WALLULA WATER DISTRICT
PWS ID: WA5392600 · College Place, Washington 99324
Population Served
200
Total Violations
53
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 62
- County
- Walla Walla
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 48
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 8 | 2022 |
| Fluoride | MR | 8 | 2024 |
| Diquat | MR | 5 | 2005 |
| Consumer Confidence Rule | Other | 2 | 2025 |
| Barium | MR | 2 | 2011 |
| Cadmium | MR | 2 | 2011 |
| CYANIDE | MR | 2 | 2011 |
| Nickel | MR | 2 | 2011 |
| Selenium | MR | 2 | 2011 |
| Antimony, Total | MR | 2 | 2011 |
| Chromium | MR | 2 | 2011 |
| Mercury | MR | 2 | 2011 |
| Beryllium, Total | MR | 2 | 2011 |
| Lead and Copper Rule | MR | 2 | 2019 |
| Thallium, Total | MR | 2 | 2011 |
| ETHYLENE DIBROMIDE | MR | 1 | 2002 |
| Arsenic | MCL | 1 | 2010 |
| Coliform (TCR) | MR | 1 | 2014 |
| Nitrite | MR | 1 | 2011 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Coliform (TCR) | MCL | 1 | 2006 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.