Water Systems Serving Zip Code 61931
Not sure which system is yours? Most residents in ZIP 61931 are likely served by Humboldt (population served: 361). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
2 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Humboldt | 361 | Surface Water Purchased | 4 | 0 |
| The Otto Wash Water Vending | 25 | Groundwater Purchased | 0 | 0 |