PlainWater
Counties → Illinois

Cook County, Illinois

Water Systems
427
Population Served
5,304,996
Total Violations
21,728
PFAS Detected
13
of 114 tested

Water Systems

System Name Population Violations PFAS
CHICAGO 2,746,388 212 Clean
CICERO 83,000 43 Clean
SCHAUMBURG 75,750 22 Clean
EVANSTON 74,486 99 Clean
ARLINGTON HEIGHTS 73,320 79 Clean
PALATINE 70,875 28 Clean
SKOKIE 66,422 26 Clean
DES PLAINES 60,675 17 Clean
ORLAND PARK 58,862 20 Clean
OAK LAWN 58,362 39 Clean
BERWYN 57,250 70 Clean
TINLEY PARK 56,703 42 Clean
OAK PARK 54,583 29 Clean
HOFFMAN ESTATES 50,179 42 Clean
GLENVIEW 47,856 29 Clean
BUFFALO GROVE 43,212 13 Clean
BARTLETT 41,500 300 Clean
MOUNT PROSPECT 41,000 49 Clean
PARK RIDGE 39,800 19 Clean
WHEELING 39,725 43 Clean
STREAMWOOD 39,577 27 Clean
HANOVER PARK 37,470 102 Clean
CALUMET CITY 37,000 64 Detected
ELK GROVE VILLAGE 34,700 41 Clean
NORTHBROOK 34,407 25 Clean
AQUA ILLINOIS-NORTH MAINE UTILITIES 30,043 89 Clean
SOUTH STICKNY SD 30,000 73 Clean
NILES 29,350 23 Clean
LANSING 29,076 33 Clean
OAK FOREST 27,478 24 Detected
WILMETTE 27,087 26 Clean
CHICAGO HEIGHTS 26,184 40 Clean
MORTON GROVE 25,297 23 Clean
ELMWOOD PARK 25,000 39 Clean
HARVEY 25,000 41 Clean
MELROSE PARK 24,206 132 Clean
MAYWOOD 24,090 104 Clean
ROLLING MEADOWS 23,329 36 Clean
SOUTH HOLLAND 22,000 37 Detected
PARK FOREST 21,975 154 Detected
BLUE ISLAND 21,494 23 Clean
DOLTON 20,510 83 Clean
EVERGREEN PARK 19,943 10 Clean
HOMEWOOD 19,463 22 Detected
BELLWOOD 19,156 53 Clean
ALSIP 19,063 22 Clean
BROOKFIELD 18,776 48 Clean
PALOS HILLS 18,530 18 Clean
FRANKLIN PARK 18,467 41 Clean
JUSTICE-WILLOW SPRINGS WATER COMMISSION 18,457 26 Clean