Free Virginia water report: PFAS & lead levels for every water system, worst-affected cities, and EPA violations. Check your ZIP.
Virginia's 8.6 million residents live across a landscape that ranges from the Chesapeake Bay tidewater to the Blue Ridge Mountains to the coal country of the far southwest. Water sources are equally varied: the large population centers in Northern Virginia draw from the Potomac River and Occoquan Reservoir system; Hampton Roads relies on a network of reservoirs and groundwater; and rural communities across the state depend on private wells and small utility systems. The Virginia Department of Health (VDH) regulates public water systems, while the Department of Environmental Quality (DEQ) oversees broader water quality and pollution control.
Virginia hosts one of the densest concentrations of military installations in the country, and PFAS contamination has followed. The Hampton Roads military cluster is the epicenter:
- NAS Oceana in Virginia Beach, one of the Navy's master jet bases, has used AFFF extensively in flight-line fire training. PFAS has been detected in groundwater on and around the installation. - Naval Station Norfolk, the world's largest naval base, with over 75 ships home-ported and decades of AFFF use in shipboard firefighting training and base fire departments. - Naval Weapons Station Yorktown, Joint Expeditionary Base Little Creek-Fort Story, and other installations in the Hampton Roads area add to the regional military PFAS footprint.
Beyond Hampton Roads, Virginia's military PFAS sources include Fort Gregg-Adams (formerly Fort Lee) near Petersburg, Marine Corps Base Quantico south of DC, and multiple National Guard and reserve facilities across the state. The Pentagon itself, located in Arlington, sits above a Potomac River floodplain aquifer.
Industrial PFAS sources include manufacturing facilities in the Shenandoah Valley and elsewhere. Virginia's position as a gateway between the industrial mid-Atlantic and the South means that rivers crossing the state carry upstream contamination from multiple sources.
Among mid-Atlantic states, Virginia's military PFAS footprint is among the largest – rivaled only by California and Texas in terms of the number of installations with documented contamination. The Hampton Roads concentration is unique: nowhere else in the country are so many naval and military facilities clustered in such close proximity to a large civilian population and a sensitive estuary.
Virginia has taken a moderate regulatory approach to PFAS. The state has not adopted enforceable PFAS MCLs independent of federal standards, though the General Assembly has passed legislation requiring PFAS monitoring and disclosure by utilities. VDH has expanded testing programs, and utilities in affected areas have been proactive about communicating results.
The Chesapeake Bay adds an ecological dimension. PFAS entering the bay through military installations, wastewater treatment plants, and stormwater runoff affects not just drinking water but the broader ecosystem. The bay is the subject of the largest and longest-running estuarine restoration program in the world, and PFAS contamination adds a layer of complexity to those efforts.
Northern Virginia's proximity to Washington, DC, means that federal attention to PFAS often has direct local implications. The Potomac River, which supplies much of the region's drinking water, receives treated wastewater and stormwater from communities across Maryland, Virginia, and West Virginia.
Virginia's geographic and water source diversity means your specific situation depends heavily on where you live.
1. Check your water quality to see monitoring data for your area. Hampton Roads residents should pay particular attention to PFAS data given the military density in the region. 2. If you live near any military installation – and in Virginia, that covers a significant portion of the population – awareness of PFAS contamination pathways is important. Our water filter guide covers filters certified for PFAS reduction, from pitcher filters to under-sink reverse osmosis systems. 3. Northern Virginia residents drawing from the Potomac River system face a different profile – the river integrates contamination from a large, multi-state watershed. A detailed water report can help you understand trends over time. 4. Rural Virginia residents on private wells – particularly in the Shenandoah Valley and southwest – should test independently, as private wells are not covered by public water system monitoring.
Virginia's military relationship dates to the colonial era, but the modern environmental legacy begins with the massive expansion of Hampton Roads naval facilities during World War I and World War II. Naval Station Norfolk was established in 1917 and has grown continuously since. NAS Oceana was commissioned in 1943. Together with the shipyard at Newport News and the numerous support facilities throughout the region, Hampton Roads became the largest concentration of naval power in the world.
Decades of AFFF use across these installations – for training, for actual emergencies, and for testing – have introduced PFAS into the groundwater, surface water, and stormwater systems of the region. The Department of Defense has acknowledged contamination at multiple Virginia installations and is in various stages of investigation and response.
The Chesapeake Bay cleanup, which has been underway in some form since the 1980s, has achieved significant progress on traditional pollutants like nitrogen and phosphorus. But PFAS, which was not on the regulatory radar when the bay restoration program began, now presents a contamination challenge that existing treatment infrastructure was not designed to address. Wastewater treatment plants throughout the bay watershed are point sources of PFAS discharge – they receive PFAS from households and industries and pass it through to the bay.
Northern Virginia's explosive population growth since the 1960s has transformed formerly rural areas into dense suburbs, increasing demand on the Potomac River and regional reservoir systems. The Fairfax County Water Authority, which serves over a million people, operates one of the largest treatment systems in the region and has been monitoring for PFAS as part of its water quality program.
In southwest Virginia, the water quality story is different – coal mining, rather than military operations, is the dominant environmental legacy. Acid mine drainage, heavy metals, and sediment from mining operations have affected streams and groundwater for generations. While these are distinct from PFAS, they contribute to a complex water quality picture for communities in the coalfield region.
Check your address to see the latest data for your part of Virginia. From the tidewater to the mountains, your water source and your location determine your exposure.