SOUTH SANGAMON WATER COMMISSION
PWS ID: IL1670080 · ROCHESTER, Illinois 62563
Population Served
134
Total Violations
27
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 52
- County
- Sangamon
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 20
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 8 | 2019 |
| Revised Total Coliform Rule | MON | 4 | 2019 |
| Coliform (TCR) | MR | 4 | 2014 |
| Consumer Confidence Rule | Other | 3 | 2015 |
| Nitrate | MR | 2 | 2016 |
| Lead and Copper Rule | MR | 2 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.