CISCO
PWS ID: IL1470150 · CISCO, Illinois 61830
Population Served
242
Total Violations
51
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 128
- County
- Piatt
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 28
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 12 | 2014 |
| Nitrite | MR | 6 | 2020 |
| Arsenic | MCL | 6 | 2021 |
| Coliform (TCR) | MR | 4 | 1994 |
| Xylenes, Total | MR | 4 | 2010 |
| Lead and Copper Rule | TT | 1 | 1994 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
| Lead and Copper Rule | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.