TEN SLEEP, TOWN OF
PWS ID: WY5600203 · TEN SLEEP, Wyoming 82442
Population Served
400
Total Violations
36
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 320
- County
- Washakie
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 26
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 6 | 1999 |
| Coliform (TCR) | MCL | 4 | 2015 |
| Revised Total Coliform Rule | MON | 2 | 2020 |
| Nitrate | MR | 2 | 1993 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 2017 |
| Combined Radium (-226 and -228) | MR | 2 | 2017 |
| Mercury | MR | 1 | 1982 |
| Arsenic | MR | 1 | 1982 |
| Consumer Confidence Rule | Other | 1 | 2021 |
| Chromium | MR | 1 | 1982 |
| Selenium | MR | 1 | 1982 |
| Fluoride | MR | 1 | 1982 |
| Lead and Copper Rule | MR | 1 | 2022 |
| E. COLI | MR | 1 | 2018 |
| Radium-228 | MR | 1 | 2017 |
| Barium | MR | 1 | 1982 |
| Radium-226 | MR | 1 | 2017 |
| Combined Uranium | MR | 1 | 2017 |
| Cadmium | MR | 1 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.