Louisa County, Iowa Water Systems

Louisa County, Iowa

11 community water systems on record — 8 active, 3 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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.

Community water systems in Louisa County, Iowa

System name	City	Population served	Status
BRETZ TRAILER PK	WAPELLO	25	Inactive
CEDAR RIVER TRAILER PARK	COLUMBUS JCT	53	Inactive
CEDAR RIVER TRAILER PARK (INACTIVE)	COLUMBUS JUNCTION	40	Inactive
COLUMBUS CITY PUBLIC WATER SUPPLY	OLDS	392	Active
COLUMBUS JUNCTION WATER SUPPLY	COLUMBUS JUNCTION	1,830	Active
GRANDVIEW MUNI WATER DEPT	GRANDVIEW	437	Active
LOUISA CO LAW ENFORCEMENT CTR	MUSCATINE	46	Active
MORNING SUN WATER DEPARTMENT	MORNING SUN	752	Active
OAKVILLE WATER SUPPLY	OAKVILLE	200	Active
WAPELLO MUNICIPAL WATER WORKS	WAPELLO	2,096	Active
WOODLAND WAPELLO MOBILE HOME PARK	MUSCATINE	126	Active