Canyon County, Idaho Water Systems

Canyon County, Idaho

142 community water systems on record — 83 active, 59 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 Canyon County, Idaho

System name	City	Population served	Status
ALPINE MOBILE HOME PARK	MERIDIAN	15	Inactive
APACHE HEIGHTS SUBD	NAMPA	25	Inactive
APACHE HEIGHTS SUBDIVISION (2)	NAMPA	110	Active
APPLE VALLEY E AND C WATER CORP	PARMA	25	Inactive
AURORA SUBD	NAMPA	30	Active
BARTLETT HILLS SUBD	CALDWELL	75	Inactive
BELLE AIRE ACRES 2	NAMPA	350	Active
BURNIE SUBD	NAMPA	55	Active
CALDWELL CITY OF	CALDWELL	74,000	Active
CALDWELL HOUSING AUTHORITY	CALDWELL	1,100	Active
CAMELOT WATER ASSN INC	NAMPA	157	Active
CARRIAGE HILLS SUBD	NAMPA	77	Inactive
CHAROLAIS MOTEL	MERIDIAN	0	Inactive
CHERRY LANE ACRES WATER SYSTEM	NAMPA	23	Inactive
CHRISTIS MOBILE PARK	BOISE	50	Active
CLARK THEURER WATER ASSN	NAMPA	155	Active
COUNTRY ACRES MOBILE HOME PARK	BOISE	19	Inactive
COUNTRY CLUB	CALDWELL	0	Inactive
COUNTRY CLUB SUBDIVISIONS WATER ASSN	CALDWELL	120	Active
COUNTRY LIVING MOBILE PARKS	NAMPA	189	Inactive
COUNTRY MEADOWS SUBD	NAMPA	35	Active
COUNTRY STYLE TRAILER COURT 1	NAMPA	0	Inactive
COVENTRY PLACE	NAMPA	0	Inactive
COVERT WATER USERS ASSOCIATION	NAMPA	250	Active
D AND S PURPLE SAGE RANCHETTES	MIDDLETON	70	Active
DAHL SUBD	NAMPA	51	Active
DECOY INN AND RV PARK	NOTUS	75	Active
DRAKE SUBD	CALDWELL	150	Active
DUBLIN MEADOWS	NAMPA	30	Inactive
EAST LIZARD BUTTE WATER CORP	MARSING	95	Active
EL RANCHO HEIGHTS	CALDWELL	300	Active
ELDER SUBD	NAMPA	0	Inactive
ELMCREST SUBD	CALDWELL	16	Inactive
EVERGREEN MOBILE PARK	NAMPA	284	Active
FAIRWAYS HOMEOWNERS ASSOCIATION	CALDWELL	0	Inactive
FOREST GREEN PARK SUBD	CALDWELL	32	Inactive
FRANK MERCER	WILDER	25	Inactive
FRANKLIN LABOR CAMP	NAMPA	100	Inactive
FREEMAN DEVELOPMENT	NAMPA	20	Inactive
GEM STATE ACADEMY	CALDWELL	121	Active
GREEN ACRES MOBILE HOME PARK	BOISE	80	Inactive
GREENLEAF CITY OF	GREENLEAF	846	Active
H AND L PARK	BOISE	43	Active
HENDRICKSON SUBD WATER ASSN	CALDWELL	22	Inactive
HILLDROP SUBD	CALDWELL	41	Inactive
HOKES TRAILER COURT	NAMPA	23	Inactive
HOPE HOUSE	MARSING	0	Inactive
HORIZON RIDGE SUBDIVISION	NAMPA	75	Active
HUSTON WATER WORKS	HUSTON	25	Inactive
IDAHO GOLDING LABOR CAMP	WILDER	50	Inactive
IDAHO YOUTH RANCH HANDS OF PROMISE	CALDWELL	95	Active
INDIAN VILLAGE	NAMPA	225	Active
JERRY WILDER	NAMPA	100	Inactive
JOHN BATT	WILDER	50	Inactive
JOHN D SIMPSON	NAMPA	20	Inactive
KARCHER ACRES SUBD	NAMPA	100	Active
KARCHER RANCHETTE WATER CORP	CALDWELL	213	Active
KARCHER VILLAGE MOBILE HOME PARK	NAMPA	0	Inactive
KARL DOMAN REPLAT WATER ASSN	NAMPA	60	Inactive
KIMPTON ACRES THIRD SUBD	MIDDLETON	88	Active
KRIEGER SUBD	NAMPA	25	Inactive
L C PIERSON COMMUNITY WELL	NAMPA	36	Inactive
LAKERIDGE SECOND SUBD	NAMPA	50	Active
LAKEVIEW APTS	CALDWELL	30	Inactive
LAKEVIEW HILLS WATER USERS ASSOCIATION	NAMPA	160	Active
LAKEVIEW WATER COMPANY 1	NOTUS	100	Active
LAKEVIEW WATER COMPANY INC 2	CALDWELL	50	Inactive
LAKEYS CAFE AND TRAILER PARK	BOISE	300	Active
