Madison County, Illinois
31 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Village Green Mobile Home Park | 220 | Surface Water Purchased | 11 | 4 |
| Pierron | 1,709 | Surface Water Purchased | 4 | 4 |
| St Jacob | 1,835 | Surface Water Purchased | 13 | 2 |
| Worden | 1,096 | Surface Water Purchased | 3 | 2 |
| Grantfork | 1,766 | Surface Water Purchased | 46 | 1 |
| Troy | 16,962 | Groundwater | 3 | 1 |
| South Roxana | 1,891 | Groundwater Purchased | 28 | 0 |
| Hamel | 1,087 | Surface Water Purchased | 28 | 0 |
| Quail Run Mobile Home Park | 168 | Groundwater Purchased | 22 | 0 |
| Hartford | 1,260 | Groundwater | 16 | 0 |
| University Flats Mhp | 203 | Groundwater Purchased | 16 | 0 |
| Glen Carbon | 12,618 | Surface Water Purchased | 12 | 0 |
| Pontoon Beach Pwd | 3,325 | Surface Water Purchased | 11 | 0 |
| Bethalto | 15,210 | Groundwater | 8 | 0 |
| Wood River | 10,464 | Groundwater | 8 | 0 |
| Tritownship Water District | 3,470 | Surface Water Purchased | 8 | 0 |
| Alhambra | 755 | Surface Water Purchased | 7 | 0 |
| Marine | 1,037 | Surface Water Purchased | 6 | 0 |
| East 30 Mhp | 218 | Surface Water Purchased | 5 | 0 |
| Highland | 10,649 | Surface Water | 4 | 0 |
| Roxana | 1,509 | Groundwater | 4 | 0 |
| East Alton | 5,786 | Groundwater | 3 | 0 |
| Enchanted Village | 720 | Surface Water Purchased | 3 | 0 |
| Oak Grove Mhp - Madison County | 138 | Surface Water Purchased | 3 | 0 |
| Il American-granite City | 27,549 | Surface Water | 2 | 0 |
| Il American-livingston | 825 | Surface Water Purchased | 2 | 0 |
| Meridian Village | 339 | Surface Water Purchased | 2 | 0 |
| Edwardsville | 26,808 | Groundwater | 1 | 0 |
| Maryville | 10,150 | Groundwater | 1 | 0 |
| Il American-alton | 46,127 | Surface Water | 0 | 0 |
| Collinsville | 29,500 | Groundwater | 0 | 0 |