DE LAND
PWS ID: IL1470200 · WESTVILLE, Illinois 61883
Population Served
446
Total Violations
268
Health-Based Violations
165
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 253
- County
- Piatt
- School/Daycare
- No
- MCL Violations
- 163
- Monitoring Violations
- 78
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 137 | 2022 |
| Coliform (TCR) | MR | 27 | 2014 |
| Coliform (TCR) | MCL | 26 | 2014 |
| Lead and Copper Rule | MR | 20 | 2024 |
| Chlorine | MR | 17 | 2023 |
| Arsenic | MR | 9 | 2023 |
| Consumer Confidence Rule | Other | 9 | 2025 |
| Public Notice | Other | 4 | 2024 |
| Revised Total Coliform Rule | MON | 4 | 2023 |
| Lead and Copper Rule | TT | 2 | 2011 |
| 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.