VISTA HOME PARK
PWS ID: OR4101099 · HERMISTON, Oregon 97838
Population Served
300
Total Violations
64
Health-Based Violations
17
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 101
- County
- Umatilla
- School/Daycare
- No
- MCL Violations
- 17
- Monitoring Violations
- 33
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 17 | 2015 |
| Coliform (TCR) | MR | 13 | 2009 |
| Nitrate | MR | 9 | 2009 |
| Consumer Confidence Rule | Other | 6 | 2024 |
| Lead and Copper Rule | MR | 6 | 2020 |
| Public Notice | Other | 2 | 2011 |
| Revised Total Coliform Rule | MON | 1 | 2021 |
| E. COLI | MR | 1 | 2023 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.