TISKILWA
PWS ID: IL0111050 · TISKILWA, Illinois 61368
Population Served
740
Total Violations
41
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 360
- County
- Bureau
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 29
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 13 | 2000 |
| Lead and Copper Rule | MR | 7 | 2000 |
| Lead and Copper Rule | TT | 5 | 2008 |
| Diquat | MR | 4 | 2020 |
| Endothall | MR | 4 | 2020 |
| LEAD AND COPPER RULE REVISIONS | TT | 3 | 2024 |
| Consumer Confidence Rule | Other | 2 | 2003 |
| 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.