WILLOW LAKE PARK
PWS ID: OH7843312 · WARREN, Ohio 44481
Population Served
110
Total Violations
133
Health-Based Violations
26
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 187
- County
- Trumbull
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 100
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 51 | 2014 |
| Nitrate | MR | 35 | 2010 |
| Coliform (TCR) | MCL | 16 | 2014 |
| Revised Total Coliform Rule | TT | 10 | 2024 |
| Nitrite | MR | 7 | 2005 |
| E. COLI | MR | 7 | 2014 |
| Revised Total Coliform Rule | RPT | 3 | 2018 |
| Public Notice | Other | 3 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.