MAVREESO CG
PWS ID: CO0342500 · DURANGO, Colorado 81301
Population Served
25
Total Violations
81
Health-Based Violations
8
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 1
- County
- Dolores
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 67
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | MR | 24 | 2021 |
| Surface Water Treatment Rule | MR | 24 | 2021 |
| E. COLI | MR | 15 | 2017 |
| Coliform (TCR) | MR | 4 | 2005 |
| Surface Water Treatment Rule | TT | 4 | 2015 |
| Interim Enhanced Surface Water Treatment Rule | TT | 4 | 2016 |
| Public Notice | Other | 2 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.