NOWATA CO RWD #7
PWS ID: OK3005321 · COFFEYVILLE, Oklahoma 74072
Population Served
1,050
Total Violations
265
Health-Based Violations
52
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 568
- County
- Nowata
- School/Daycare
- No
- MCL Violations
- 50
- Monitoring Violations
- 163
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 88 | 2025 |
| TTHM | MCL | 33 | 2024 |
| TTHM | MR | 32 | 2025 |
| Total Haloacetic Acids (HAA5) | MR | 24 | 2025 |
| Consumer Confidence Rule | Other | 17 | 2025 |
| Coliform (TCR) | MR | 16 | 2009 |
| Public Notice | Other | 16 | 2024 |
| Total Haloacetic Acids (HAA5) | MCL | 15 | 2025 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 3 | 2010 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
| Coliform (TCR) | MCL | 2 | 1994 |
| Revised Total Coliform Rule | Other | 1 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.