DELAWARE CO RWSG&SWM DISTRICT 11
PWS ID: OK3002157 · TWIN OAKS, Oklahoma 74318
Population Served
750
Total Violations
69
Health-Based Violations
1
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 300
- County
- Delaware
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 34
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 30 | 2024 |
| Lead and Copper Rule | MR | 10 | 2012 |
| Revised Total Coliform Rule | MON | 8 | 2022 |
| Chlorine | MR | 8 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2020 |
| TTHM | MR | 4 | 2020 |
| Public Notice | Other | 2 | 2022 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.