Kootenai County, Idaho Water Systems

Kootenai County, Idaho

151 community water systems on record — 117 active, 34 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 Idaho’s official records. Always confirm current status with Idaho before making decisions based on this information.

Community water systems in Kootenai County, Idaho

System name	City	Population served	Status
4 S RANCH	HAYDEN	23	Inactive
ALPINE MEADOWS WATER AND SEWER DIST	HAYDEN LAKE	265	Active
AQUA TERRACE	HAYDEN	236	Inactive
ARMSTRONG PARK	ALISO VIEJO	0	Inactive
ARROW POINT PARK	COEUR D'ALENE	275	Active
ARUNDEL BY THE RIVER A MOBILE HOME COMM	COEUR D ALENE	2	Inactive
ASHLEY ESTATES WATER ASSN	RATHDRUM	38	Active
ATHOL CITY OF	ATHOL	990	Active
ATLAS ACRES	RATHDRUM	160	Active
AVONDALE IRRIGATION DIST	HAYDEN	8,785	Active
BAYVIEW WATER AND SEWER DIST	BAYVIEW	1,320	Active
BLACK ROCK UTILITIES INC	HAYDEN	1,014	Active
BRUNNER WATER	HAYDEN	23	Inactive
CARLIN BAY PROPERTY OWNERS ASSOCIATION	COEUR D'ALENE	220	Active
CAVE BAY COMMUNITY SYSTEM	WORLEY	458	Active
CEDAR MOUNTAIN WATER ASSN	ATHOL	15	Inactive
CEDAR MOUNTAIN WATER ASSOC.	ATHOL	20	Inactive
CHATEAUX WATER ASSN INC	HAYDEN	275	Active
CHESTER A PARK	RATHDRUM	250	Inactive
CHIEF SELTICE MOBILE PARK	POST FALLS	75	Inactive
CHILCO SERVICE AREA	RATHDRUM	563	Active
COEUR D ALENE CITY OF	COEUR D ALENE	54,115	Active
CONKLING PARK WATER ASSN	WORLEY	309	Active
COUGAR BAY WATER ASSOCIATION	COEUR D'ALENE	230	Active
COUGAR ESTATES	COEUR D'ALENE	27	Inactive
DALTON WATER ASSN INC	DALTON GARDENS	2,598	Active
DRY ACRES WATER AND SEWER DIST	RATHDRUM	75	Active
EAST GREENACRES IRRIGATION DIST	POST FALLS	11,165	Active
EAST SEASONS ACRES	RATHDRUM	63	Active
ECHO BEACH WATER SYSTEM	HAYDEN	600	Inactive
EIGHT MILE PRAIRIE	ATHOL	68	Active
ELKHORN RANCH	RATHDRUM	278	Active
EMERALD ESTATES WATER ASSN INC	COEUR D ALENE	485	Active
FARRAGUT VILLAGE PROPERTY ASSN INC	ATHOL	130	Active
FERNAN ESTATES CORPORATION	COEUR D ALENE	37	Active
FLYING W RANCH	ATHOL	46	Active
GARWOOD WATER COOP	HAYDEN	398	Active
GEM STATE - BAR CIRCLE S RANCH	COEUR D'ALENE	633	Active
GEM STATE - BITTERROOT WATER COMPANY	COEUR D'ALENE	428	Active
GEM STATE - DIAMOND BAR ESTATES	COEUR D'ALENE	143	Active
GEM STATE - HAPPY VALLEY WATER SYSTEM	COEUR D'ALENE	60	Active
GEM STATE - LYNNWOOD ESTATES	COEUR D'ALENE	60	Active
GEM STATE - SPIRIT LAKE EAST	COEUR D'ALENE	843	Active
GOTHAM BAY ESTATES	HARRISON	61	Active
