GUERNSEY CO. WATER DEPT.
Ohio — Community Water System — PWSID: OH3000603
System Information
| PWSID | OH3000603 |
| System Name | GUERNSEY CO. WATER DEPT. |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 30, 1981 |
| Last Reported | Feb 25, 2026 |
Location & Contact
| State | Ohio |
| City | CAMBRIDGE |
| ZIP Code | 43725 |
| Address | GUERNSEY COUNTY COMMISSIONERS |
| Organization | WILSON, DAVE |
| Phone | 740-432-9200 |
Population & Service
| Population Served | 8,891 |
| Service Connections | 3,660 |
Drinking Water Violations (28)
This water system has 28 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 6, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2024 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .084 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .084 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .084 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .084 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2017 | — | |
| May 28, 2004 | Aug 27, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Jun 16, 2004 | — | |
| May 28, 2004 | Aug 27, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Jun 16, 2004 | — | |
| May 28, 2004 | Aug 27, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Jun 16, 2004 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | Dec 12, 2007 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | Dec 12, 2007 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.