NORTHWESTERN W AND SD - MCCOMB
PWS ID: OH3200411 · BOWLING GREEN, Ohio 43402-0348
Population Served
1,650
Total Violations
193
Health-Based Violations
105
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 648
- County
- Hancock
- School/Daycare
- No
- MCL Violations
- 93
- Monitoring Violations
- 77
- Treatment Tech Violations
- 12
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 49 | 2014 |
| Total Haloacetic Acids (HAA5) | MCL | 35 | 2024 |
| Surface Water Treatment Rule | MR | 25 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 10 | 2013 |
| TTHM | MR | 10 | 2013 |
| Coliform (TCR) | MCL | 9 | 1996 |
| Interim Enhanced Surface Water Treatment Rule | TT | 8 | 2015 |
| LASSO | MR | 8 | 2000 |
| Atrazine | MR | 8 | 2000 |
| Simazine | MR | 8 | 2000 |
| Consumer Confidence Rule | Other | 6 | 2024 |
| Fluoride | MR | 4 | 1997 |
| Arsenic | MR | 4 | 1997 |
| Surface Water Treatment Rule | TT | 4 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.