As part of Friends of the Bay’s ongoing outreach, we produce a variety of maps. A selection is featured on this page.

Water Quality Monitoring Sites

Subwatersheds Map

Watershed Map

Watershed Dams Map

Water Supply Wells Map

Tidal and Freshwater Wetlands Map

Surface Water Quality Classifications Map

Subwatersheds Recommended for Field Assessments Map

Stormwater Discharges and Recharge Basins Map

Sewer Service Areas and Treatment Plants Map

Relief Map

Regulated Sites Map

Regulated Shellfishing Areas Map

Flood Zone Map

Land Use Map

Impervious Land Cover Map

Protected Open Space Map

Open Space Acquision

Storm Water Discharge Map