GOZZER RANCH	RATHDRUM	470	Active
GREENFERRY WATER & SEWER DISTRICT	HAYDEN	978	Active
H AND D TRAILER COURT	COEUR D'ALENE	60	Inactive
HACIENDA HILLS WATER COMPANY	HAYDEN	0	Inactive
HACKNEY WATER AND SEWER DIST	ATHOL	108	Active
HARBOR VIEW ESTATES WATER & SEWER DIST	COEUR D ALENE	355	Active
HARDING ACRES TRACTS WATER ASSN INC	HAYDEN	64	Active
HARRISON CITY OF	PLUMMER	456	Active
HARRY HEAVNER	BAYVIEW	144	Inactive
HAUSER LAKE HEIGHTS	POST FALLS	257	Active
HAUSER LAKE WATER ASSN INC	HAUSER	1,575	Active
HAYDEN HAVEN / GEM SHORES	RATHDRUM	236	Active
HAYDEN LAKE CITY OF	HAYDEN LAKE	0	Inactive
HAYDEN LAKE IRRIGATION DIST	HAYDEN	9,375	Active
HAYDEN ORCHARDS WATER SYSTEM	RATHDRUM	122	Active
HAYDEN PINES GROUSE MEADOWS	RATHDRUM	1,188	Active
HAYDEN PINES WATER CO	HAYDEN LAKE	75	Inactive
HAYDEN PINES WATER COMPANY	HAYDEN LAKE	440	Inactive
HIDDEN HILL MOBILE HOME PARK	POST FALLS	40	Active
HIDDEN VALLEY WATER ASSN	HAYDEN	120	Active
HIGHWAY 54 WATER ASSOCIATION, INC	POST FALLS	100	Active
HILLSIDE SERVICE AREA	RATHDRUM	4,140	Active
HOLIDAY ACRES WATER ASSN	SPIRIT LAKE	480	Active
HONEYSUCKLE COURT	COEUR D'ALENE	90	Inactive
HONEYSUCKLE HILLS OWNERS ASSN INC	RATHDRUM	0	Inactive
HOYT BLUFF WATER ASSOCIATION	RATHDRUM	151	Active
HUETTER CITY OF	COEUR D'ALENE	70	Active
HUGHES,ED DEVELOPMENT	POST FALLS	100	Inactive
KIDD ISLAND BAY WATER USERS	COEUR D ALENE	153	Active
KINGSWOOD ESTATES	COEUR D'ALENE	25	Inactive
KOOTENAI COUNTY WATER DIST 1	COEUR D'ALENE	843	Active
LAKE FOREST HOMES ASSN INC	RATHDRUM	98	Active
LAKELAND MEADOWS	COEUR D'ALENE	25	Active
LEISURE PARK	COEUR D ALENE	381	Active
LONE MOUNTAIN ESTATES	HAYDEN	448	Active
LONE MOUNTAIN WATER SYSTEM	RATH DRUM	25	Inactive
LOST CREEK ESTATES WATER	COEUR D ALENE	277	Active
MAJESTIC VIEW SERVICE AREA	POST FALLS	0	Inactive
MALABAR MOBILE HOME PARK	ATHOL	60	Active
MARK HOUSE SUBD	HAYDEN LAKE	24	Inactive
MCGUIRE ESTATES WATER USERS	POST FALLS	158	Active
MEADOWLAND ACRES	RATHDRUM	63	Active
MORRISON ESTATES HOMEOWNER WATER ASSN	COEUR D ALENE	80	Active
MOUNTAIN VIEW AT FARRAGUT PARK	ATHOL	62	Active
MOUNTAIN VIEW PARK	COEUR D'ALENE	97	Active
MOUNTAIN VIEW TERRACE	RATHDRUM	445	Active
OHIO MATCH ESTATES	RATHDRUM	118	Active
OHIO MATCH ROAD WATER DIST	HAYDEN	245	Active
PANHANDLE MOBILE ESTATES	RATHDRUM	168	Active
PANHANDLE MOBILE HOME PARK	COEUR D'ALENE	50	Active
PANHANDLE VILLAGE WATER SYSTEM	RATHDRUM	103	Active
PARKVIEW WATER ASSN	HAYDEN	90	Active