LANSING MEADOWS	MIDDLETON	320	Active
LEISURE HEIGHTS HOMEOWNERS ASSOCIATION	NAMPA	142	Active
LENA LAKEYS TRAILER COURT	CALDWELL	40	Inactive
LEWIS ADDITION 1	NAMPA	25	Inactive
LINDENWOOD WATER ASSN	NAMPA	48	Active
LOCUST SUBD	NAMPA	42	Active
M & T WATER CORP	NAMPA	100	Active
M AND M MOUNTAIN VIEW SUBD EM2	NAMPA	54	Active
M LOCKWOOD	NAMPA	25	Inactive
MANGUM HEIGHTS SUBD	NAMPA	75	Active
MAVERICK SUBD LASHER CONSTRUCTION	CALDWELL	90	Active
MCCARTHY SUBD CLASSIC WATER USERS	CALDWELL	50	Inactive
MELBA CITY OF	MELBA	648	Active
MIDDLETON CITY OF	MIDDLETON	13,190	Active
NAMPA CITY OF	NAMPA	100,200	Active
NORTHRIDGE ESTATES WATER ASSN	MIDDLETON	75	Active
NORTHSIDE ESTATES HOA INC	NAMPA	100	Active
NORTHSTAR SUBDIVISION	NAMPA	50	Active
NOTUS CITY OF	NOTUS	539	Active
OK TRAILER COURT	NAMPA	59	Inactive
OK WATER ASSN	NAMPA	140	Active
OLD HOUSTON SCHOOL	CALDWELL	25	Inactive
OWYHEE VILLAGE SUBD WATER ASSN INC	CALDWELL	200	Active
PALRANG SUBD WATER ASSN	CALDWELL	5	Inactive
PAR ESTATES HOMEOWNERS ASSN	CALDWELL	140	Active
PARMA CITY OF	WILDER	2,250	Active
PLEASANT VIEW MANOR	CALDWELL	100	Active
PURPLE SAGE COMMUNITY	SPRING	98	Active
R AND R SUBD 1 WELL	CALDWELL	70	Inactive
RANCHETTE ESTATES 2	CALDWELL	23	Inactive
RICH SUBD	CALDWELL	60	Active
RIO VISTA WATER COMPANY 3	CALDWELL	140	Active
ROBERT STRUWE	NAMPA	160	Inactive
ROLLING HILLS ESTATES WATER COMPANY	NAMPA	250	Active
RON BURCHARD	NAMPA	13	Inactive
ROSEWOOD SUBD	CALDWELL	50	Inactive
ROSWELL WATER USERS COOP COMPANY	PARMA	90	Active
RUSHMORE MOBILE HOME PARK	MERIDIAN	0	Inactive
SAGE ACRES # 1	CALDWELL	40	Inactive
SE STRECHER SUBD WATER ASSN	CALDWELL	25	Inactive
SHALIMAR SUBD	NAMPA	370	Active
SHAMROCK VILLA WATER ASSN	NAMPA	130	Active
SHIPMAN PLACE SUBD	NAMPA	40	Active
SILVER SPUR SUBDIVISION	NAMPA	44	Active
SKY RANCH ESTATES	NAMPA	104	Active
SKYLINE WATER ASSN	NAMPA	50	Active
SOMERSET WEST WATER CORP	CALDWELL	203	Active
SOUTHGATE SUBD	CALDWELL	0	Inactive
SOUTHSHORE WATER	EAGLE	60	Active
SOUTHWEST IDAHO TREATMENT CENTER	NAMPA	0	Inactive
SQUAW BUTTE WELL USERS ASSN	CALDWELL	25	Inactive
STECHER MUTUAL WATER COMPANY	CALDWELL	62	Active
STECHER WATER USERS ASSN	CALDWELL	70	Active
STECKER MUTUAL WATER COMPANY EAST WEST	CALDWELL	39	Inactive
SUNLIGHT TERRACE	MIDDLETON	234	Active
SUNNYRIDGE 3 WATER CORP	NAMPA	240	Active
SUNNYRIDGE I SUBD	NAMPA	35	Active
SUNNYRIDGE PROPERTY OWNERS	NAMPA	53	Active
SUNNYRIDGE SUBD 2	NAMPA	34	Active
SUNRISE AT TOMA RIDGE	NAMPA	0	Inactive
TIMBERSTONE HOA	MERIDIAN	170	Active
TWIN BRIDGES SUBD	NAMPA	28	Active
VALLEY VIEW APARTMENTS	CALDWELL	30	Inactive
VALLEY VIEW WATER	NAMPA	57	Active
VANAL HEIGHTS SWEET WATER	CALDWELL	45	Active
VANAL HEIGHTS WELL ASSN	CALDWELL	48	Active
VERDE HILLS WATER USERS ASSN INC	NAMPA	95	Active
VICTORY HEIGHTS	NAMPA	78	Inactive
WEST RIVER	NOTUS	65	Active
WESTVIEW SHERVIK SUBD	NAMPA	78	Active
WILDER CITY OF	WILDER	1,690	Active
WILDER FARMS LABOR CAMP	WILDER	25	Inactive
WILDROSE ESTATES	CALDWELL	40	Active
WOODVIEW ACRES PROPERTY OWNERS	CALDWELL	245	Active