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Find a Commonwealth ResourceVirginia Department of Environmental Quality
This is a reference dataset for the Virginia Water Quality Standards for all free-flowing, freshwater streams, rivers and flowpaths within the Virginia state boundary. See section 9VAC-25-260 of the Virginia…
Updated Nov 4, 2026
Virginia Department of Environmental Quality
This is a reference dataset for the Virginia Water Quality Standards for all lakes and reservoirs within the Virginia state boundary. See section 9VAC-25-260 of the Virginia Administrative Code for specific standards…
Updated Nov 4, 2026
Virginia Department of Environmental Quality
This is a reference dataset for the Virginia Water Quality Standards for the tidal flowpaths within the Virginia state boundary. See section 9VAC-25-260 of the Virginia Administrative Code for specific standards…
Updated Nov 4, 2026
Virginia Department of Environmental Quality
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…
Updated Nov 4, 2026
