KOTLIK WATER SYSTEM
PWS ID: AK2272004 · ANCHORAGE, Alaska 99508
Population Served
617
Total Violations
1,596
Health-Based Violations
52
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 152
- County
- Wade Hampton Census Area
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 1,345
- Treatment Tech Violations
- 36
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 163 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | MR | 68 | 2025 |
| CARBON, TOTAL | MR | 62 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 33 | 2024 |
| DICHLOROMETHANE | MR | 32 | 2023 |
| 1,2,4-Trichlorobenzene | MR | 32 | 2023 |
| 1,1,2-Trichloroethane | MR | 32 | 2023 |
| Carbon tetrachloride | MR | 32 | 2023 |
| Tetrachloroethylene | MR | 32 | 2023 |
| Styrene | MR | 32 | 2023 |
| 1,2-Dichloropropane | MR | 32 | 2023 |
| cis-1,2-Dichloroethylene | MR | 32 | 2023 |
| Benzene | MR | 32 | 2023 |
| 1,2-Dichloroethane | MR | 32 | 2023 |
| Xylenes, Total | MR | 32 | 2023 |
| p-Dichlorobenzene | MR | 32 | 2023 |
| 1,1,1-Trichloroethane | MR | 32 | 2023 |
| CHLOROBENZENE | MR | 32 | 2023 |
| Ethylbenzene | MR | 32 | 2023 |
| o-Dichlorobenzene | MR | 32 | 2023 |
| 1,1-Dichloroethylene | MR | 32 | 2023 |
| trans-1,2-Dichloroethylene | MR | 32 | 2023 |
| Trichloroethylene | MR | 32 | 2023 |
| Toluene | MR | 31 | 2023 |
| Lead and Copper Rule | MR | 28 | 2025 |
| TTHM | MR | 25 | 2024 |
| CARBON, TOTAL | TT | 24 | 2024 |
| Vinyl chloride | MR | 21 | 2023 |
| Consumer Confidence Rule | Other | 21 | 2021 |
| E. COLI | MR | 16 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.