HWY 20 AUTO/TRUCK PLAZA
PWS ID: IA3126205 · DUBUQUE, Iowa 52001
Population Served
912
Total Violations
20
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 4
- County
- Dubuque
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 15
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 12 | 1998 |
| Coliform (TCR) | MCL | 5 | 2009 |
| Nitrite | MR | 3 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.