SCIO WATER DISTRICT
PWS ID: NY0200325 · WELLSVILLE, New York 14895
Population Served
990
Total Violations
58
Health-Based Violations
9
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 365
- County
- Allegany
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 41
- Treatment Tech Violations
- 9
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 24 | 2025 |
| Lead and Copper Rule | MR | 6 | 2009 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 5 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2020 |
| Surface Water Treatment Rule | TT | 4 | 2005 |
| TTHM | MR | 4 | 2020 |
| LEAD AND COPPER RULE REVISIONS | RPT | 3 | 2024 |
| Fluoride | MR | 2 | 2012 |
| Nitrate | MR | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.