EPCOR - PARKER DAM
PWS ID: AZ0415027 · EL MIRAGE, Arizona 85335
Population Served
429
Total Violations
420
Health-Based Violations
35
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 195
- County
- La Paz
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 289
- Treatment Tech Violations
- 22
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | MR | 45 | 2020 |
| Coliform (TCR) | MR | 28 | 2012 |
| Chlorine | MR | 25 | 2020 |
| Lead and Copper Rule | MR | 18 | 2023 |
| Consumer Confidence Rule | Other | 17 | 2015 |
| Surface Water Treatment Rule | MR | 16 | 2020 |
| TTHM | MCL | 13 | 2018 |
| Surface Water Treatment Rule | TT | 11 | 2020 |
| TTHM | MR | 11 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 11 | 2020 |
| Interim Enhanced Surface Water Treatment Rule | TT | 11 | 2020 |
| Nitrate | MR | 10 | 2004 |
| Xylenes, Total | MR | 9 | 2001 |
| Public Notice | Other | 8 | 2021 |
| Chromium | MR | 6 | 1998 |
| Barium | MR | 6 | 1998 |
| Arsenic | MR | 6 | 1998 |
| Cadmium | MR | 6 | 1998 |
| E. COLI | MR | 6 | 2018 |
| Mercury | MR | 6 | 1998 |
| Selenium | MR | 6 | 1998 |
| Fluoride | MR | 5 | 1994 |
| Revised Total Coliform Rule | MON | 4 | 2018 |
| Endrin | MR | 3 | 2001 |
| Endothall | MR | 3 | 2001 |
| BHC-GAMMA | MR | 2 | 1998 |
| Methoxychlor | MR | 2 | 1998 |
| Simazine | MR | 2 | 2001 |
| DICHLOROMETHANE | MR | 2 | 2000 |
| 2,4-D | MR | 2 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.