Counties → Oregon

Columbia County, Oregon

Water Systems

Population Served

40,231

Total Violations

9,494

PFAS Detected

of 2 tested

Water Systems

System Name	Population	Violations	PFAS
ST HELENS, CITY OF	13,410	69	Detected
SCAPPOOSE, CITY OF	8,710	92	Clean
MCNULTY WATER PUD	2,500	155	—
CLATSKANIE, CITY OF	2,188	21	—
VERNONIA, CITY OF	2,100	250	—
WARREN WATER ASSOCIATION	2,050	39	—
COLUMBIA CITY MUN WATERWORKS	1,995	81	—
CITY OF RAINIER	1,932	301	—
RAINIER SD #13	950	114	—
WESTERN HILLS MH ESTATES	375	147	—
FISHHAWK LAKE RESERVE AND COMMUNITY	350	112	—
QUINCY WATER ASSOCIATION	300	165	—
COLUMBIA CO PKS-CAMP WILKERSON	200	20	—
COLUMBIA CO PKS-HUDSON/PARCHER	200	24	—
MIDLAND WATER ASSOCIATION	160	444	—
RAINIER OR LDS CHURCH	150	6	—
COLUMBIA CO PKS-BIG EDDY	125	21	—
COLUMBIA ACRES WATER ASSOC	110	118	—
DEER ISLAND VILLAGE MHP	100	185	—
LOST CREEK HEIGHTS WTR ASSOC	100	93	—
ALSTON CORNERS-ASSEMBLY OF GOD	100	24	—
SHELL STAR MART	100	50	—
SCAPPOOSE BREW & THRU	100	24	—
COUNTRY VILLA MOBILE ESTATES	90	145	—
DEER VIEW COOPERATIVE	90	314	—
DEER ISLAND WATERWORKS	90	311	—
PARADISE MOORAGE	90	179	—
ALSTON COUNTRY STORE	90	53	—
RAINIER CONGREGATION OF JW	90	11	—
GOBLE WATER ASSOCIATION	85	158	—
COLUMBIA HILLS HOA	84	344	—
TAMARACK MOBILE HOME PARK	80	200	—
OLYMPIC FOREST PRODUCTS	80	461	—
PRESCOTT, CITY OF	70	530	—
MAPLE TERRACE MOBILE HOME PARK	70	31	—
LAUREL RIDGE MHP	70	473	—
MARSHLAND WATER ASSOCIATION	70	829	—
MCCUDDYS LANDING	70	103	—
COLUMBIA RIVER NITROGEN, LLC	65	65	—
DEER ISLAND HEIGHTS WS	60	763	—
CEDAR TREE MOBILE HOME PARK	50	227	—
VALLEY OF THE MOON	46	23	—
J & M MOBILE HOME PARK	45	400	—
DIKESIDE MOORAGE	45	276	—
BERNDT CREEK WATER CORP	45	106	—
COLUMBIA RIVER PUD	45	80	—
ISLAND COMMUNITY LLC	41	110	—
HOGG HEAVEN MHP	40	108	—
SWEDETOWN WATER ASSOC	40	110	—
PGE BEAVER GENERATING STATION	30	176	—