N MIDDLETON WATER AUTH
PWS ID: PA7210049 · CARLISLE, Pennsylvania 17013
PFAS Detected
6 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.
Population Served
8,455
Total Violations
153
Health-Based Violations
15
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 3,848
- County
- Cumberland
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 124
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 19 | 2007 |
| Total Haloacetic Acids (HAA5) | MR | 19 | 2022 |
| TTHM | MR | 15 | 2022 |
| CARBON, TOTAL | TT | 12 | 2016 |
| Chlorine | MR | 8 | 2007 |
| CARBON, TOTAL | MR | 8 | 2016 |
| Benzo(a)pyrene | MR | 6 | 2007 |
| Public Notice | Other | 5 | 2019 |
| Methoxychlor | MR | 3 | 2007 |
| OXAMYL | MR | 3 | 2007 |
| Picloram | MR | 3 | 2007 |
| Hexachlorocyclopentadiene | MR | 3 | 2007 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 3 | 2007 |
| ETHYLENE DIBROMIDE | MR | 3 | 2007 |
| Chlordane | MR | 3 | 2007 |
| Nitrate | MR | 3 | 1993 |
| Pentachlorophenol | MR | 3 | 2007 |
| Consumer Confidence Rule | Other | 3 | 2003 |
| Carbofuran | MR | 3 | 2007 |
| LASSO | MR | 3 | 2007 |
| Endothall | MR | 3 | 2007 |
| Interim Enhanced Surface Water Treatment Rule | MR | 2 | 2007 |
| Surface Water Treatment Rule | TT | 2 | 2017 |
| Revised Total Coliform Rule | RPT | 2 | 2020 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1988 |
| Lead and Copper Rule | MR | 2 | 2022 |
| Mercury | MR | 1 | 1986 |
| Selenium | MR | 1 | 1986 |
| Fluoride | MR | 1 | 1986 |
| Arsenic | MR | 1 | 1986 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 8 of 150 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| PFOS | 9/8/2025 | 0.0134 µg/L | 0.004 µg/L | Detected |
| PFTrDA | 9/22/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| PFTA | 9/22/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| lithium | 9/22/2025 | <9 µg/L | 9 µg/L | Not Detected |
| 8:2 FTS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NEtFOSAA | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMPA | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NMeFOSAA | 9/22/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| NFDHA | 9/22/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFEESA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMBA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeS | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 11Cl-PF3OUdS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFOS | 9/22/2025 | 0.0169 µg/L | 0.004 µg/L | Detected |
| PFUnA | 9/22/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFNA | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 9/22/2025 | 0.0035 µg/L | 0.003 µg/L | Detected |
| PFHpA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 9/22/2025 | 0.0078 µg/L | 0.003 µg/L | Detected |
| PFPeA | 9/22/2025 | 0.0038 µg/L | 0.003 µg/L | Detected |
| PFDA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxA | 9/22/2025 | 0.0055 µg/L | 0.003 µg/L | Detected |
| PFOA | 9/22/2025 | 0.0080 µg/L | 0.004 µg/L | Detected |
| 9Cl-PF3ONS | 9/22/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| ADONA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| HFPO-DA | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFBA | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 9/22/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxS | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFNA | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOS | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOA | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFDA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 11Cl-PF3OUdS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFHxA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| ADONA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpS | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 9Cl-PF3ONS | 9/22/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 8:2 FTS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFDoA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 9/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeS | 9/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFBA | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 9/22/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
PFAS data from EPA UCMR5 monitoring program (2023-2025).
This data is provided for informational purposes only.