GREAT SAND DUNES OASIS
PWS ID: CO0202600 · MOSCA, Colorado 81146
Population Served
33
Total Violations
14
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 4
- County
- Alamosa
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 3
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | RPT | 7 | 2024 |
| Coliform (TCR) | MR | 3 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.