CASCADE MUNICIPAL WATER SUPPLY
PWS ID: IA3118080 · CASCADE, Iowa 52033
Population Served
2,386
Total Violations
46
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,055
- County
- Dubuque
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 28
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Gross Alpha, Excl. Radon and U | MR | 4 | 1999 |
| Coliform (TCR) | MR | 4 | 2010 |
| 2,4-D | MR | 4 | 2007 |
| Arsenic | MR | 2 | 1988 |
| Cadmium | MR | 2 | 1988 |
| Chromium | MR | 2 | 1988 |
| Fluoride | MR | 2 | 1988 |
| Lead and Copper Rule | MR | 2 | 1990 |
| Selenium | MR | 2 | 1988 |
| Barium | MR | 2 | 1988 |
| Nitrate | MR | 1 | 1998 |
| Mercury | MR | 1 | 1988 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.