MERCER WATER COMPANY
Pennsylvania — Community Water System — PWSID: PA6430058
System Information
| PWSID | PA6430058 |
| System Name | MERCER WATER COMPANY |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 1979 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Pennsylvania |
| City | MERCER |
| ZIP Code | 16137 |
| Address | 109 NORTH DIAMOND STREET |
| Organization | — |
| Phone | 724-662-2490 |
Population & Service
| Population Served | 2,750 |
| Service Connections | 1,121 |
Drinking Water Violations (120)
This water system has 120 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, 1994 | Dec 10, 1995 | MR | No | No | — | TT | — | Resolved | Dec 10, 1995 | — | |
| Jul 1, 1994 | Dec 10, 1995 | MR | No | No | — | TT | — | Resolved | Dec 10, 1995 | — | |
| Jul 1, 1994 | Dec 10, 1995 | MR | No | No | — | TT | — | Resolved | Dec 10, 1995 | — | |
| Jul 1, 1994 | Dec 10, 1995 | MR | No | No | — | TT | — | Resolved | Dec 10, 1995 | — | |
| Jan 1, 1994 | Apr 25, 1995 | MR | No | No | — | TT | — | Resolved | Apr 25, 1995 | — | |
| Jan 1, 1994 | Apr 25, 1995 | MR | No | No | — | TT | — | Resolved | Apr 25, 1995 | — | |
| Jan 1, 1994 | Apr 25, 1995 | MR | No | No | — | TT | — | Resolved | Apr 25, 1995 | — | |
| Jan 1, 1994 | Apr 25, 1995 | MR | No | No | — | TT | — | Resolved | Apr 25, 1995 | — | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1992 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.00005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 1 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Jul 1, 1989 | Sep 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.00005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 1 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1989 | — | |
| Apr 1, 1989 | Jun 30, 1989 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Jun 30, 1989 | — |
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.