EPCOR - LAKE HAVASU
PWS ID: AZ0408015 · EL MIRAGE, Arizona 85335
PFAS Detected
1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.
Population Served
4,788
Total Violations
99
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 2,248
- County
- Mohave
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 85
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 9 | 2024 |
| Arsenic | MR | 7 | 2023 |
| Consumer Confidence Rule | Other | 5 | 2012 |
| Nitrate | MR | 4 | 2002 |
| Toluene | MR | 3 | 2000 |
| TTHM | MR | 3 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2021 |
| Revised Total Coliform Rule | MON | 3 | 2024 |
| Xylenes, Total | MR | 3 | 2000 |
| Diquat | MR | 2 | 1999 |
| Coliform (TCR) | MR | 2 | 2008 |
| Public Notice | Other | 2 | 2025 |
| Chromium | MR | 2 | 1990 |
| Endothall | MR | 2 | 1999 |
| trans-1,2-Dichloroethylene | MR | 1 | 1998 |
| 1,1,1-Trichloroethane | MR | 1 | 1998 |
| 1,2-Dichloropropane | MR | 1 | 1998 |
| Trichloroethylene | MR | 1 | 1998 |
| 1,1,2-Trichloroethane | MR | 1 | 1998 |
| Benzene | MR | 1 | 1998 |
| Styrene | MR | 1 | 1998 |
| Di(2-ethylhexyl) adipate | MR | 1 | 1999 |
| Dinoseb | MR | 1 | 1999 |
| Carbofuran | MR | 1 | 1999 |
| 1,2,4-Trichlorobenzene | MR | 1 | 1998 |
| LASSO | MR | 1 | 1999 |
| 2,4-D | MR | 1 | 1999 |
| HEXACHLOROBENZENE | MR | 1 | 1999 |
| Benzo(a)pyrene | MR | 1 | 1999 |
| Pentachlorophenol | MR | 1 | 1999 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 30 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| NFDHA | 6/23/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFPeS | 6/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| lithium | 6/23/2025 | 100.0000 µg/L | 9 µg/L | Detected |
| PFDoA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMBA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 6/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFNA | 6/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 6/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFTA | 6/23/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFUnA | 6/23/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 11Cl-PF3OUdS | 6/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 9Cl-PF3ONS | 6/23/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| ADONA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| HFPO-DA | 6/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 6/23/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFEESA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFTrDA | 6/23/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| PFDA | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBA | 6/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 6/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 6/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 8:2 FTS | 6/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMPA | 6/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| NEtFOSAA | 6/23/2025 | <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.