MIFFLIN CNTY MUNI AUTH
Pennsylvania — Community Water System — PWSID: PA4440010
System Information
| PWSID | PA4440010 |
| System Name | MIFFLIN CNTY MUNI AUTH |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 1979 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Pennsylvania |
| City | MILROY |
| ZIP Code | 17063 |
| Address | 5300 Old US Highway 322 |
| Organization | MIFFLIN CNTY MUNI AUTH |
| Phone | 717-248-0165 |
Population & Service
| Population Served | 29,432 |
| Service Connections | 11,249 |
Drinking Water Violations (418)
This water system has 418 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jul 1, 2022 | Jul 31, 2022 | MR | No | No | — | — | — | Resolved | Jul 31, 2022 | — | |
| Jul 1, 2022 | Jul 31, 2022 | MR | No | No | — | — | — | Resolved | Jul 31, 2022 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2020 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Aug 16, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.04 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.004 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.7 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.2 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.02 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.4 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 15, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.04 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.05 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.001 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.006 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.0004 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.002 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.003 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.1 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.002 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.5 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.07 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.003 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.001 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | — | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.05 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 15, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.007 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.2 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Nov 14, 2017 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | Yes | — | — | — | Resolved | Mar 31, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Nov 3, 2015 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Nov 3, 2015 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Nov 3, 2015 | — | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2014 | — | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2014 | — |
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.