CORNERSTONE RANCHES FARMWORKER HOUSING
PWS ID: 105388892 · TOPPENISH, 10 98948
Population Served
43
Total Violations
18
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 4
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 13
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | RPT | 5 | 2024 |
| Picloram | MR | 1 | 2022 |
| Dalapon | MR | 1 | 2022 |
| Toxaphene | MR | 1 | 2022 |
| OXAMYL | MR | 1 | 2022 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2022 |
| Pentachlorophenol | MR | 1 | 2022 |
| Dinoseb | MR | 1 | 2022 |
| 2,3,7,8-TCDD | MR | 1 | 2022 |
| Lead and Copper Rule | MR | 1 | 2022 |
| 2,4-D | MR | 1 | 2022 |
| 2,4,5-TP | MR | 1 | 2022 |
| Chlordane | MR | 1 | 2022 |
| Carbofuran | MR | 1 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.