CHALKYITSIK VILLAGE WATER
PWS ID: AK2300183 · CHALKYITSIK, Alaska 99788
Population Served
76
Total Violations
1,568
Health-Based Violations
319
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 3
- County
- Yukon-Koyukuk Census Area
- School/Daycare
- No
- MCL Violations
- 234
- Monitoring Violations
- 1,120
- Treatment Tech Violations
- 85
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 230 | 2025 |
| TTHM | MCL | 122 | 2025 |
| Total Haloacetic Acids (HAA5) | MCL | 112 | 2025 |
| Surface Water Treatment Rule | TT | 84 | 2025 |
| Chlorine | MR | 64 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | MR | 46 | 2025 |
| Coliform (TCR) | MR | 38 | 2007 |
| Total Polychlorinated Biphenyls (PCB) | MR | 21 | 2001 |
| Di(2-ethylhexyl) phthalate | MR | 21 | 2001 |
| Di(2-ethylhexyl) adipate | MR | 21 | 2001 |
| OXAMYL | MR | 21 | 2001 |
| Heptachlor epoxide | MR | 21 | 2001 |
| Dinoseb | MR | 21 | 2001 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 21 | 2001 |
| Dalapon | MR | 21 | 2001 |
| Atrazine | MR | 21 | 2001 |
| LASSO | MR | 21 | 2001 |
| Simazine | MR | 21 | 2001 |
| Heptachlor | MR | 21 | 2001 |
| Glyphosate | MR | 21 | 2001 |
| Diquat | MR | 21 | 2001 |
| Chlordane | MR | 21 | 2001 |
| Hexachlorocyclopentadiene | MR | 21 | 2001 |
| 2,3,7,8-TCDD | MR | 21 | 2001 |
| Toxaphene | MR | 21 | 2001 |
| Methoxychlor | MR | 21 | 2001 |
| 2,4,5-TP | MR | 20 | 2001 |
| 2,4-D | MR | 20 | 2001 |
| Picloram | MR | 20 | 2001 |
| Pentachlorophenol | MR | 20 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.