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Contaminated Sites Database (DWER-059)
The Contaminated Sites Database holds information on confirmed contaminated sites (those classified ‘contaminated-remediation required’, ‘contaminated - restricted use’ and... -
Hydrography, Linear (Hierarchy) (DWER-031)
Major streamlines of WA, coded with a hierarchy and are named. The dataset includes many streams in addition to the detailed Hydrography in areas where its data is limited (eg....
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Acid Sulfate Soil Risk Map, Swan Coastal Plain (DWER-055)
Map of the risk of Acid Sulfate Soil (ASS) materials being disturbed by land development activities based on the likelihood of ASS materials occurring within soil profiles. This...
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Clearing Regulations - Environmentally Sensitive Areas (DWER-046)
Environmentally Sensitive Areas as declared in Environmental Protection (Environmentally Sensitive Areas) Notice 2005, Government Gazette No. 55. This dataset is provided to...
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Hydrographic Catchments - Catchments (DWER-028)
This dataset is the Western Australian component of a national Drainage Divisions and Basins dataset overseen by the Australian Water Resources Council. It is part of a...
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FPM Floodplain Area (DWER-020)
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that...
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Swan Coastal Plain and Perth-Peel Native Vegetation Extent 2024 (DWER-141)
Remnant vegetation mapping for the Swan Coastal Plain bioregion, Metropolitan and Peel Region Scheme areas in 2024. Part of a suite of polygon datasets that best represent...
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Public Drinking Water Source Areas (DWER-033)
Public drinking water source areas (PDWSAs) are surface water catchments and groundwater areas that provide drinking water to cities, towns and communities throughout the state....
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FPM 1 in 100 (1%) AEP Floodway and Flood Fringe Area (DWER-014)
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that...
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Hydrographic Catchments - Subcatchments (DWER-030)
This dataset is the Western Australian component of a national Drainage Divisions and Basins dataset overseen by the Australian Water Resources Council. It is part of a...
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Groundwater Salinity Statewide (DWER-026)
Interpretive and indicative Groundwater salinity mapping statewide. This dataset was formerly known as Groundwater Salinity Statewide (DOW-030)
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Wild Rivers (DWER-087)
Wild Rivers are rivers that are largely unchanged natural systems, where biological and hydrological processes continue without significant disturbance. They occur in a variety...
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EPA Referred Significant Proposals (DWER-120)
A key role of the EPA is to provide Government with advice on the environmental acceptability of proposed development. Development proposals include proposals for mining,...
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State Climate Projections 20km - Rainfall bias corrected (DWER-142)
The Climate Science Initiative (CSI) State rainfall projection 20km bias corrected dataset has been produced as part of the Climate Science Initiative program. Climate...
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DWER Water Information Sites (DWER-145)
The DWER Water Information Sites dataset lists monitoring locations (sites) where surface water and groundwater data are collected to assess the quality and quantity of state...
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FPM Flood Level Contours (m AHD) (DWER-018)
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that...
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Acid Sulfate Soil Risk Map, Estuaries (DWER-050)
Predicted risk of Acid Sulfate Soil (ASS) materials occurring within shallow soil layers in WA Estuaries (not covered by other Department of Environment ASS risk datasets) that...
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Clearing Regulations - Schedule One Areas (DWER-057)
Areas requiring a permit for clearing resulting from low impact mineral or petroleum activities as declared in Regulation 6 in Government Gazette No. 115 Environmental...
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Gnangara Jandakot Depth to Groundwater (Contours) – 2019 Max (DWER-096)
This dataset contains maximum depth to groundwater (DTGW) values for 2019, for the Gnangara and Jandakot areas of Swan Coastal Plain, Western Australia. Depth to groundwater...
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RIWI Act, Surface Water Areas and Irrigation Districts (DWER-037)
The Rights in Water and Irrigation Act 1914 provides the Governor of Western Australia the power to proclaim or prescribe through regulation a Surface Water Area. A Surface...
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