BURBANK IRRIGATION DISTRICT 4
PWS ID: WA5309300 · Pasco, Washington 99302
Population Served
527
Total Violations
27
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 208
- County
- Walla Walla
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 11
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 8 | 2010 |
| Coliform (TCR) | MCL | 6 | 1997 |
| Diquat | MR | 5 | 2005 |
| Coliform (TCR) | MR | 2 | 2006 |
| Fluoride | MR | 1 | 2015 |
| Lead and Copper Rule | MR | 1 | 1999 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Revised Total Coliform Rule | MON | 1 | 2020 |
| Fluoride | MCL | 1 | 1983 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.