Williamson County, Illinois Water Systems

Williamson County, Illinois

29 community water systems on record — 24 active, 5 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

Community water systems in Williamson County, Illinois

System name	City	Population served	Status
BLAIRSVILLE PWD	HURST	807	Active
BUSH	DESOTO	285	Active
CAMBRIA	CAMBRIA	1,727	Active
CARTERVILLE	CARTERVILLE	6,484	Active
CARTERVILLE WEST PWD	MARION	231	Inactive
COAL VALLEY PWD	MARION	3,960	Active
COLP	COLP	506	Active
CORINTH PWD	PITTSBURG	3,927	Active
CRAB ORCHARD REFUGE	MARION	25	Active
CRAINVILLE	CRAINVILLE	1,711	Active
CREAL SPRINGS	CREAL SPRINGS	683	Active
DEVILS KITCHEN WATER DISTRICT	CARBONDALE	1,428	Active
ENERGY	ENERGY	984	Active
FCI-MARION	MARION	1,544	Active
FERGES WATER DISTRICT	MARION	1,185	Active
FREEMAN SPUR	FREEMAN SPUR	373	Active
HAFER WATER DISTRICT SYSTEM	FREEMAN SPUR	226	Inactive
HERRIN	HERRIN	12,747	Active
HIGHWAY 37 NORTH PWD	MARION	1,065	Active
HURST	HURST	782	Active
JOHNSTON CITY	JOHNSTON CITY	3,509	Active
LAKE OF EGYPT PWD	MARION	11,368	Active
MARION	MARION	16,855	Active
MARION MOBILE HOME VILLAGE	CARBONDALE	220	Active
PITTSBURG	PITTSBURG	2,948	Active
ST OF ILL SIU PROP CARTERVL	—	25	Inactive
SUGAR CREEK WTR DSTRCT	UNSPEC PL IN CO	25	Inactive
THE ORCHARDS MHC	CARTERVILLE	253	Active
WYE PWD	MARION	0	Inactive