Hancock County, Illinois
10 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Laharpe | 1,200 | Groundwater | 40 | 10 |
| Bowen | 494 | Groundwater Purchased | 12 | 9 |
| Nauvoo | 1,200 | Surface Water | 19 | 1 |
| Warsaw | 1,607 | Surface Water | 10 | 0 |
| West Point | 248 | Groundwater Purchased | 8 | 0 |
| Elvaston | 165 | Surface Water Purchased | 5 | 0 |
| Hamilton | 2,753 | Surface Water | 4 | 0 |
| Dallas City | 788 | Groundwater Purchased | 1 | 0 |
| Plymouth | 460 | Groundwater | 1 | 0 |
| Augusta | 553 | Groundwater Purchased | 0 | 0 |