Mason County, Illinois Water Systems

Mason County, Illinois

13 community water systems on record — 6 active, 7 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 Mason County, Illinois

System name	City	Population served	Status
EASTON	EASTON	334	Active
FOREST CITY	GREEN VALLEY	222	Active
HAVANA	HAVANA	2,963	Active
MANITO	MANITO	1,552	Active
MASON CITY	MASON CITY	2,558	Active
MASON CO PRAIRIE TRAILS MHP	—	300	Inactive
MASON COUNTY CLEARVIEW ES	MASON COUNTY CLEARVIEW ES	25	Inactive
MASON COUNTY EDGEWOOD TER	MASON COUNTY EDGEWOOD TER	30	Inactive
MASON COUNTY EDGEWOOD TER	MASON COUNTY EDGEWOOD TER	30	Inactive
MASON COUNTY EDGEWOOD TER	MASON COUNTY EDGEWOOD TER	30	Inactive
MASON COUNTY EDGEWOOD TER	MASON COUNTY EDGEWOOD TER	30	Inactive
SAN JOSE	SAN JOSE	479	Active
SCOTTS MHP	HAVANA TWP	30	Inactive