TRIANGLE LAKE HIGH/ELEM SD 90
PWS ID: OR4190556 · BLACHLY, Oregon 97412
Population Served
235
Total Violations
90
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 5
- County
- Lane
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 71
- Treatment Tech Violations
- 16
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 37 | 2016 |
| Lead and Copper Rule | TT | 16 | 2000 |
| Lead and Copper Rule | MR | 12 | 2022 |
| Groundwater Rule | MR | 12 | 2022 |
| Nitrate | MR | 8 | 1999 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2020 |
| TTHM | MR | 1 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.