Marathon County, Wisconsin Water Systems

Marathon County, Wisconsin

42 community water systems on record — 23 active, 19 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 Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.

Community water systems in Marathon County, Wisconsin

System name	City	Population served	Status
2YK LLC	ANTIGO	30	Active
ABBOTSFORD WATERWORKS	ABBOTSFORD	2,502	Active
ALPINE TRAILER CT 1	SCHOFIELD	114	Inactive
ALPINE TRAILER CT 2	SCHOFIELD	25	Inactive
ALPINE TRAILER CT 3	SCHOFIELD	25	Inactive
ATHENS WATERWORKS	ATHENS	1,025	Active
BOARDWALK MHC LLC	MARSHFIELD	130	Active
COLBY WATERWORKS	Colby	1,829	Active
CRESTLINE MOBILE HOME PARK	MOSINEE	200	Inactive
CRESTLINE MOBILE HOME PK 1	MOSINEE	111	Inactive
CRESTLINE MOBILE HOME PK 2	MOSINEE	80	Inactive
CRESTLINE MOBILE HOME PK 2	MOSINEE	111	Inactive
DEER TRAIL VILLAGE	Mosinee	120	Active
EDGAR WATERWORKS	Edgar	1,491	Active
EDGEWOOD COUNTRY ESTATES	WAUSAU	49	Active
EDGEWOOD MOBILE HOME COURT 1	MOSINEE	70	Inactive
HATLEY WATERWORKS	Hatley	550	Active
KILTYS KOUNTRY KOURT	SPENCER	40	Inactive
KOUNTRY SQUIRE MOBILE HMS	MILWAUKEE	150	Inactive
KOUNTRY SQUIRE MOBILE HMS 2	MILWAUKEE	25	Inactive
KRONENWETTER WATER & SEWER UTILITY	KRONENWETTER	6,931	Active
LAZY ACRES ESTATE MOBILE HMS	WAUSAU	140	Inactive
MAINE WATER UTILITY	WAUSAU	271	Active
MAIZEFIELD MHC (MANUFACTURED HOME COMMUNITY)	STEVENS POINT	145	Active
MARATHON CITY WATERWORKS	MARATHON CITY	1,695	Active
MOSINEE 6TH WARD WATERWORKS	MOSINEE	475	Inactive
MOSINEE EAST SYSTEM	Mosinee	1,046	Active
MOSINEE WATERWORKS	Mosinee	3,406	Active
RIB MOUNTAIN WATER UTILITY	WAUSAU	6,398	Active
RIEHLS COUNTRY ESTATES	NEW BERLIN	25	Inactive
ROTHSCHILD WATERWORKS	Rothschild	3,190	Active
SCHOFIELD WATERWORKS	SCHOFIELD	2,205	Active
SPENCER WATERWORKS	SPENCER	1,848	Active
STRATFORD WATERWORKS	Stratford	1,643	Active
T & G APARTMENTS WELL 1	WAUSAU	25	Inactive
TAMARACK APARTMENTS 1	SAINT GERMAIN	48	Inactive
TAMARACK APARTMENTS 2	SAINT GERMAIN	25	Inactive
WAUSAU WATERWORKS	WAUSAU	39,994	Active
WEST GATE ESTATES MOBILE HMS	STEVENS POINT	43	Active
WESTON MANOR	MERRILL	189	Inactive
WESTON MUNICIPAL UTILITIES	WESTON	16,000	Active
WOODFIELD CIRCLE APTS	WAUSAU	124	Inactive