HIGHLAND COUNTY WATER COMPANY, INC.
Ohio — Community Water System — PWSID: OH3600514
System Information
| PWSID | OH3600514 |
| System Name | HIGHLAND COUNTY WATER COMPANY, INC. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 4, 1987 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Ohio |
| City | HILLSBORO |
| ZIP Code | 45133 |
| Address | PO BOX 940 |
| Organization | CUTLER, DAN |
| Phone | 937-393-4281 |
Population & Service
| Population Served | 28,421 |
| Service Connections | 11,016 |
Drinking Water Violations (29)
This water system has 29 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 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 22, 2022 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 22, 2022 | Consumer Confidence Rule |
| May 1, 2014 | May 31, 2014 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2014 | Total Coliform Rule |
| May 1, 2014 | May 31, 2014 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2014 | Total Coliform Rule |
| May 1, 2014 | May 31, 2014 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2014 | Total Coliform Rule |
| May 1, 2014 | May 31, 2014 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2014 | Total Coliform Rule |
| Jun 1, 2011 | — | E. COLI | MR | No | No | — | — | — | Resolved | Jul 20, 2011 | Ground Water Rule |
| Jun 1, 2011 | — | E. COLI | MR | No | No | — | — | — | Resolved | Jul 20, 2011 | Ground Water Rule |
| Jun 1, 2011 | — | E. COLI | MR | No | No | — | — | — | Resolved | Jul 20, 2011 | Ground Water Rule |
| Feb 1, 2011 | Feb 28, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | Total Coliform Rule |
| Feb 1, 2011 | Feb 28, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | Total Coliform Rule |
| Feb 1, 2011 | Feb 28, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | Total Coliform Rule |
| Feb 1, 2011 | Feb 28, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Oct 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | Total Coliform Rule |
| Dec 1, 2001 | Dec 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | Total Coliform Rule |
| Dec 1, 2001 | Dec 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | Total Coliform Rule |
| Dec 1, 2001 | Dec 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | Total Coliform Rule |
| Dec 1, 2001 | Dec 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1993 | Surface Water Treatment Rule |
| Jul 1, 1993 | Jul 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1993 | Surface Water Treatment Rule |
| Jul 1, 1993 | Jul 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1993 | Surface Water Treatment Rule |
| Aug 1, 1988 | Jul 31, 1989 | BHC-GAMMA | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
| Aug 1, 1988 | Jul 31, 1989 | Methoxychlor | MR | No | Yes | — | 0.04 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
| Aug 1, 1988 | Jul 31, 1989 | Toxaphene | MR | No | Yes | — | 0.003 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
| Aug 1, 1988 | Jul 31, 1989 | 2,4-D | MR | No | Yes | — | 0.07 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
| Aug 1, 1988 | Jul 31, 1989 | 2,4,5-TP | MR | No | Yes | — | 0.05 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
| Aug 1, 1988 | Jul 31, 1989 | Endrin | MR | No | Yes | — | 0.002 mg/L | — | Archived | Jul 31, 1989 | Synthetic Organic Chemicals |
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.