ESTES PARK CG AT MARYS LAKE
PWS ID: CO0235501 · ESTES PARK, Colorado 80517
Population Served
700
Total Violations
50
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 95
- County
- Larimer
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 42
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 17 | 2014 |
| Coliform (TCR) | MR | 12 | 2013 |
| Nitrate-Nitrite | MR | 9 | 2000 |
| Coliform (TCR) | MCL | 4 | 2013 |
| E. COLI | MR | 4 | 2012 |
| Revised Total Coliform Rule | Other | 3 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.