Virginia drinking water quality
Virginia has 2,832 active public water systems serving 7.9 million people. 1,138 of them, 40%, had at least one EPA violation in the past three years, 166 have an unresolved violation today, and 7 are designated serious violators by the EPA.
Active systems
2,832
in 95 counties
People served
7.9M
1,056 community systems serve 7.4M
Violations, past 3 years
1,138
40% of active systems
Serious violators
7
16 systems carry a health flag
Largest counties
All 95 counties| County | People served | Systems | With violations |
|---|---|---|---|
| Fairfax | 1,314,617 | 44 | 20 |
| Loudoun | 433,906 | 107 | 32 |
| Prince William | 416,494 | 45 | 11 |
| Chesterfield | 390,799 | 8 | 4 |
| Henrico | 330,942 | 14 | 5 |
| Arlington | 244,747 | 4 | 0 |
| Stafford | 127,351 | 18 | 6 |
| Spotsylvania | 109,260 | 38 | 13 |
| Albemarle | 103,194 | 71 | 38 |
| Hanover | 75,193 | 50 | 13 |
Largest community water systems
All 2,832 systems| System | Serves | Status |
|---|---|---|
| Fairfax County Water Authority Fairfax County |
1,121,613 | |
| Virginia Beach, City of |
437,994 | |
| Newport News, City of |
407,300 | |
| Chesterfield CO Central Water System Chesterfield County |
389,897 | |
| Loudoun Water Central System Loudoun County |
334,808 | |
| Henrico County Water System Henrico County |
330,000 | |
| Norfolk, City of |
234,220 | |
| Richmond, City of |
233,655 | |
| Arlington County Arlington County |
215,000 | |
| Western Virginia Water Authority |
182,700 |
About the Virginia data
Retrieved from EPA ECHO on Oct 11, 2026. EPA records for Virginia systems do not include town names, so searches here match on ZIP code, street address, or county.