criteria of area greater than 0.1 map units to avoid clutter. Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays between 1:5,050,000 and 1:300,001 scales and a size criteria of area greater than 0.003 map units to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Town Water Storage are bodies of water primarily stored for the consumption of urban, semi urban and rural township populations. The water is treated post storage by government, or private authorities, and connected to government regulated water networks. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays from 1:10,000,000 1:300,001 and a size criteria of area greater than 0.003 map units to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: Custom Dataset - These are extra waterbodies added at this scale that fall under the size criteria in Waterbody Lake and Reservoir.(Only displays polygons with area greater than 0.03 map units). This layer is only for labelling.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Town Water Storage are bodies of water primarily stored for the consumption of urban, semi urban and rural township populations. The water is treated post storage by government, or private authorities, and connected to government regulated water networks. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Flood Irrigation Storage - A body of water collected and stored behind constructed barriers, for the specific use of flooding pastures via internal irrigation systems. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Swamp - Land which is so saturated with water that it is not suitable for agricultural or pastoral use and presents a barrier to free passage. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. This layer is only for labelling. 250K Specification Description - Marine Swamp - That low lying part of the backshore area of tidal waters, usually immediately behind saline coastal flat, which maintains a high salt water content, and is covered with characteristic thick grasses and reed growths. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: These data are best suited to graphical applications. These data may vary greatly in quality depending on the method of capture and digitising specifications in place at the time of capture. All features have been included from the 250K data capture. 250K Specification Description - Reef - An area of rock or coral that is exposed between mean high water and lowest tide, or just below approximate lowest tide, which is visually prominent or a hazard to shipping. Shoal - A detached area of any material the depth over which constitutes a danger to surface navigation of marine craft. The term shoal is not generally used for dangers which are composed entirely of rock or coral. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Marine.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Canal Area - An artificial open channel which provides the supply, distribution or removal of water for irrigation purposes, or for a significant infrastructure function (such as salt interception, land reclamation, or drainage between water features for environmental management purposes). (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Rapid Area - An area of broken, fast flowing water in a watercourse, where the slope of the bed increases (but without a prominent break of slope which might result in a waterfall), or where a gently dipping bar of harder rock outcrops. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Watercourse Area - A natural channel along which water may flow from time to time. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Aquaculture Area - Shallow beds, usually segmented by constructed walls, for the use of aquaculture. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Salt Evaporator - A flat area, usually segmented, used for the commercial production of salt by evaporation.(Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Settling Pond - Shallow beds, usually segmented by constructed walls, for the treatment of sewage or other wastes. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Foreshore Flat - That part of the seabed or estuarine areas, between mean high water and the line of lowest astronomical tide. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Marine.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays between the National Scale of 1:5,050,000 scale and a size criteria of area greater than 0.1 map units to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays between 1:5,050,000 and 1:300,001 scales and a size criteria of area greater than 0.003 map units to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Town Water Storage - A body of water collected and stored behind a constructed barrier for some specific use (with the exception of Flood Irrigation Storage). Town Water Storage are bodies of water primarily stored for the consumption of urban, semi urban and rural township populations. The water is treated post storage by government, or private authorities, and connected to government regulated water networks. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays from national scale to a scale of 1:300,001 and a size criteria of area greater than 0.003 map units to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: Custom Dataset - These are extra waterbodies added at this scale that fall under the size criteria in Waterbody Lake and Reservoirs. (Only displays polygons with area greater than 0.03 map units)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Lake - A naturally occurring body of mainly static water surrounded by land. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Lake layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Town Water Storage - A body of water collected and stored behind a constructed barrier for some specific use (with the exception of Flood Irrigation Storage). Town Water Storage are bodies of water primarily stored for the consumption of urban, semi urban and rural township populations. The water is treated post storage by government, or private authorities, and connected to government regulated water networks. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Flood Irrigation Storage - A body of water collected and stored behind constructed barriers, for the specific use of flooding pastures via internal irrigation systems. Town Water Storage - A body of water collected and stored behind a constructed barrier for some specific use (with the exception of Flood Irrigation Storage). Town Water Storage are bodies of water primarily stored for the consumption of urban, semi urban and rural township populations. The water is treated post storage by government, or private authorities, and connected to government regulated water networks. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html). NOTE - This layer only displays 1:300,000 to 1:70,000 to avoid clutter at the national scale (approx 1:36,000,000). Refer to other Waterbody - Reservoir layers at different scales for the National Map.
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Rural Water Storage - A body of water collected and stored behind a constructed barrier for some specific use. Rural Water Storage are bodies of water stored for rural farming and agricultural practices (with the exception of Flood Irrigation Storage) and/or for the consumption of the associated land owners. The water is not treated by government authorities or connected to government regulated water networks. Dam - An open body of water collected and stored behind a constructed barrier consisting of earth, rock, concrete and/or masonry. Generally designed to capture run-off from the surrounding landscape or rainfall. The storage of water may occur on or below ground level. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Swamp - Land which is so saturated with water that it is not suitable for agricultural or pastoral use and presents a barrier to free passage. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Marine Swamp - That low lying part of the backshore area of tidal waters, usually immediately behind saline coastal flat, which maintains a high salt water content, and is covered with characteristic thick grasses and reed growths. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Land Subject to Inundation - Low lying land usually adjacent to lakes or watercourses, which is regularly covered with flood water for short periods. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)
Description: All features have been included from the Surface Hydrology data capture. 250K Specification Description - Saline Coastal Flat - That nearly level tract of land between mean high water and the line of the highest astronomical tide. (Source - http://www.ga.gov.au/mapspecs/topographic/v6/appendixA_files/Waterbodies.html)