County · Ohio
Belmont County, Ohio: drinking water records
This overview covers 24 ZIP codes and 15 community water systems in Belmont 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 |
|---|---|---|---|---|---|
| Belmont Co. Sanitary District 3 PWS OH0700412 | 26,822 | 60 | 0 | 1 | 0 ppb |
| St. Clairsville, City of PWS OH0701516 | 5,097 | 120 | 1 | 4 | 0 ppb |
| Martins Ferry Public Water System OH0701212 | 6,980 | 60 | 3 | 0 | 3.5 ppb |
| Barnesville OH0700011 | 6,500 | 120 | 1 | 0 | 5.0 ppb |
| Bellaire Public Water System OH0700114 | 4,278 | 120 | 1 | 0 | 0 ppb |
| Shadyside Public Water System OH0701612 | 3,689 | 60 | 6 | 0 | 3.2 ppb |
| Bethesda Public Water System OH0700511 | 1,382 | 0 | 0 | 1 | 0 ppb |
| Holloway Public Water System OH0701112 | 360 | 0 | 0 | 1 | 0 ppb |
| Bridgeport Public Water System OH0700612 | 2,830 | 0 | 0 | 0 | 4.8 ppb |
| Powhatan Point Public Water System OH0701412 | 1,592 | 0 | 0 | 0 | 0.8 ppb |
| Flushing Village PWS OH0700912 | 803 | 0 | 0 | 0 | 6.3 ppb |
| York Township Water Authority PWS OH0701703 | 481 | 0 | 0 | 0 | 1.7 ppb |
| Belmont Public Water System OH0700315 | 400 | 0 | 0 | 0 | 0 ppb |
| Morristown Public Water System OH0701303 | 315 | 0 | 0 | 0 | 0 ppb |
| High Acres Mobile Home Park NY0600826 | 248 | 0 | 0 | 0 | 2.8 ppb |
ZIP reports in Belmont 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.