Lewis County, Washington Water Systems

Lewis County, Washington

92 community water systems on record — 51 active, 41 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 Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

Community water systems in Lewis County, Washington

System name	City	Population served	Status
AUST 210	Lacey	35	Active
BAKER WATER SYSTEM	OLYMPIA	25	Inactive
BIG HANAFORD TRAILER PARK	FIFE	57	Inactive
BOISTFORT VALLEY	Adna	2,389	Active
CASCADE MHP	Morton	48	Active
CEDAR VILLA	Chehalis	32	Active
CENTRALIA PUBLIC WORKS - WATER	Centralia	28,164	Active
CHEHALIS WATER DEPARTMENT	Chehalis	11,718	Active
COUNTRY LIFE ESTATES	Napavine	200	Inactive
COUNTRY MOBILE PARK	SEATTLE	36	Inactive
Cowlitz Indian Tribal Housing	Mossyrock	52	Active
ENCHANTED VALLEY	WINLOCK	305	Inactive
ETHEL MOBILE HOMES	OLYMPIA	25	Inactive
EVERGREEN APARTMENTS	Napavine	54	Inactive
F. L. MOORE WATER SYSTEM	CHEHALIS	63	Inactive
FRANCIS MOBILE HOME PARK	OLYMPIA	25	Inactive
FROST ROAD PARK	Winlock	65	Active
GUNDERSON WATER WORKS	Napavine	53	Active
HABERSTROHS MOUNTAIN ESTATES	CHEHALIS	28	Inactive
HARMONY PARK LOT OWNERS	Chehalis	81	Active
HARRISON MOBILE HOME PARK	CENTRALIA	71	Inactive
HIDDEN VALLEY WATER ASSN	TACOMA	65	Inactive
HIDDEN VALLEY WATER ASSOC	KENT	25	Inactive
HIGH VALLEY COUNTRY CLUB	PACKWOOD	1,425	Active
HILL WATER COMPANY	CENTRALIA	126	Inactive
HILLS MOBILE HOME PARK	OLYMPIA	25	Inactive
JACKSON MOBILE 2	Chehalis	30	Active
LAKE MAYFIELD COMMUNITY CLUB	Napavine	88	Active
LAKESIDE VILLAGE	Napavine	94	Active
LAKEVIEW TERRACE	Mossyrock	41	Active
LEWIS CO WATER DIST #1	Napavine	1,174	Active
LEWIS CO WATER DIST #2	Onalaska	1,983	Active
LEWIS CO WATER DIST #3	Randle	611	Active
Lewis Co Water Sewer Dist #6	Mossyrock	740	Active
LONG ROAD MOBILE ESTATES	CENTRALIA	196	Inactive
MAYFIELD KAMPER KLUB	Napavine	87	Active
MAYFIELD LAKE COUNTY PARK	MOSSYROCK	500	Inactive
MAYFIELD RV PARK	Sammamish	165	Active
MC KELVEY	MINERAL	24	Inactive
MEADOWS	Chehalis	24	Active
MIDDLE FORK WATER & SEWER	Chehalis	144	Active
MINERAL LAKE MOBILE HOME PARK	MOSSYROCK	42	Inactive
MORTON CITY OF	MORTON	2,147	Active
MOSSYROCK PUBLIC UTILITY CITY OF	Mossyrock	1,553	Active
MOUNTAIN LAKEVIEW 619	Lacey	70	Active
MOUNTAIN ROAD MOBILE & RV PARK	MOSSY ROCK	75	Inactive
MT VIEW TERRACE WATER SYSTEM	SILVER CREEK	25	Inactive
NAPAVINE CITY OF	NAPAVINE	3,095	Active
NEWAUKUM HILL WATER ASSN	CHEHALIS	493	Active
NEWAUKUM VENTURES	Napavine	186	Active
NEWAUKUM VILLAGE WATER SYSTEM	CHEHALIS	82	Inactive
No Longer Exists 4	VANCOUVER	1,600	Inactive
ONALASKA WATER DIST	OLYMPIA	25	Inactive
PARADISE ESTATES WATER DEPT INC	Ashford	309	Active
PARKWAY COURT MOBILE HOME PARK	CENTRALIA	78	Inactive
PARKWOOD MOBILE HOME ESTATES	Chehalis	105	Active
PE ELL TOWN OF	PE ELL	859	Active
RANDLE ADMIN SITE	RANDLE	103	Inactive
RANDLE, TOWN OF	RANDLE	103	Inactive
REDMON MOBILE HOME PARK	Napavine	105	Active
RICE MOBILE HOME PARK	RANDLE	12	Inactive
RIVER OAKS RV PARK & CAMPGROUND	Napavine	50	Active
RIVERSIDE TRAILER COURT	ELBE	25	Inactive
ROM 626	Lacey	74	Active
ROM MUTUAL WATER COMPANY	MORTON	15	Inactive
SALKUM WATER SUPPLY	Salkum	103	Active
SANDRA AVENUE 627	Lacey	30	Active
SEMINARY HILL WATER ASSN.	CENTRALIA	174	Inactive
SEVEN ELEVEN DEVELOPMENT CORP	CENTRALIA	386	Inactive
SHANNON VILLAGE	CENTRALIA	69	Inactive
SILVERBROOK MH & RV	Napavine	42	Active
SKATE CREEK TERRACE ASSOCIATION	Napavine	39	Active
SUNNYRIDGE MOBILE HOME PARK	TOLEDO	33	Inactive
SUNSETVUE	Rochester	42	Active
SWARD 278	Lacey	25	Active
TABER WATER SUPPLY	OLYMPIA	25	Inactive
THOMAS TRAILER COURT	GLENOMA	45	Inactive
TILTON RIVER MOBILE HOME PARK	Chehalis	40	Active
TILTON RVR ACREAGE TRCTS SUB ASSOC.	PUYALLUP	34	Inactive
TIMBERLANE MOBILE HOME PARK	Napavine	63	Active
TIMBERLINE VILLAGE 628	Lacey	378	Active
TOLEDO MUNICIPAL	TOLEDO	1,944	Active
TRAILER VILLAGE	CENTRALIA	196	Inactive
UNKNOWN	OLYMPIA	25	Inactive
VADER-ENCHANTED VALLEY	Chehalis	985	Active
VALLEY DAIRY CABINS	CENTRALIA	30	Inactive
VALLEY MEADOWS 240	Lacey	148	Active
VALLEY VIEW TRAILER PARK	CHEHALIS	26	Inactive
VIEW RANCH ESTATES WATER ASSN	Chehalis	141	Active
WINLOCK CITY OF	WINLOCK	3,502	Active
WINLOCK WATERS 2	Napavine	25	Active
WINSTON CREEK RV PARK	Napavine	50	Active