CASCADE LOCKS, CITY OF
PWS ID: OR4100172 · CASCADE LOCKS, Oregon 97014
Population Served
1,398
Total Violations
72
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 599
- County
- Hood River
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 59
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 10 | 2014 |
| Lead and Copper Rule | MR | 9 | 2022 |
| Revised Total Coliform Rule | MON | 9 | 2025 |
| Lead and Copper Rule | TT | 8 | 2022 |
| COLIPHAGE | MR | 8 | 2023 |
| Combined Uranium | MR | 7 | 2022 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2022 |
| Nitrate | MR | 3 | 2014 |
| Combined Radium (-226 and -228) | MR | 3 | 2022 |
| Coliform (TCR) | MCL | 2 | 1999 |
| Asbestos | MR | 2 | 2002 |
| TTHM | MR | 2 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2016 |
| Consumer Confidence Rule | Other | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.