Water Systems
| Water System | Service Area | People Served | Contaminants detected |
|---|---|---|---|
EL Elk Grove Village | Elk Grove, IL | 34,700 | 20 |
VE Vernon Hills - Lake Co Pw | Vernon Hills, IL | 34,617 | 19 |
GL Glendale Heights | Glendale Heights, IL | 34,208 | 20 |
NO Northbrook | Northbrook, IL | 33,170 | 28 |
ST St Charles | Saint Charles, IL | 33,103 | 32 |
GA Galesburg | Galesburg, IL | 31,745 | 29 |
MU Mundelein | Mundelein, IL | 31,500 | 20 |
GU Gurnee | Gurnee, IL | 30,706 | 20 |
CH Chicago Heights | Chicago Heights, IL | 30,300 | 18 |
AQ Aqua Illinois-North Maine Utilities | Cook County, IL | 30,043 | 19 |