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Gnangara Jandakot Depth to Groundwater (Raster) – 2019 Min (DWER-097)
Department of Water and Environmental Regulation
This dataset contains minimum depth to groundwater (DTGW) values for 2019, for the Gnangara and Jandakot areas of Swan Coastal Plain, Western Australia. Depth to groundwater... -
RIWI Act, Surface Water Areas and Irrigation Districts (DWER-037)
Department of Water and Environmental Regulation
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... -
WRIMS - Surface Water Areas (DWER-082)
Department of Water and Environmental Regulation
Surface Water areas stored in WRIMS (Water Resource Information Management System). For the purposes of Surface Water resource management, the state of Western Australia is... -
Aquatic GDE in the Fitzroy Water Planning Area (DWER-126)
Department of Water and Environmental Regulation
The dataset shows the location and spatial extent of aquatic ecosystems and their potential dependence on the surface expression of groundwater. It shows aquatic ecosystems at a... -
Iron Staining Risk (DWER-032)
Department of Water and Environmental Regulation
The iron Staining Risk theme is divided into two categories: 1) High risk 2) Low risk High Risk: The iron staining classification represents areas delineated as having an... -
FPM Flood Level Contours (m AHD) (DWER-018)
Department of Water and Environmental Regulation
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that... -
Leschenault Estuary Seagrass Survey - Extent (DWER-106)
Department of Water and Environmental Regulation
Leschenault Estuary was surveyed in April 2009, February 2015, February and March 2016, February 2017, February and March 2018, February 2019, February and March 2020, February... -
State Environmental (Cockburn Sound) Policy Boundaries (DWER-058)
Department of Water and Environmental Regulation
The Cockburn Sound ‘policy area’ includes Cockburn Sound and its catchment and is the area to which the State Environmental (Cockburn Sound) Policy applies. The Cockburn Sound... -
FPM 1 in 100 (1%) AEP Floodway and Flood Fringe Line (DWER-015)
Department of Water and Environmental Regulation
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that... -
Sprinkler Restrictions - Water Agencies (Water Use) Bylaws (DWER-044)
Department of Water and Environmental Regulation
As part of the stages of water restriction, the Department of Water and Environmental Regulation prepared a state map contained four different areas of water restrictions which... -
FPM Historical Extent of Flooding (DWER-123)
Department of Water and Environmental Regulation
Historically, low-lying land adjacent to rivers and coastlines has been favoured for settlement as they provided sources of fresh water, food, transportation and waste disposal.... -
Acid Sulfate Soil Risk Map, Lower South West (DWER-052)
Department of Water and Environmental Regulation
Data of the risk of Potential Acid Sulfate Soil (PASS) materials being disturbed by land development activities based on the likelihood of PASS materials occurring within 3m of... -
Wilson Inlet Seagrass Survey - Extent (DWER-115)
Department of Water and Environmental Regulation
Wilson Inlet was surveyed in December 2017, April 2018, December 2019, December 2020, December 2021 and December 2022 by underwater drop camera observations and/or observations... -
FPM Bridges (DWER-016)
Department of Water and Environmental Regulation
The Department of Water and Environmental Regulation produces floodplain mapping of rivers and major watercourses and provides floodplain development advice to ensure that... -
Foreshore Conditions - Weeds (DWER-013)
Department of Water and Environmental Regulation
Point locations of specified weeds as found in the river foreshore assessment. DISCLAIMER: While the dataset has been prepared by the Department of Water and Environmental... -
Surface Water Management Areas (DWER-041)
Department of Water and Environmental Regulation
Surface Water Management Areas for Western Australia were derived in consultation with the regional offices, geometry is based on hydrographic subcatchments. Regional Department... -
Clearing Regulations - Environmentally Sensitive Areas (DWER-046)
Department of Water and Environmental Regulation
Environmentally Sensitive Areas as declared in Environmental Protection (Environmentally Sensitive Areas) Notice 2005, Government Gazette No. 55. This dataset is provided to... -
State Environment Policy Cockburn Protection Levels 2010 (DWER-068)
Department of Water and Environmental Regulation
This data represents the Environmental Protection Authority of Western Australia. This dataset represents the spatial boundaries of the SEP Cockburn Protection Levels. The... -
Statewide River Water Quality Assessment (DWER-038)
Department of Water and Environmental Regulation
Statewide River Water Quality Assessment (SRWQA) 2004 & 2008 uses water quality data collected as far back as 1998 to determine the status and trends of nine water quality... -
WRIMS - Surface Water Resources (DWER-081)
Department of Water and Environmental Regulation
The Surface Water Resources (SWR) dataset was created to assist licensing and management of surface water in Western Australia. A surface water resource represents the smallest...