HARDIN-NORTHERN SCHOOLS
Ohio — Non-Transient Non-Community — PWSID: OH3331112
System Information
| PWSID | OH3331112 |
| System Name | HARDIN-NORTHERN SCHOOLS |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jan 30, 1981 |
| Last Reported | Feb 25, 2026 |
Location & Contact
| State | Ohio |
| City | DOLA |
| ZIP Code | 45835-9725 |
| Address | 11586 STATE ROUTE 81 |
| Organization | PRICE, JEFF |
| Phone | 419-759-2331 |
Population & Service
| Population Served | 604 |
| Service Connections | 4 |
Drinking Water Violations (111)
This water system has 111 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, 1997 | Sep 30, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | — | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | — | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | — | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jan 1, 1996 | Mar 31, 1996 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Mar 31, 1996 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1995 | — |
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.