POLEHN HEIGHTS WATER ASSN
PWS ID: OR4105086 · OREGON CITY, Oregon 97045
Population Served
150
Total Violations
96
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 44
- County
- Clackamas
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 63
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 24 | 2009 |
| Lead and Copper Rule | MR | 23 | 2025 |
| Coliform (TCR) | MCL | 19 | 1995 |
| Lead and Copper Rule | TT | 10 | 2024 |
| Nitrate | MR | 4 | 2005 |
| Consumer Confidence Rule | Other | 3 | 2025 |
| Toluene | MR | 2 | 2019 |
| Combined Uranium | MR | 1 | 2019 |
| Combined Radium (-226 and -228) | MR | 1 | 2019 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2011 |
| LASSO | MR | 1 | 2011 |
| HEXACHLOROBENZENE | MR | 1 | 2011 |
| Simazine | MR | 1 | 2011 |
| Atrazine | MR | 1 | 2011 |
| Public Notice | Other | 1 | 2024 |
| Benzo(a)pyrene | MR | 1 | 2011 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2019 |
| Hexachlorocyclopentadiene | MR | 1 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.