CHEYENNE WELLS TOWN OF
PWS ID: CO0109006 · CHEYENNE WELLS, Colorado 80810
Population Served
840
Total Violations
456
Health-Based Violations
39
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 521
- County
- Cheyenne
- School/Daycare
- No
- MCL Violations
- 37
- Monitoring Violations
- 386
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Public Notice | Other | 24 | 2021 |
| Coliform (TCR) | MCL | 17 | 2010 |
| Carbofuran | MR | 16 | 2017 |
| OXAMYL | MR | 16 | 2017 |
| Nitrate | MR | 13 | 2018 |
| Fluoride | MR | 12 | 2017 |
| Nitrate | MCL | 12 | 2020 |
| Arsenic | MR | 9 | 2002 |
| Barium | MR | 9 | 2002 |
| Cadmium | MR | 9 | 2002 |
| Chromium | MR | 9 | 2002 |
| Mercury | MR | 9 | 2002 |
| Nickel | MR | 9 | 2002 |
| Antimony, Total | MR | 9 | 2002 |
| Beryllium, Total | MR | 9 | 2002 |
| Thallium, Total | MR | 9 | 2002 |
| Selenium | MR | 9 | 2002 |
| Gross Alpha, Excl. Radon and U | MR | 9 | 2017 |
| Arsenic | MCL | 8 | 2020 |
| Simazine | MR | 7 | 2017 |
| LASSO | MR | 7 | 2017 |
| Di(2-ethylhexyl) adipate | MR | 7 | 2020 |
| Atrazine | MR | 7 | 2017 |
| Coliform (TCR) | MR | 6 | 2008 |
| Combined Radium (-226 and -228) | MR | 6 | 2014 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2012 |
| o-Dichlorobenzene | MR | 4 | 2012 |
| Vinyl chloride | MR | 4 | 2012 |
| trans-1,2-Dichloroethylene | MR | 4 | 2012 |
| 1,2-Dichloroethane | MR | 4 | 2012 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.