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Datasets

4 datasets

Virginia Department of Environmental Quality

Estuaries (2016 Final WQA IR Assessment)

All estuarine waters identified in the 2016 Virginia 305(b)/303(d) Water Quality Assessment. Line work and attributes should not be altered except by the developer (DEQ). This dataset constitutes the United States…

  • HTML
  • ArcGIS
  • CSV
  • ZIP
  • GeoJSON

Updated Nov 4, 2026

Virginia Department of Environmental Quality

Estuaries (2018 Final WQA IR Assessment)

All estuarine waters identified in the 2018 Virginia 305(b)/303(d) Water Quality Assessment. Line work and attributes should not be altered except by the developer (DEQ). This dataset constitutes the United States…

  • HTML
  • ArcGIS
  • CSV
  • ZIP
  • GeoJSON

Updated Nov 4, 2026

Virginia Department of Environmental Quality

Estuaries (2020 Final WQA IR Assessment)

Polygon layer of estuarine and saltwater features within Virginia's territorial limit included in the 2020 305(b)/303(d) Integrated Report Click Here to view Data Fact Sheet.

  • HTML
  • ArcGIS
  • CSV
  • ZIP
  • GeoJSON

Updated Nov 4, 2026

Virginia Department of Environmental Quality

Estuarine Waters / Estuaries

This is a reference dataset for the Virginia Water Quality Standards for the tidal waters, represented as polygons, within the Virginia state boundary. See section 9VAC-25-260 of the Virginia Administrative Code for…

  • HTML
  • ArcGIS
  • CSV
  • ZIP
  • GeoJSON

Updated Nov 4, 2026

Prototype by Datopian · not an official government website · data from data.virginia.gov