DELPHOS CITY
Ohio - Community Water System - PWSID: OH0200412
System Information
| PWSID | OH0200412 |
| System Name | DELPHOS CITY |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 30, 1981 |
| Last Reported | May 15, 2026 |
Location & Contact
| State | Ohio |
| City | DELPHOS |
| ZIP Code | 45833 |
| Address | 608 N CANAL STREET |
| Organization | GEORGE, SHERRYL |
| Phone | 419-695-4010 |
Population & Service
| Population Served | 7,101 |
| Service Connections | 2,750 |
Drinking Water Violations (169)
This water system has 169 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 | - | - | - | Resolved | Nov 12, 2025 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Nov 12, 2025 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Nov 12, 2025 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Nov 12, 2025 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2007 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jun 12, 2007 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jun 12, 2007 | - | |
| Nov 1, 2004 | Nov 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2004 | - | |
| Nov 1, 2004 | Nov 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2004 | - | |
| Nov 1, 2004 | Nov 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2004 | - | |
| Nov 1, 2004 | Nov 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Jul 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jun 12, 2007 | - | |
| Jul 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jun 12, 2007 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 10 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 10 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 10 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 10 mg/L | - | Resolved | Apr 8, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 1997 | - |
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.