MIDDLESEX TWP MUNI AUTH
Pennsylvania — Community Water System — PWSID: PA7210063
System Information
| PWSID | PA7210063 |
| System Name | MIDDLESEX TWP MUNI AUTH |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 10, 1986 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Pennsylvania |
| City | CARLISLE |
| ZIP Code | 17013 |
| Address | 350 N MIDDLESEX RD |
| Organization | MIDDLESEX TWP MUNI AUTH |
| Phone | 717-243-0674 |
Population & Service
| Population Served | 3,527 |
| Service Connections | 1,126 |
Drinking Water Violations (239)
This water system has 239 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, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.1 mg/L | — | Resolved | Nov 13, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | — | 0.1 mg/L | — | Resolved | Nov 13, 2023 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MR | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 0.7 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | — | — | Resolved | Dec 31, 2017 | — |
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.