OPRD LEWIS & CLARK STATE PARK
PWS ID: OR4191063 · CORBETT, Oregon 97019
Population Served
400
Total Violations
34
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- Multnomah
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 29
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 16 | 2007 |
| Coliform (TCR) | MR | 10 | 2010 |
| Coliform (TCR) | MCL | 4 | 1991 |
| COLIPHAGE | MR | 2 | 2012 |
| Revised Total Coliform Rule | MON | 1 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.