West Virginia drinking water quality
West Virginia has 771 active public water systems serving 1.6 million people. 655 of them, 85%, had at least one EPA violation in the past three years, 506 have an unresolved violation today, and 326 are designated serious violators by the EPA.
Active systems
771
in 55 counties
People served
1.6M
413 community systems serve 1.6M
Violations, past 3 years
655
85% of active systems
Serious violators
326
189 systems carry a health flag
Largest counties
All 55 countiesLargest community water systems
All 771 systems| System | Serves | Status |
|---|---|---|
| Wvawc-Kanawha Valley Dist Kanawha County |
209,283 | |
| Wvawc Huntington Dist Cabell County |
98,647 | |
| Berkeley County Pswd-Potomac River Berkeley County |
69,372 | |
| Morgantown Utility Board Monongalia County |
66,851 | |
| Beckley Water Company Raleigh County |
47,386 | |
| Parkersburg Utility Board Wood County |
34,251 | |
| Fairmont City of Marion County |
30,586 | |
| Wheeling Ohio County |
29,899 | |
| Putnam P S D Putnam County |
26,410 | |
| Wvawc New River Regional Wtr Trtmt Plt Fayette County |
25,603 |
About the West Virginia data
Retrieved from EPA ECHO on Oct 11, 2026.