Browse Water Systems

25,185 public water systems in IL.

Public Water Systems Database

Browse 25,185 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

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System Name PWSID State Type Population Served
PROSPECT WATER DISTRICT IL1655110 Illinois Community 1,140
MOUNDS IL1530150 Illinois Community 1,135
PRAIRIE PATH WATER COMPANY-FERSON CREEK IL0895800 Illinois Community 1,134
OQUAWKA IL0710300 Illinois Community 1,125
JOHNSBURG NO.2 IL1115080 Illinois Community 1,124
ROYALTON IL0555030 Illinois Community 1,118
ORAVILLE WATER DISTRICT IL0775250 Illinois Community 1,108
IL AMERICAN-VALLEY MARINA IL0935100 Illinois Community 1,102
DIVERNON IL1670450 Illinois Community 1,100
GRACE BIBLE CHURCH IL3132050 Illinois Non-Transient Non-Community 1,100
WOODLAWN MIDDLE/COUNTRY MEADOW ELEM IL3138792 Illinois Non-Transient Non-Community 1,100
PARK CREST WTR CMPNY IL1775100 Illinois Community 1,100
ZENITH RADIO CORP IL3076851 Illinois Non-Transient Non-Community 1,100
BIG HOLLOW SCHOOL IL3139618 Illinois Non-Transient Non-Community 1,100
MC DONALDS IL3045708 Illinois Transient Non-Community 1,100
WASHINGTON ESTATES I PA5630075 Illinois Community 1,100
LAKE MATTOON PWD IL0295250 Illinois Community 1,100
GRIGGSVILLE IL1490300 Illinois Community 1,097
GREENFIELD IL0610150 Illinois Community 1,097
WORDEN IL1191200 Illinois Community 1,096
HEARTVILLE PWD IL0495200 Illinois Community 1,092
CROSSVILLE IL1930150 Illinois Community 1,091
DANVERS IL1130450 Illinois Community 1,089
HAMEL IL1190450 Illinois Community 1,087
ROBINSON CORRECTIONAL CENTER IL0330010 Illinois Community 1,085
IRVINGTON IL1890250 Illinois Community 1,081
MEREDOSIA IL1370300 Illinois Community 1,075
HIGHLAND HILLS SD IL0435560 Illinois Community 1,071
FLANAGAN IL1050400 Illinois Community 1,070
GOREVILLE IL0870200 Illinois Community 1,068
MORRISONVILLE IL0210300 Illinois Community 1,068
ELKVILLE IL0770300 Illinois Community 1,068
EDINBURG IL0210150 Illinois Community 1,068
THOMASBORO IL0190950 Illinois Community 1,066
HIGHWAY 37 NORTH PWD IL1995100 Illinois Community 1,065
HARBOR POINT ESTATES MHP IL0317010 Illinois Community 1,064
ENFIELD IL1930200 Illinois Community 1,064
LAKE IN THE WOODS SBDV IL0435620 Illinois Community 1,060
BENET ACADEMY H S IL0039933 Illinois Transient Non-Community 1,060
SHAWNEETOWN IL0590350 Illinois Community 1,054
AVA IL0770050 Illinois Community 1,053
COULTERVILLE IL1570150 Illinois Community 1,052
PRAIRIE GROVE SCHOOL IL3062398 Illinois Non-Transient Non-Community 1,050
OLIVET NAZARENE UNIVERSITY IL0915279 Illinois Community 1,050
FRANCISCAN HEALTH OLYMPIA FIELDS IL3165845 Illinois Non-Transient Non-Community 1,050
SUBURBAN APARTMENTS (DE KALB UNIV DVL) IL0375148 Illinois Community 1,050
CHEBANSE IL0754240 Illinois Community 1,044
FEATHEROCK MHP FL6291541 Illinois Community 1,044
DIXON CORRECTIONAL CENTER IL1035500 Illinois Community 1,038
MARINE IL1190700 Illinois Community 1,037