HAPPY HOLLOW WATER COMPANY
PWS ID: OR4101353 · PRINEVILLE, Oregon 97754
Population Served
40
Total Violations
112
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 19
- County
- Crook
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 84
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 56 | 2013 |
| Coliform (TCR) | MCL | 16 | 2014 |
| Revised Total Coliform Rule | MON | 14 | 2024 |
| Consumer Confidence Rule | Other | 5 | 2003 |
| Lead and Copper Rule | MR | 4 | 2019 |
| E. COLI | MR | 4 | 2013 |
| Nitrate | MR | 4 | 2017 |
| Public Notice | Other | 1 | 2014 |
| Combined Uranium | MR | 1 | 2014 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.