MOUNT VERNON ASSOCIATION INC
PWS ID: IL0855100 · EAST DUBUQUE, Illinois 61025
Population Served
438
Total Violations
17
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 175
- County
- Jo Daviess
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 10
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 4 | 2001 |
| Lead and Copper Rule | MR | 3 | 2024 |
| Coliform (TCR) | MCL | 2 | 1999 |
| Chlorine | MR | 2 | 2014 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
| Consumer Confidence Rule | Other | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.