KNIFE RIVER PRESTRESS INC
PWS ID: OR4194811 · HARRISBURG, Oregon 97446
Population Served
100
Total Violations
95
Health-Based Violations
13
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 5
- County
- Linn
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 80
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 11 | 2009 |
| Coliform (TCR) | MR | 10 | 2009 |
| Lead and Copper Rule | MR | 10 | 2004 |
| Nitrate | MR | 7 | 2024 |
| COLIPHAGE | MR | 3 | 2024 |
| Lead and Copper Rule | TT | 2 | 2024 |
| Public Notice | Other | 1 | 2024 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2024 |
| Vinyl chloride | MR | 1 | 2024 |
| 1,2-Dichloroethane | MR | 1 | 2024 |
| Carbon tetrachloride | MR | 1 | 2024 |
| 1,2-Dichloropropane | MR | 1 | 2024 |
| Trichloroethylene | MR | 1 | 2024 |
| Tetrachloroethylene | MR | 1 | 2024 |
| Toluene | MR | 1 | 2024 |
| Styrene | MR | 1 | 2024 |
| Methoxychlor | MR | 1 | 2024 |
| Toxaphene | MR | 1 | 2024 |
| Diquat | MR | 1 | 2024 |
| OXAMYL | MR | 1 | 2024 |
| Simazine | MR | 1 | 2024 |
| Picloram | MR | 1 | 2024 |
| Dinoseb | MR | 1 | 2024 |
| Carbofuran | MR | 1 | 2024 |
| Atrazine | MR | 1 | 2024 |
| LASSO | MR | 1 | 2024 |
| Heptachlor | MR | 1 | 2024 |
| Benzo(a)pyrene | MR | 1 | 2024 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2024 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.