Johnson County, Arkansas Water Systems

Johnson County, Arkansas

10 community water systems on record — 10 active, 0 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 Arkansas’s official records. Always confirm current status with Arkansas before making decisions based on this information.

Community water systems in Johnson County, Arkansas

System name	City	Population served	Status
CLARKSVILLE CONNECTED UTILITIES	CLARKSVILLE	9,410	Active
COAL HILL WATERWORKS	COAL HILL	1,372	Active
EAST JOHNSON CO WATER ASSN	LAMAR	5,200	Active
HARTMAN WATERWORKS	HARTMAN	947	Active
HORSEHEAD WATER ASSOCIATION	CLARKSVILLE	5,792	Active
KNOXVILLE WATERWORKS	KNOXVILLE	2,087	Active
LAMAR WATERWORKS	LAMER	1,885	Active
LUDWIG WATER ASSOCIATION	CLARKSVILLE	1,610	Active
SPADRA-GOOSE CAMP WATER ASSOC	CLARKSVILLE	517	Active
WATALULA WATER ASS0CIATION	OZARK	2,278	Active