WALES WATER SYSTEM
PWS ID: AK2340191 · WALES, Alaska 99783
Population Served
173
Total Violations
1,763
Health-Based Violations
133
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 6
- County
- Nome Census Area
- School/Daycare
- No
- MCL Violations
- 100
- Monitoring Violations
- 1,460
- Treatment Tech Violations
- 33
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 465 | 2007 |
| Coliform (TCR) | MR | 150 | 2016 |
| Chlorine | MR | 91 | 2007 |
| Combined Uranium | MCL | 73 | 2023 |
| Revised Total Coliform Rule | MON | 31 | 2025 |
| Surface Water Treatment Rule | TT | 29 | 2003 |
| Nitrate | MR | 25 | 2024 |
| Combined Uranium | MR | 24 | 2025 |
| Consumer Confidence Rule | Other | 20 | 2021 |
| Xylenes, Total | MR | 15 | 2024 |
| p-Dichlorobenzene | MR | 15 | 2024 |
| 1,1,1-Trichloroethane | MR | 15 | 2024 |
| o-Dichlorobenzene | MR | 15 | 2024 |
| Toluene | MR | 15 | 2024 |
| 1,2-Dichloropropane | MR | 15 | 2024 |
| 1,1-Dichloroethylene | MR | 15 | 2024 |
| Benzene | MR | 15 | 2024 |
| 1,2-Dichloroethane | MR | 15 | 2024 |
| Carbon tetrachloride | MR | 15 | 2024 |
| Styrene | MR | 15 | 2024 |
| CHLOROBENZENE | MR | 15 | 2024 |
| Tetrachloroethylene | MR | 15 | 2024 |
| cis-1,2-Dichloroethylene | MR | 15 | 2024 |
| Ethylbenzene | MR | 15 | 2024 |
| trans-1,2-Dichloroethylene | MR | 15 | 2024 |
| Trichloroethylene | MR | 15 | 2024 |
| BHC-GAMMA | MR | 14 | 2022 |
| 2,4-D | MR | 14 | 2022 |
| DICHLOROMETHANE | MR | 14 | 2024 |
| 1,1,2-Trichloroethane | MR | 14 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.