AMBRIDGE WATER AUTH
PWS ID: PA5040008 · AMBRIDGE, Pennsylvania 15003
Population Served
19,500
Total Violations
269
Health-Based Violations
41
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 7,578
- County
- Beaver
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 208
- Treatment Tech Violations
- 41
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | MR | 61 | 2004 |
| Surface Water Treatment Rule | MR | 47 | 2025 |
| CARBON, TOTAL | TT | 28 | 2016 |
| CARBON, TOTAL | MR | 18 | 2025 |
| Chlorine | MR | 17 | 2025 |
| Total Haloacetic Acids (HAA5) | MR | 15 | 2024 |
| TTHM | MR | 15 | 2024 |
| Public Notice | Other | 13 | 2016 |
| Surface Water Treatment Rule | TT | 8 | 1991 |
| Coliform (TCR) | MR | 7 | 2002 |
| Consumer Confidence Rule | Other | 4 | 2017 |
| Di(2-ethylhexyl) phthalate | MR | 4 | 2018 |
| Fluoride | MR | 4 | 2023 |
| Groundwater Rule | TT | 3 | 2023 |
| Interim Enhanced Surface Water Treatment Rule | TT | 2 | 2006 |
| Di(2-ethylhexyl) adipate | MR | 2 | 2011 |
| Endrin | MR | 2 | 1982 |
| BHC-GAMMA | MR | 2 | 1982 |
| Methoxychlor | MR | 2 | 1982 |
| Toxaphene | MR | 2 | 1982 |
| 2,4,5-TP | MR | 2 | 1982 |
| 2,4-D | MR | 2 | 1982 |
| Benzo(a)pyrene | MR | 2 | 2011 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1988 |
| Endothall | MR | 2 | 2011 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| 8:2 FTS | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMPA | 9/6/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFPeA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMBA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 9/6/2023 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFOS | 9/6/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 4:2 FTS | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFNA | 9/6/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| HFPO-DA | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFHpS | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxS | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeS | 9/6/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| lithium | 9/6/2023 | <9 µg/L | 9 µg/L | Not Detected |
| PFTA | 9/6/2023 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 9/6/2023 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 9/6/2023 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFDoA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBA | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFDA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 6:2 FTS | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFUnA | 9/6/2023 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 11Cl-PF3OUdS | 9/6/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 9Cl-PF3ONS | 9/6/2023 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| ADONA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 9/6/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxA | 9/6/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 11Cl-PF3OUdS | 6/21/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMBA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 6/21/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 4:2 FTS | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBA | 6/21/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| HFPO-DA | 6/21/2023 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| ADONA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 9Cl-PF3ONS | 6/21/2023 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFPeA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 6/21/2023 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 6/21/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOS | 6/21/2023 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 6/21/2023 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 6/21/2023 | <0.02 µg/L | 0.02 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.