TANACROSS WATER SYSTEM
PWS ID: AK2380531 · TANACROSS, Alaska 99726
Population Served
108
Total Violations
510
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 63
- County
- Southeast Fairbanks Census Area
- School/Daycare
- No
- MCL Violations
- 12
- Monitoring Violations
- 411
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 52 | 2025 |
| Coliform (TCR) | MR | 24 | 2016 |
| Nitrate | MR | 19 | 2024 |
| 1,1,1-Trichloroethane | MR | 16 | 2014 |
| p-Dichlorobenzene | MR | 16 | 2014 |
| Benzene | MR | 16 | 2014 |
| Vinyl chloride | MR | 16 | 2014 |
| 1,1-Dichloroethylene | MR | 16 | 2014 |
| Carbon tetrachloride | MR | 16 | 2014 |
| 1,2-Dichloroethane | MR | 16 | 2014 |
| Coliform (TCR) | MCL | 12 | 2013 |
| Trichloroethylene | MR | 12 | 2014 |
| Fluoride | MR | 12 | 2002 |
| Mercury | MR | 11 | 1989 |
| Arsenic | MR | 11 | 1989 |
| Cadmium | MR | 11 | 1989 |
| Chromium | MR | 11 | 1989 |
| Selenium | MR | 11 | 1989 |
| Barium | MR | 11 | 1989 |
| Consumer Confidence Rule | Other | 10 | 2023 |
| Lead and Copper Rule | MR | 6 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2008 |
| Groundwater Rule | TT | 4 | 2025 |
| Endrin | MR | 3 | 2022 |
| Methoxychlor | MR | 3 | 2022 |
| Dalapon | MR | 3 | 2022 |
| Diquat | MR | 3 | 2022 |
| OXAMYL | MR | 3 | 2022 |
| Di(2-ethylhexyl) phthalate | MR | 3 | 2022 |
| LASSO | MR | 3 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.