COUNTY WATER-SYSTEM LEDGER
Guernsey, Ohio
EPA’s September 2026 export lists 4 active community water systems serving Guernsey, Ohio, with 4 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Guernsey, Ohio
EPA associates 4 covered systems with Guernsey, Ohio; their reported population-served values total 27,740 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Cambridge, City OfOH3000111 | 10,520 | Surface water | Other current violation flag |
| Guernsey Co. Water Dept.OH3000603 | 8,891 | Surface water purchased | Other current violation flag |
| ByesvilleOH3001212 | 5,104 | Groundwater under influence of surface water | Current monitoring/reporting flag |
| Western Guernsey Regional Water DistrictOH3001103 | 3,225 | Surface water purchased | Other current violation flag |
02 / SOURCE MIX
Primary water sources for Guernsey, Ohio
EPA classifies 4 systems serving Guernsey, Ohio across 3 primary-source categories; Surface water purchased is the largest category with 2 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.