West Virginia Water Quality
According to EPA Safe Drinking Water Information System (SDWIS), West Virginia has 427 active community water systems in this extract. PlainEnviro's health-based slice lists 2,508 violation records across 50 systems with at least one such row. These are historical EPA registry counts, not a statewide drinkability score.
Health-based violation records for 427 community water systems in West Virginia. Source: EPA Safe Drinking Water Information System (SDWIS).
Water Systems with Most Health-Based Records
| # | Water System | Health-Based Records | Health |
|---|---|---|---|
| 1 | WARDENSVILLE, TOWN OF Wardensville | 106 | Yes |
| 2 | VALLEY GROVE WATER DEPT Valley Grove | 61 | Yes |
| 3 | HARDY COUNTY PSD BAKER Old Fields | 60 | Yes |
| 4 | PADEN CITY, CITY OF Paden City | 53 | Yes |
| 5 | MOUNT ZION P S D Grantsville | 45 | Yes |
| 6 | OCEANA COMMUNITY OF Oceana | 44 | Yes |
| 7 | PINNACLE WATER ASSOCIATION Rock | 43 | Yes |
| 8 | REEDY WATER SERVICE TOWN OF Reedy | 43 | Yes |
| 9 | CLOVER PSD Spencer | 40 | Yes |
| 10 | RAINELLE WATER DEPT Rainelle | 36 | Yes |
| 11 | GREATER HARRISON PSD LOST CREEK MT CLARE West Milford | 36 | Yes |
| 12 | PIEDMONT MUNICIPAL WTR WKS Piedmont | 34 | Yes |
| 13 | MILL CREEK WATER DEPT Mill Creek | 34 | Yes |
| 14 | GILBERT WATER WORKS Gilbert | 32 | Yes |
| 15 | PRESTON COUNTY PSD 1 Arthurdale | 31 | Yes |
| 16 | MCDOWELL COUNTY PSD PREMIER | 30 | Yes |
| 17 | MIDLAND PSD Beverly | 29 | Yes |
| 18 | GARY CITY OF Gary | 27 | Yes |
| 19 | POTOMAC FARMS WATER CO Charles Town | 25 | Yes |
| 20 | LEWISBURG Lewisburg | 24 | Yes |
| 21 | LOGAN CO PSD-GREENVILLE SYSTEM | 24 | Yes |
| 22 | HARRISVILLE Harrisville | 24 | Yes |
| 23 | THOMAS CITY OF Thomas | 24 | Yes |
| 24 | MIDDLEBOURNE WATER WORKS Middlebourne | 23 | Yes |
| 25 | FORT GAY WATER WORKS Fort Gay | 23 | Yes |
| 26 | BLUEWELL PSD Bluefield | 22 | Yes |
| 27 | MINGO COUNTY PSD - NAUGATUCK Naugatuck, Wv | 22 | Yes |
| 28 | POCAHONTAS CO PSD - CHEAT MOUNTAIN WATER Durbin | 22 | Yes |
| 29 | RALEIGH COUNTY PSD ARNETT | 22 | Yes |
| 30 | LUMBERPORT TOWN OF Lumberport | 21 | Yes |
| 31 | GREATER HARRISON PSD VALLEY OF GOOD HOPE West Milford | 21 | Yes |
| 32 | WVAW - DEERFIELD VILLAGE SUBDIVISION | 20 | Yes |
| 33 | PAW PAW ROUTE 19 PSD Westover | 20 | Yes |
| 34 | HIAWATHA WATER Matoaka | 20 | Yes |
| 35 | HAMRICK PSD Hendricks | 20 | Yes |
| 36 | WAYNE WATER TOWN OF Wayne | 20 | Yes |
| 37 | BRENTON PSD Brenton | 20 | Yes |
| 38 | COAL MOUNTAIN WATER Coal Mountain | 20 | Yes |
| 39 | SHORTLINE PSD Clarksburg | 19 | Yes |
| 40 | LINCOLN PSD Alum Creek | 19 | Yes |
| 41 | LESTER MUNICIPAL WATER WORKS Lester | 19 | Yes |
| 42 | PHILIPPI CITY OF Philippi | 18 | Yes |
| 43 | RALEIGH COUNTY PSD EGERIA | 18 | Yes |
| 44 | FENWICK MOUNTAIN PSD | 18 | Yes |
| 45 | SISTERSVILLE MUNICIPAL WATER New Martinsville | 18 | Yes |
| 46 | RONCEVERTE WATER Ronceverte | 17 | Yes |
| 47 | MINERAL WELLS PSD Mineral Wells | 17 | Yes |
| 48 | LINCOLN PSD - LOWER MUD RIVER Alum Creek | 16 | Yes |
| 49 | ROWLESBURG WATER WORKS Rowlesburg | 16 | Yes |
| 50 | RALEIGH COUNTY MEM AIRPORT | 16 | Yes |
Most Common Contaminants in West Virginia
| Contaminant | Violations | Systems Affected |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 580 | 66 |
| TTHM | 448 | 57 |
| Long Term 2 Enhanced Surface Water Treatment Rule | 388 | 115 |
| Groundwater Rule | 301 | 64 |
| Interim Enhanced Surface Water Treatment Rule | 267 | 37 |
| CARBON, TOTAL | 172 | 27 |
| Revised Total Coliform Rule | 109 | 46 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 74 | 40 |
| Surface Water Treatment Rule | 51 | 15 |
| Lead and Copper Rule | 38 | 24 |
| Tetrachloroethylene | 29 | 1 |
| Nitrate | 19 | 1 |
| Coliform (TCR) | 9 | 3 |
| Coliform (Pre-TCR) | 8 | 6 |
| DICHLOROMETHANE | 8 | 1 |
Cities with Water Quality Issues
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About This Data
Water quality data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Only community water systems (CWS) in West Virginia are included.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.