PINE HAVEN PARK	COEUR D'ALENE	66	Active
PINE HAYDEN SUBD	SPOKANE VALLEY	50	Active
PINE VILLA PARK AND WATER ASSN	POST FALLS	500	Active
PINEGROVE DUPLEXES	HAYDEN	2	Inactive
PINEVIEW ESTATES WATER DIST	ATHOL	450	Active
PLEASANT VIEW PROPERTY OWNERS	POST FALLS	10	Inactive
POINT HAYDEN WATER SYSTEM	HAYDEN LAKE	50	Inactive
PONDEROSA WATER SYSTEM	POST FALLS	10	Inactive
POST FALLS CITY OF	POST FALLS	20,285	Active
PRAIRIE SCHOONER ESTATES	ATHOL	115	Active
PRAIRIE WATER ASSN	HAYDEN	30	Active
RAMSEY ESTATES	COEUR D'ALENE	88	Active
RANCH VALLEY WATER ASSN	RATHDRUM	45	Active
RATHDRUM CITY OF	RATHDRUM	10,358	Active
REMINGTON REC WATER DIST	ATHOL	1,104	Active
RIDGE AT SUN UP BAY WATER SYSTEM	COEUR D ALENE	55	Active
RIMROCK SERVICE AREA	RATHDRUM	3,493	Active
ROCK SPRINGS WATER ASSN	ATHOL	22	Inactive
ROCKY BEACH WATER DIST	SPIRIT LAKE	115	Active
ROLLING MEADOWS RANCH	ATHOL	46	Active
ROSE LAKE WATER ASSN	CATALDO	300	Active
ROSS POINT WATER DIST	POST FALLS	8,965	Active
ROYAL HIGHLAND WATER SYSTEM	POST FALLS	275	Active
SAINT DOMINIC SCHOOL	POST FALLS	228	Active
SAVORY COMMUNITY LLC	PORT ORCHARD	100	Active
SCENIC MOBILE ESTATES	GARDEN CITY	85	Active
SEASONS ROAD WATER ASSN	RATHDRUM	50	Active
SIENNA RIDGE ESTATES	ANDERSON	81	Active
SILVER LEAF RANCH	ATHOL	57	Active
SINGER RANCH WATER SYSTEM	RATHDRUM	44	Active
SM UTILITIES	WORLEY	58	Active
SOUTH RIVER WATER ASSN	POST FALLS	150	Active
SOUTHVIEW TERRACE PARK	ATHOL	250	Active
SPIRIT BEND WATER ASSN	ATHOL	145	Active
SPIRIT LAKE CITY OF	SPIRIT LAKE	2,825	Active
STEPPING STONES ESTATES	ATHOL	88	Active
SUN AIRE ESTATES	CHICAGO	70	Active
SUNRISE TERRACE WATER ASSN	COEUR D'ALENE	185	Inactive
SUNSET SHORES	HARRISON	25	Inactive
SYRINGA WATER AND SEWER	COEUR D ALENE	203	Active
THIRD ADDITION WATER ASSN	COEUR D'ALENE	97	Active
TRAILS END ESTATES	POST FALLS	49	Active
TRINITY ROAD WATER SYSTEM	ATHOL	30	Inactive
TROY HOFFMAN WATER CORP	COEUR D'ALENE	367	Active
TWIN LAKES SERVICE AREA	RATHDRUM	2,023	Active
UNITS WATER ASSN INC	POST FALLS	10	Inactive
UPPER TWIN LAKES WATER COMPANY INC	RATHDRUM	227	Active
VALLEY CO OP WATER ASSN	MEDIMONT	52	Active
VALLEY GREEN	RATHDRUM	135	Active
WALKING HORSE RANCH ESTATES	COEUR D ALENE	95	Active
WATERFORD ESTATES	ATHOL	108	Active
WEST SEASONS ACRES HOA	SPIRIT LAKE	31	Active
WESTS TRAILER PARK	COEUR D'ALENE	25	Inactive
WOODLAND SHORES WATER AND SEWER ASSN	COEUR D ALENE	210	Active
WORLEY CITY OF	WORLEY	591	Active