Harrison County, Iowa Water Systems

Harrison County, Iowa

15 community water systems on record — 11 active, 4 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 Harrison County, Iowa

System name	City	Population served	Status
DUNLAP WATER SUPPLY	DUNLAP	1,035	Active
LITTLE SIOUX WATER DEPARTMENT	LITTLE SIOUX	150	Active
LOGAN WATER SUPPLY	LOGAN	1,397	Active
MAGNOLIA, CITY OF	MAGNOLIA	188	Active
MELODY OAKS SUBDIVISION	MISSOURI VALLEY	40	Inactive
MISSOURI VALLEY WATER SUPPLY	MISSOURI VALLEY	2,684	Active
MODALE WATER SUPPLY	LOGAN	280	Active
MONDAMIN WATER SUPPLY	MARSHALLTOWN	339	Active
PERSIA MUNICIPAL WATER SUPPLY	PERSIA	363	Inactive
PISGAH WATER SUPPLY	PISGAH	245	Active
SHELTONS MOBILE HOME PARK	MISSOURI VALLEY	25	Inactive
SUNNYSIDE VILLAGE MHP LLC	MISSOURI VALLEY	190	Active
UPPER MELODY OAKS WATER ASSOCIATION	MISSOURI VALLEY	80	Inactive
VALLEY VIEW WATER ASSOCIATION	MISSOURI VALLEY	65	Active
WOODBINE WATER DEPARTMENT	WOODBINE	1,622	Active