St. Clair County, Illinois

Water Systems

Population Served

258,141

Total Violations

3,100

PFAS Detected

of 10 tested

Water Systems

System Name	Population	Violations	PFAS
IL AMERICAN-EAST ST LOUIS	131,368	12	Detected
O FALLON	46,603	102	Detected
CAHOKIA HEIGHTS	15,250	0	Detected
CASEYVILLE	13,798	58	Detected
MASCOUTAH	8,759	43	Clean
AMERICAN WATER OPER AND MAINTENANCE, LLC	6,779	49	Detected
LEBANON	4,714	46	Clean
FREEBURG	4,707	62	Detected
DUPO	4,684	8	Detected
MILLSTADT	4,071	57	Detected
SMITHTON	4,006	65	—
NEW ATHENS	1,970	42	—
MARISSA	1,921	56	—
PRAIRIE DUPONT PWD	1,863	35	—
MOUND PWD	1,500	67	—
LENZBURG	680	52	—
ST LIBORY	628	66	—
VALLEY VIEW ESTATES	580	5	—
SOUTHWESTERN IL CORRECTIONAL CENTER	563	0	—
MEADOWBROOK MH COMMUNITY, LLC	463	55	—
FAYETTEVILLE	441	171	—
S L M WATER COMMISSION	385	33	—
ARAPAHO VILLAGE MHP	368	0	—
SUMMERFIELD	347	46	—
FSH WATER COMMISSION	313	44	—
ILDU LEPERE MHP, LLC	250	35	—
ST CLAIR COUNTY FOLEY PARK	200	4	—
KARBANS KNOTTY PINES	200	16	—
CHILDREN OF PROMISE	50	1,724	—
ST MICHAELS CHURCH	50	11	—
TWICE THE ICE FREEBURG	50	0	—
NEW ATHENS HANFT PK LARRY WEBE	30	7	—
SCHNUCKS (138297)	30	0	—
SCHNUCKS (138313)	30	0	—
SCHNUCKS (138321)	30	0	—
WALMART SUPERCENTER 201	30	0	—
TWICE THE ICE SMITHTON	30	0	—
MILLSTADT SPORTSMANS CLUB	25	13	—
QUAIL RESTORATION ASSOCIATION	25	8	—
SCHNUCKS 205 BELLEVILLE	25	0	—
NEW BADEN MARKET CENTER	25	0	—
SCHNUCKS #148	25	0	—
DIERBERGS	25	0	—
SCARLETT'S CABARET	25	25	—
WALMART SUPERCENTER 1418	25	0	—
FRESH THYME FARMERS MARKET FAIRVIEW HGTS	25	0	—
SCHNUCKS 177 O FALLON	25	0	—
TWICE THE ICE MASCOUTAH	25	0	—
TWICE THE ICE ST LIBORY	25	4	—
TWICE THE ICE FAIRVIEW HEIGHTS	25	0	—