OREGON TRAIL SD - COTTRELL ELEM
PWS ID: OR4190528 · SANDY, Oregon 97055
Population Served
300
Total Violations
51
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Clackamas
- School/Daycare
- Yes
- MCL Violations
- 5
- Monitoring Violations
- 44
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 15 | 2017 |
| Coliform (TCR) | MR | 13 | 2010 |
| Di(2-ethylhexyl) adipate | MR | 8 | 2011 |
| Coliform (TCR) | MCL | 5 | 1999 |
| Nitrate | MR | 5 | 2022 |
| ETHYLENE DIBROMIDE | MR | 2 | 1999 |
| Revised Total Coliform Rule | MON | 1 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.