MERCER GROVE CITY KOA
PWS ID: PA6430322 · MERCER, Pennsylvania 16137
Population Served
300
Total Violations
96
Health-Based Violations
14
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 160
- County
- Mercer
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 58
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrite | MR | 18 | 2023 |
| Nitrate | MR | 16 | 2023 |
| Revised Total Coliform Rule | TT | 14 | 2025 |
| E. COLI | MR | 13 | 2020 |
| Revised Total Coliform Rule | RPT | 11 | 2025 |
| Coliform (TCR) | MR | 7 | 2012 |
| Public Notice | Other | 5 | 2025 |
| Revised Total Coliform Rule | MON | 4 | 2016 |
| Revised Total Coliform Rule | Other | 2 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.