Water Systems Serving Zip Code 51040
Not sure which system is yours? Most residents in ZIP 51040 are likely served by Onawa Municipal Water Plant (population served: 2,906). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
6 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Blackbird Bend Casino | 546 | Groundwater | 14 | 6 |
| Onawa Koa | 250 | Groundwater | 9 | 2 |
| Peters Park | 32 | Groundwater | 4 | 1 |
| Lewis and Clark State Park | 67 | Groundwater | 10 | 0 |
| Sunset at the Oasis RV Campground | 25 | Groundwater | 5 | 0 |
| Onawa Municipal Water Plant | 2,906 | Groundwater | 0 | 0 |