XCEL ENERGY COMANCHE PLANT
PWS ID: CO0251700 · DENVER, Colorado 80202
Population Served
272
Total Violations
188
Health-Based Violations
31
Water Source
Surface Water
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 11
- County
- Pueblo
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 157
- Treatment Tech Violations
- 27
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | TT | 19 | 2020 |
| Coliform (TCR) | MR | 16 | 2009 |
| Interim Enhanced Surface Water Treatment Rule | MR | 15 | 2024 |
| Surface Water Treatment Rule | TT | 8 | 2020 |
| TTHM | MR | 7 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 7 | 2015 |
| TTHM | MCL | 4 | 2024 |
| Lead and Copper Rule | MR | 4 | 2025 |
| Surface Water Treatment Rule | MR | 3 | 2005 |
| cis-1,2-Dichloroethylene | MR | 3 | 2015 |
| Xylenes, Total | MR | 3 | 2015 |
| p-Dichlorobenzene | MR | 3 | 2015 |
| 1,2-Dichloroethane | MR | 3 | 2015 |
| Carbon tetrachloride | MR | 3 | 2015 |
| Trichloroethylene | MR | 3 | 2015 |
| 1,1,2-Trichloroethane | MR | 3 | 2015 |
| CHLOROBENZENE | MR | 3 | 2015 |
| Chlorine | MR | 3 | 2007 |
| Benzene | MR | 3 | 2015 |
| Cadmium | MR | 3 | 2015 |
| Antimony, Total | MR | 3 | 2015 |
| Thallium, Total | MR | 3 | 2015 |
| Selenium | MR | 3 | 2015 |
| Vinyl chloride | MR | 3 | 2015 |
| Fluoride | MR | 3 | 2015 |
| Styrene | MR | 3 | 2015 |
| Mercury | MR | 3 | 2015 |
| trans-1,2-Dichloroethylene | MR | 3 | 2015 |
| Chromium | MR | 3 | 2015 |
| Barium | MR | 3 | 2015 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.