LAWSON ACRES WATER ASSOCIATION
PWS ID: OR4100707 · RIDDLE, Oregon 97417
Population Served
75
Total Violations
960
Health-Based Violations
128
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 27
- County
- Douglas
- School/Daycare
- No
- MCL Violations
- 92
- Monitoring Violations
- 765
- Treatment Tech Violations
- 36
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 149 | 2020 |
| Coliform (TCR) | MR | 72 | 2015 |
| Interim Enhanced Surface Water Treatment Rule | MR | 56 | 2020 |
| Total Haloacetic Acids (HAA5) | MCL | 55 | 2020 |
| Public Notice | Other | 44 | 2025 |
| TTHM | MCL | 37 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 31 | 2025 |
| TTHM | MR | 29 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 26 | 2014 |
| Nitrate | MR | 25 | 2012 |
| Surface Water Treatment Rule | TT | 24 | 2014 |
| Combined Radium (-226 and -228) | MR | 23 | 2014 |
| Combined Uranium | MR | 22 | 2014 |
| Consumer Confidence Rule | Other | 18 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | TT | 11 | 2016 |
| Revised Total Coliform Rule | MON | 10 | 2025 |
| 1,1-Dichloroethylene | MR | 8 | 2017 |
| 1,2-Dichloroethane | MR | 8 | 2017 |
| 1,2-Dichloropropane | MR | 8 | 2017 |
| Benzene | MR | 8 | 2017 |
| Carbon tetrachloride | MR | 8 | 2017 |
| cis-1,2-Dichloroethylene | MR | 8 | 2017 |
| Ethylbenzene | MR | 8 | 2017 |
| o-Dichlorobenzene | MR | 8 | 2017 |
| p-Dichlorobenzene | MR | 8 | 2017 |
| Styrene | MR | 8 | 2017 |
| Trichloroethylene | MR | 8 | 2017 |
| Xylenes, Total | MR | 8 | 2017 |
| DICHLOROMETHANE | MR | 8 | 2017 |
| 1,1,1-Trichloroethane | MR | 8 | 2017 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.