WILSON MESA
PWS ID: CO0157950 · TELLURIDE, Colorado 81435
Population Served
290
Total Violations
300
Health-Based Violations
16
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 65
- County
- San Miguel
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 238
- Treatment Tech Violations
- 16
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 30 | 2025 |
| Chlorine | MR | 26 | 2024 |
| Revised Total Coliform Rule | MON | 21 | 2024 |
| Coliform (TCR) | MR | 18 | 2009 |
| Surface Water Treatment Rule | TT | 16 | 1999 |
| Total Haloacetic Acids (HAA5) | MR | 16 | 2024 |
| TTHM | MR | 13 | 2024 |
| Hexachlorocyclopentadiene | MR | 9 | 2018 |
| Di(2-ethylhexyl) phthalate | MR | 8 | 2008 |
| Interim Enhanced Surface Water Treatment Rule | MR | 6 | 2025 |
| Lead and Copper Rule | MR | 4 | 2004 |
| Xylenes, Total | MR | 4 | 2009 |
| o-Dichlorobenzene | MR | 4 | 2009 |
| 1,1-Dichloroethylene | MR | 4 | 2009 |
| 1,2-Dichloroethane | MR | 4 | 2009 |
| 1,2-Dichloropropane | MR | 4 | 2009 |
| Trichloroethylene | MR | 4 | 2009 |
| CHLOROBENZENE | MR | 4 | 2009 |
| Benzene | MR | 4 | 2009 |
| Toluene | MR | 4 | 2009 |
| Styrene | MR | 4 | 2009 |
| Ethylbenzene | MR | 4 | 2009 |
| Vinyl chloride | MR | 4 | 2009 |
| 1,1,2-Trichloroethane | MR | 4 | 2009 |
| trans-1,2-Dichloroethylene | MR | 4 | 2009 |
| cis-1,2-Dichloroethylene | MR | 4 | 2009 |
| Tetrachloroethylene | MR | 4 | 2009 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2009 |
| DICHLOROMETHANE | MR | 4 | 2009 |
| Carbon tetrachloride | MR | 4 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.