KALTAG PUBLIC WATER SYSTEM
PWS ID: AK2360141 · KALTAG, Alaska 99748
Population Served
214
Total Violations
808
Health-Based Violations
83
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 54
- County
- Yukon-Koyukuk Census Area
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 625
- Treatment Tech Violations
- 80
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 166 | 2025 |
| Surface Water Treatment Rule | TT | 77 | 2025 |
| Chlorine | MR | 64 | 2025 |
| Coliform (TCR) | MR | 38 | 2015 |
| Interim Enhanced Surface Water Treatment Rule | MR | 21 | 2021 |
| Consumer Confidence Rule | Other | 13 | 2011 |
| p-Dichlorobenzene | MR | 9 | 2021 |
| 1,1,1-Trichloroethane | MR | 9 | 2021 |
| Carbon tetrachloride | MR | 9 | 2021 |
| 1,1-Dichloroethylene | MR | 9 | 2021 |
| 1,2-Dichloroethane | MR | 9 | 2021 |
| Trichloroethylene | MR | 9 | 2021 |
| Benzene | MR | 8 | 2021 |
| Heptachlor | MR | 8 | 1995 |
| Atrazine | MR | 8 | 1995 |
| BHC-GAMMA | MR | 8 | 1995 |
| Total Polychlorinated Biphenyls (PCB) | MR | 8 | 1995 |
| Aldicarb | MR | 8 | 1995 |
| 2,4,5-TP | MR | 8 | 1995 |
| 2,4-D | MR | 8 | 1995 |
| Toxaphene | MR | 8 | 1995 |
| Methoxychlor | MR | 8 | 1995 |
| Pentachlorophenol | MR | 8 | 1995 |
| Heptachlor epoxide | MR | 8 | 1995 |
| Chlordane | MR | 8 | 1995 |
| Aldicarb sulfone | MR | 8 | 1995 |
| Aldicarb sulfoxide | MR | 8 | 1995 |
| Xylenes, Total | MR | 7 | 2021 |
| o-Dichlorobenzene | MR | 7 | 2021 |
| CHLOROBENZENE | MR | 7 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.