GRIDLEY
PWS ID: IL1130600 · GRIDLEY, Illinois 61244
Population Served
1,411
Total Violations
21
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 700
- County
- McLean
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 12
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 7 | 2004 |
| Lead and Copper Rule | TT | 6 | 2021 |
| Lead and Copper Rule | MR | 4 | 2006 |
| Consumer Confidence Rule | Other | 2 | 2005 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.