Public Water Systems
5,117 active water systems in IL.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| WATAGA | WATAGA, IL | 965 | 44 | — |
| RAPIDS CITY | RAPIDS CITY, IL | 962 | 66 | — |
| CAMP INDEPENDENCE | West Chicago, IL | 960 | 10 | — |
| CAMP DUNCAN POOL | INGLESIDE, IL | 960 | 12 | — |
| CLAY CITY | CLAY CITY, IL | 957 | 51 | — |
| ATKINSON | PERU, IL | 955 | 58 | — |
| MENDON | MENDON, IL | 953 | 34 | Clean |
| LELAND | LELAND, IL | 951 | 16 | — |
| HARBOR POINT ESTATES MHP | NORTHBROOK, IL | 950 | 28 | — |
| LIBERTY PARK HOMEOWNERS ASSOCIATION | WESTMONT, IL | 950 | 32 | — |
| STRONGHURST | STRONGHURST, IL | 950 | 146 | — |
| SHELDON | SHELDON, IL | 950 | 60 | — |
| CONCORDE BANQUETS | WAUKEGAN, IL | 950 | 0 | — |
| FS GAS AND FOOD MART INC. | WADSWORTH, IL | 950 | 0 | — |
| CONSTELLATION ENERGY GENERATION LLC | CORDOVA, IL | 950 | 6 | — |
| BOYLESTON WATERWORKS CORP | FAIRFIELD, IL | 948 | 28 | — |
| KINMUNDY | KINMUNDY, IL | 940 | 137 | Clean |
| MANSFIELD | MANSFIELD, IL | 939 | 31 | — |
| GOODFIELD | GOODFIELD, IL | 936 | 30 | — |
| STONINGTON | STONINGTON, IL | 932 | 9 | — |
| PRAIRIE PATH WATER COMPANY-APPLE CANYON | GALENA, IL | 931 | 17 | — |
| MISSISSIPPI RAPIDS REST AREA | ROCK FALLS, IL | 930 | 2 | — |
| SUMNER | NEWTON, IL | 921 | 36 | — |
| AVON | BUSHNELL, IL | 920 | 24 | — |
| WILLOW LAKE ESTATES MHP | ELGIN, IL | 920 | 41 | Detected |
| AQUA ILLINOIS-MOECHERVILLE | KANKAKEE, IL | 920 | 32 | — |
| BIRDS PINKSTAFF WATER DISTRICT | LAWRENCVILLE, IL | 920 | 184 | — |
| CAMP HENRY HORNER/POOL PUMP HOUSE | INGLESIDE, IL | 920 | 27 | — |
| OLYMPIA SCHOOL | STANFORD, IL | 918 | 632 | — |
| ROSEVILLE | ROSEVILLE, IL | 915 | 130 | — |
| BECKEMEYER | BECKEMEYER, IL | 913 | 7 | — |
| SHADY OAKS MHP | CHICAGO, IL | 912 | 262 | Detected |
| GRAND VALLEY VILLAGE MHP | SPRINGFIELD, IL | 912 | 34 | — |
| GIFFORD | GIFFORD, IL | 911 | 6 | — |
| MCCLURE-EAST CAPE PWD | MCCLURE, IL | 910 | 84 | — |
| QUENTIN ROAD BIBLE BAPTIST SCHOOL | LAKE ZURICH, IL | 910 | 6 | — |
| SPRING LAKES MHP | ELGIN, IL | 904 | 30 | — |
| WILLOWAY TERRACE MHP | CHICAGO, IL | 900 | 35 | — |
| DIETERICH | DIETERICH, IL | 900 | 70 | — |
| BLOOMINGTON TOWNSHIP PWD-CRESTWICKE | BLOOMINGTON, IL | 900 | 12 | — |
| ARGENTA | ARGENTA, IL | 900 | 86 | — |
| BISMARCK COMMUNITY WATER DISTRICT | BISMARCK, IL | 900 | 38 | — |
| THE GREAT SAUK TRAIL - EAST | OTTAWA, IL | 900 | 4 | — |
| BAKA KRISDALA REST AREA W BOUND | KEWANEE, IL | 900 | 2 | — |
| BAKA KRISDALA REST AREA E BOUND | KEWANEE, IL | 900 | 2 | — |
| HILLSDALE EXPRESS LANE | STERLING, IL | 900 | 1 | — |
| IL HWY 39 WILLOWCREEK NB REST | ROCK FALLS, IL | 900 | 0 | — |
| THE CHAPEL (147876) | GRAYSLAKE, IL | 900 | 0 | — |
| FRANKLIN GROVE | FRANKLIN GROVE, IL | 896 | 38 | — |
| OREANA | FORSYTH, IL | 892 | 20 | — |