OHANAPECOSH
PWS ID: WA53NP670 · Ashford, Washington 98304
Population Served
2,092
Total Violations
35
Health-Based Violations
6
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 21
- County
- Pierce
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 28
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 17 | 1995 |
| Nitrate | MR | 11 | 2006 |
| Surface Water Treatment Rule | TT | 6 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.