Victoria Groundwater Contamination Areas With EPA Status

Polygon data delineates areas where groundwater contamination threatens environmental values, as designated by the Environment Protection Authority Victoria. Each area is assigned one of three EPA statuses indicating the level of investigation and remediation. The dataset is available in multiple geospatial file formats including SHP, DXF, and GDB.

Use Cases

• Map and analyze the spatial distribution of areas with 'Post remediation', 'Under assessment', or 'Precinct' status.
• Conduct environmental risk assessments by overlaying CYG area polygons with land use or infrastructure data.
• Support regulatory compliance workflows by identifying locations where groundwater testing is mandated.
• Track remediation progress by monitoring changes in EPA-assigned status over time for specific polygons.

Strengths

• Data is provided by the authoritative Environment Protection Authority Victoria.
• Available in 9 geospatial formats (SHP, DXF, WFS, TAB, DWG, EXTENDED TAB, WMS, MIF, GDB) for tool flexibility.
• Each contamination area is classified with one of three defined EPA statuses for clear interpretation.

Limitations

• The spatial scale and total number of polygon features are unknown.
• Areas not captured by a polygon are explicitly noted as not guaranteed to be safe, indicating potential coverage gaps.
• Detailed attribute columns for each polygon, such as contaminant types or concentration levels, are unspecified.

Provenance

Source

Environment Protection Authority Victoria

Collection Method

null

Time Range

null

Freshness

Last updated March 2026.

Geography

Victoria, Australia