KAY COUNTY RURAL WATER DISTRICT 7
PWS ID: OK3003601 · BLACKWELL, Oklahoma 74631
Population Served
920
Total Violations
89
Health-Based Violations
75
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 550
- County
- Kay
- School/Daycare
- No
- MCL Violations
- 75
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 71 | 2023 |
| Coliform (TCR) | MR | 6 | 2009 |
| Coliform (TCR) | MCL | 4 | 2013 |
| Lead and Copper Rule | MR | 3 | 1993 |
| Consumer Confidence Rule | Other | 1 | 2012 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.