County · West Virginia
Marshall County, West Virginia: drinking water records
This overview covers 8 ZIP codes and 9 community water systems in Marshall County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Moundsville WV3302611 | 9,911 | 60 | 0 | 1 | 0.6 ppb |
| Marshall County PSD 4 WV3302609 | 4,063 | 120 | 1 | 4 | 3.1 ppb |
| Marshall County PSD 1 WV3302606 | 3,463 | 60 | 2 | 1 | 0 ppb |
| Glen Dale Water Works WV3302605 | 2,495 | 0 | 0 | 3 | 1.3 ppb |
| Mcmechen Municipal Water WV3302610 | 2,212 | 0 | 0 | 2 | 1 ppb |
| Marshall County PSD 2 WV3302607 | 1,601 | 0 | 0 | 1 | 2 ppb |
| Benwood Water Department WV3302618 | 1,510 | 0 | 0 | 1 | 0.7 ppb |
| Cameron Water WV3302603 | 962 | 0 | 0 | 4 | 5.6 ppb |
| Marshall County PSD 3 WV3302608 | 2,694 | 0 | 0 | 0 | 0.6 ppb |
ZIP reports in Marshall County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.