Virginia Department of Environmental Quality · via Virginia State Data
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 Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
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 Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
This is a reference dataset for the Virginia Water Quality Standards for all lakes and reservoirs designated as stockable or natural trout waters within the Virginia state boundary. See section 9VAC-25-260 of the…
Updated Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
Water quality monitoring stations and parameters to be sampled during the calendar year. View Data Fact Sheet
Updated Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
Polygon layer of lakes and reservoirs within Virginia included in the 2020 305(b)/303(d) Integrated Report Click Here to view Data Fact Sheet.
Updated Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
This is a reference dataset for the Virginia Water Quality Standards for all free-flowing, freshwater streams, rivers and flowpaths designated as stockable or natural trout waters within the Virginia state boundary. See…
Updated Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
Sites within Virginia where DEQ or other data providers have collected water column, sediment, fish tissue or benthic macroinvertebrate samples within the given assessment data window (2018). Attributes assigned to each…
Updated Oct 17, 2026
Virginia Department of Environmental Quality · via Virginia State Data
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 Oct 17, 2026
