Yolo County, California Water Systems

Yolo County, California

48 community water systems on record — 18 active, 30 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 California’s official records. Always confirm current status with California before making decisions based on this information.

Community water systems in Yolo County, California

System name	City	Population served	Status
BARONOFF COURT	BRODERICK	24	Inactive
BONFIRE VILLAGE HOTEL	SACRAMENTO	44	Active
BRENTWOOD WATER COMPANY	WOODLAND	207	Inactive
CACHEVILLE SERVICE DIST	WOODLAND	239	Active
CAL AM - DUNNIGAN	SACRAMENTO	602	Active
CAMPERS INN - RV & GOLF COURSE	ALAMO	140	Active
CITY OF DAVIS	DAVIS	67,457	Active
CITY OF WEST SACRAMENTO	WEST SACRAMENTO	53,355	Active
CITY OF WINTERS	WINTERS	7,115	Active
CITY OF WOODLAND	WOODLAND	61,462	Active
COMMODORE MOTEL	W SACRAMENTO	69	Inactive
CONAWAY CONSERVANCY GROUP	WOODLAND	25	Inactive
DORRIS EDMONDS	BRODERICK	25	Inactive
ESPARTO C.S.D.	ESPARTO	3,574	Active
FAYE PROPERTIES INC	KNIGHTS LANDING	10	Inactive
FROMMELT WATER COMPANY	95	72	Inactive
GORTER RANCHES	YOLO	50	Inactive
IDLEWHEEL MOBILE HOME PARK	WOODLAND	465	Inactive
KNIGHTS LANDING SVC. DIST.	WOODLAND	944	Active
LOPES TRAILER PARK	W SACRAMENTO	60	Inactive
MADISON SERVICE DIST	MADISON	876	Active
MADISON SERVICE DISTRICT	MADISON	0	Inactive
MAJOR VISTA WATER	ERS 95694	282	Inactive
MONROE/LEINBERGER CNTR - WATERS	WOODLAND	800	Active
MR THOMAS A ROTH	SACRAMENTO	22	Inactive
NEURO CARE	DAIS	35	Inactive
NEVADA ID - GREEN	GRASS VALLEY	0	Inactive
NEVADA ID - SHERWOOD FOREST	GRASS VALLEY	0	Inactive
NEVADA IRRIGATION DISTRICT	GRASS VALLEY	315	Inactive
NID - KENWOOD ESTATES (ABANDONED)	GRASS VALLEY	1	Inactive
NID - WILLAURA ACRES	GRASS VALLEY	1	Inactive
NORTH DAVIS MEADOWS	WOODLAND	314	Active
RICHARD CASTILLO	WOODLAND	25	Inactive
ROLLING ACRES MUTUAL WATER COMPANY	DAVIS	40	Active
ROYAL PALMS MOBILE HOME PARK	WOODLAND	189	Inactive
STANLEY POOL	WOODLAND	36	Inactive
UC - DAVIS	DAVIS	49,616	Active
VALHALLA MOBILE HOME PARK	Novato	0	Inactive
WELCOME GROVE MHP & RV	WEST SACRAMENTO	240	Inactive
WEST SACRAMENTO TRAILER PARK	BRODERICK	249	Inactive
WEST SACRAMENTO, CITY OF	WEST SACRAMENTO	3,750	Inactive
WESTUCKY WATER ASSOC	WOODLAND	33	Inactive
WILD WINGS GOLF COMMUNITY	WOODLAND	1,115	Active
WILLOWBANK CO SERVICE AREA 12	DAVIS	0	Inactive
WINTERS MOBILE HOME PARK	—	237	Inactive
WOODLAND-DAVIS CLEAN WATER AGENCY	WOODLAND	0	Active
YOLO CO HOUSING AUTHORITY	WOODLAND	40	Inactive
YOLO CO HOUSING AUTHORITY-EL RIO VILLA	WOODLAND	432	Active