Public Drinking Water Source Areas In Western Australia

Public Drinking Water Source Areas (PDWSAs) are proclaimed surface water catchments and groundwater areas that supply drinking water to communities across Western Australia. The dataset is used by the Department of Water and Environmental Regulation for policy decisions and land-use advice to protect water quality.

Use Cases

• Map proclaimed surface water catchment areas to analyze land-use impacts on water quality.
• Identify underground water pollution control areas for groundwater protection planning.
• Analyze the spatial distribution of proclaimed water reserves to inform infrastructure development.

Strengths

• Data is provided by the authoritative state Department of Water and Environmental Regulation.
• Offered in multiple geospatial formats including GeoJSON, SHP, and Geopackage for interoperability.
• Regularly updated, with a last recorded update in March 2026.

Limitations

• No row or feature count is provided, making scale assessment difficult.
• Sample data and specific column attributes are unavailable for preview.
• The custom_active_acceptance license may impose specific use restrictions.

Provenance

Source

Department of Water and Environmental Regulation, Western Australia.

Collection Method

Proclaimed under the Metropolitan Water Supply, Sewerage, and Drainage Act 1909 or the Country Areas Water Supply Act 1947.

Time Range

null

Freshness

Last updated 2026-03-24.

Geography

Western Australia, Australia.