CHILLICOTHE CORRECTIONAL INSTITUTION
Ohio — Community Water System — PWSID: OH7101212
System Information
| PWSID | OH7101212 |
| System Name | CHILLICOTHE CORRECTIONAL INSTITUTION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 30, 1981 |
| Last Reported | Feb 25, 2026 |
Location & Contact
| State | Ohio |
| City | OAK HILL |
| ZIP Code | 45656 |
| Address | 7485 State Route 93 |
| Organization | LEHEW, JOHNATHAN |
| Phone | 740-253-9401 |
Population & Service
| Population Served | 9,000 |
| Service Connections | 130 |
Drinking Water Violations (76)
This water system has 76 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 19, 2025 | — | |
| Aug 1, 2024 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Aug 19, 2022 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Dec 30, 2019 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jan 23, 2019 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | — | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | — | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | — | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | — | |
| Jul 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 2001 | — | Other | No | No | — | — | — | Resolved | Dec 13, 2007 | — | |
| Jul 1, 2001 | — | Other | No | No | — | — | — | Resolved | Dec 13, 2007 | — | |
| Jun 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Jun 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Jun 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Jun 1, 2000 | Jun 30, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | — | |
| Jun 1, 2000 | Jun 30, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | — | |
| Jun 1, 2000 | Jun 30, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | — | |
| Jun 1, 2000 | Jun 30, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — |
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.