Lake County, Illinois
Water Systems
540
Population Served
719,035
Total Violations
33,311
PFAS Detected
9
of 36 tested
Water Systems
| System Name | Population | Violations | PFAS |
|---|---|---|---|
| WAUKEGAN | 87,149 | 118 | Clean |
| VERNON HILLS - LAKE CO PW | 33,207 | 64 | Clean |
| MUNDELEIN | 31,500 | 77 | Clean |
| GURNEE | 30,193 | 68 | Clean |
| HIGHLAND PARK | 30,176 | 16 | Clean |
| ROUND LAKE BEACH | 27,200 | 38 | Clean |
| ZION | 24,442 | 21 | Detected |
| GREAT LAKES NAVAL TRAINING STATION | 23,000 | 38 | Clean |
| GRAYSLAKE | 21,248 | 33 | Clean |
| LIBERTYVILLE | 20,500 | 27 | Detected |
| LAKE ZURICH | 19,759 | 260 | Detected |
| LAKE FOREST | 19,642 | 33 | Clean |
| DEERFIELD | 19,196 | 44 | Clean |
| ROUND LAKE | 18,430 | 33 | Clean |
| NORTH CHICAGO | 16,813 | 154 | Clean |
| WILDWOOD SUBDIVISION - LAKE CO PW | 14,832 | 53 | Clean |
| LINDENHURST | 14,500 | 89 | Clean |
| ANTIOCH | 14,175 | 115 | Detected |
| WAUCONDA | 14,084 | 29 | Clean |
| CAPTAIN JAMES A LOVELL FHCC | 12,100 | 98 | Clean |
| FOX LAKE | 11,780 | 49 | Detected |
| BARRINGTON | 10,327 | 16 | Detected |
| LAKE VILLA | 8,829 | 75 | Clean |
| BEACH PARK | 8,710 | 8 | Clean |
| ISLAND LAKE | 8,066 | 10 | Detected |
| LINCOLNSHIRE | 7,940 | 17 | Clean |
| VOLO | 6,629 | 136 | Clean |
| WINTHROP HARBOR | 6,565 | 102 | Clean |
| GRANDWOOD PARK SUBDIVISION - LAKE CO PW | 5,751 | 61 | Clean |
| LAKE BLUFF | 5,600 | 49 | Clean |
| PARK CITY | 5,425 | 52 | Clean |
| HIGHWOOD | 5,335 | 37 | Clean |
| ROUND LAKE PARK | 4,900 | 30 | Clean |
| LCPW - PEKARA SUBDIVISION | 3,711 | 5 | Detected |
| RIVERWOODS | 3,618 | 27 | Clean |
| HAINESVILLE | 3,528 | 107 | Detected |
| AQUA ILLINOIS-HAWTHORN WOODS | 3,065 | 23 | — |
| HIGHLAND PARK HOSPITAL | 2,800 | 53 | — |
| LAKEMOOR | 2,720 | 5 | — |
| FOX LAKE HILLS SUBDIVISION - LAKE CO PW | 2,628 | 11 | — |
| ROUND LAKE HEIGHTS | 2,622 | 6 | — |
| SADDLEBROOK FARMS | 2,558 | 50 | — |
| BAXTER HEALTH CARE/HANLINE | 2,500 | 23 | — |
| PARK CITY MHP | 2,460 | 30 | — |
| LAKE BARRINGTON SHORES SUBDIVSION | 2,300 | 216 | — |
| AQUA ILLINOIS-ROCKWELL | 1,762 | 71 | — |
| LCPW - BROOKS FARM SUBDIVISION | 1,563 | 2 | — |
| GREEN OAKS | 1,470 | 24 | — |
| WYNSTONE WATER COMPANY | 1,424 | 318 | — |
| TOWER LAKES | 1,372 | 208 | — |