NWREC/OSU
PWS ID: OR4190076 · AURORA, Oregon 97002
Population Served
40
Total Violations
77
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- Clackamas
- School/Daycare
- Yes
- MCL Violations
- 3
- Monitoring Violations
- 70
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 9 | 2010 |
| Lead and Copper Rule | MR | 3 | 2003 |
| Revised Total Coliform Rule | MCL | 3 | 2024 |
| Revised Total Coliform Rule | MON | 2 | 2025 |
| Carbon tetrachloride | MR | 1 | 1999 |
| cis-1,2-Dichloroethylene | MR | 1 | 1999 |
| DICHLOROMETHANE | MR | 1 | 1999 |
| CHLOROBENZENE | MR | 1 | 1999 |
| o-Dichlorobenzene | MR | 1 | 1999 |
| Styrene | MR | 1 | 1999 |
| Tetrachloroethylene | MR | 1 | 1999 |
| Xylenes, Total | MR | 1 | 1999 |
| trans-1,2-Dichloroethylene | MR | 1 | 1999 |
| Vinyl chloride | MR | 1 | 1999 |
| 2,4-D | MR | 1 | 1999 |
| 2,4,5-TP | MR | 1 | 1999 |
| LASSO | MR | 1 | 1999 |
| Atrazine | MR | 1 | 1999 |
| Benzo(a)pyrene | MR | 1 | 1999 |
| Carbofuran | MR | 1 | 1999 |
| Chlordane | MR | 1 | 1999 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 1999 |
| Diquat | MR | 1 | 1999 |
| Glyphosate | MR | 1 | 1999 |
| Heptachlor | MR | 1 | 1999 |
| Methoxychlor | MR | 1 | 1999 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 1999 |
| Toxaphene | MR | 1 | 1999 |
| Beryllium, Total | MR | 1 | 1999 |
| CYANIDE | MR | 1 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.