SPILLWAY
PWS ID: IA0330706 · WAUKON, Iowa 52172
Population Served
50
Total Violations
92
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Allamakee
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 67
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 44 | 1994 |
| Coliform (TCR) | MR | 20 | 2005 |
| Nitrate | MCL | 7 | 1990 |
| Nitrite | MR | 3 | 1997 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.