SENECA COUNTY WATER DISTRICT #1
PWS ID: NY4912215 · WATERLOO, New York 13165
Population Served
1,820
Total Violations
36
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 156
- County
- Seneca
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 28
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MR | 8 | 2020 |
| TTHM | MR | 8 | 2020 |
| Coliform (TCR) | MR | 5 | 2014 |
| Revised Total Coliform Rule | MON | 3 | 2019 |
| Fluoride | MR | 3 | 2009 |
| Consumer Confidence Rule | Other | 2 | 2017 |
| Lead and Copper Rule | MR | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.