BIG PINEY, TOWN OF
PWS ID: WY5600007 · BIG PINEY, Wyoming 83113
Population Served
445
Total Violations
72
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 254
- County
- Sublette
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 62
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 6 | 2010 |
| Groundwater Rule | TT | 5 | 2015 |
| Coliform (TCR) | MCL | 4 | 2010 |
| Nitrate-Nitrite | MR | 4 | 2021 |
| E. COLI | MR | 3 | 2011 |
| Cadmium | MR | 2 | 2017 |
| Barium | MR | 2 | 2017 |
| Chromium | MR | 2 | 2017 |
| Selenium | MR | 2 | 2017 |
| Arsenic | MR | 2 | 2017 |
| Nitrate | MR | 2 | 1993 |
| Fluoride | MR | 2 | 2017 |
| Nitrite | MR | 2 | 2021 |
| Mercury | MR | 2 | 2017 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2016 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2018 |
| cis-1,2-Dichloroethylene | MR | 1 | 2018 |
| Xylenes, Total | MR | 1 | 2018 |
| o-Dichlorobenzene | MR | 1 | 2018 |
| p-Dichlorobenzene | MR | 1 | 2018 |
| Vinyl chloride | MR | 1 | 2018 |
| trans-1,2-Dichloroethylene | MR | 1 | 2018 |
| 1,1,1-Trichloroethane | MR | 1 | 2018 |
| 1,2-Dichloropropane | MR | 1 | 2018 |
| Trichloroethylene | MR | 1 | 2018 |
| 1,1,2-Trichloroethane | MR | 1 | 2018 |
| CHLOROBENZENE | MR | 1 | 2018 |
| Benzene | MR | 1 | 2018 |
| Toluene | MR | 1 | 2018 |
| Ethylbenzene | MR | 1 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.