PINE GROVE WATER DIST (WASCO)
PWS ID: OR4101122 · MAUPIN, Oregon 97037
Population Served
140
Total Violations
135
Health-Based Violations
28
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 70
- County
- Wasco
- School/Daycare
- No
- MCL Violations
- 26
- Monitoring Violations
- 86
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 26 | 2012 |
| Coliform (TCR) | MR | 16 | 2010 |
| Consumer Confidence Rule | Other | 8 | 2025 |
| Nitrate | MR | 8 | 2011 |
| Public Notice | Other | 7 | 2025 |
| Lead and Copper Rule | MR | 7 | 2018 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| Arsenic | MR | 1 | 2002 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2002 |
| Xylenes, Total | MR | 1 | 2002 |
| o-Dichlorobenzene | MR | 1 | 2002 |
| Vinyl chloride | MR | 1 | 2002 |
| 1,1,1-Trichloroethane | MR | 1 | 2002 |
| Trichloroethylene | MR | 1 | 2002 |
| CHLOROBENZENE | MR | 1 | 2002 |
| Benzene | MR | 1 | 2002 |
| Toluene | MR | 1 | 2002 |
| Styrene | MR | 1 | 2002 |
| Endrin | MR | 1 | 2002 |
| Toxaphene | MR | 1 | 2002 |
| Diquat | MR | 1 | 2002 |
| Endothall | MR | 1 | 2002 |
| Glyphosate | MR | 1 | 2002 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2002 |
| OXAMYL | MR | 1 | 2002 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2002 |
| Picloram | MR | 1 | 2002 |
| Carbofuran | MR | 1 | 2002 |
| LASSO | MR | 1 | 2002 |
| Heptachlor | MR | 1 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.