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10 Water Quality
158 public water systems serving 142,574 people.
Water Systems
158
Total Violations
31,953
Violation Rate
98.1%
PFAS Detection
20%
2 of 10 tested
Largest Water Systems
QUIL CEDA VILLAGE
TULALIP, 10 · 30,000 served
SPIRIT MOUNTAIN CASINO
GRAND RONDE, 10 · 7,800 served
TULALIP BAY WATER DIST #1
TULALIP, 10 · 5,968 served
WARM SPRINGS WATER TREATMENT PLANT
WARM SPRINGS, 10 · 3,800 served
LUMMI TRIBAL WATER DISTRICT
BELLINGHAM, 10 · 3,699 served
LEGENDS CASINO
TOPPENISH, 10 · 3,450 served
COEUR D'ALENE CASINO
WORLEY, 10 · 3,250 served
MUCKLESHOOT
AUBURN, 10 · 3,250 served
NISQUALLY-LESCHI & WEST NISQUALLY
OLYMPIA, 10 · 3,200 served
MT. VISTA - DUNGENESS GOLF COURSE
SEQUIM, 10 · 3,200 served
CREEKSIDE DEVELOPMENT
CANYONVILLE, 10 · 3,159 served
FORT HALL
FORT HALL, 10 · 2,850 served
SNOQUALMIE CASINO
SNOQUALMIE, 10 · 2,800 served
BLYN - 7 CEDARS CONSOLIDATED
SEQUIM, 10 · 2,630 served
SKOKOMISH PARK LOWER LOOP
SHELTON, 10 · 2,503 served
SWINOMISH CASINO & LODGE
LA CONNER, 10 · 2,400 served
ANGEL OF THE WINDS
ARLINGTON, 10 · 2,303 served
RIVER ROCK TOBACCO AND FUEL
ARLINGTON, 10 · 2,117 served
MISTEQUA CASINO
WELLPINIT, 10 · 2,070 served
END OF TRAIL II
OAKVILLE, 10 · 2,000 served
Most Violations
#1 STARS EARLY LEARNING CENTER YAKIMA
1,167 #2 HOH TRIBE FORKS
1,117 #3 MAKAH NEAH BAY NEAH BAY
783 #4 NISQUALLY-LESCHI & WEST NISQUALLY OLYMPIA
694 #5 WAPATO HEADSTART TOPPENISH
681 #6 FORT SIMCOE JOB CORPS CTR WHITE SWAN
678 #7 MISTEQUA CASINO WELLPINIT
674 #8 WHITE SWAN TOPPENISH
647 #9 CTUIR PWD MISSION PENDLETON
644 #10 GEORGE LANE SUQUAMISH
626 #11 WELLPINIT WELLPINIT
608 #12 QUEETS TAHOLAH
577 #13 MALOTT NESPELEM
545 #14 MARTHA BOARDMAN WELLPINIT
542 #15 SKOKOMISH SKOKOMISH NATION
532 Counties in 10
County 10061
12 systems · 44,469 served
· 1,960 violations
County 10077
35 systems · 12,671 served
· 5,257 violations
County 10009
11 systems · 9,972 served
· 1,994 violations
County 10033
2 systems · 6,050 served
· 178 violations
County 10067
5 systems · 5,920 served
· 1,750 violations
County 10019
11 systems · 5,280 served
· 3,295 violations
County 10045
4 systems · 5,189 served
· 825 violations
County 10035
11 systems · 5,183 served
· 1,392 violations
County 10073
7 systems · 4,974 served
· 1,838 violations
County 10031
3 systems · 4,805 served
· 1,849 violations
County 10057
6 systems · 4,309 served
· 239 violations
County 10011
3 systems · 3,783 served
· 910 violations
County 10065
7 systems · 3,673 served
· 2,308 violations
County 10055
1 systems · 3,250 served
· 45 violations
County 10027
9 systems · 2,948 served
· 2,623 violations
County 10041
3 systems · 2,615 served
· 51 violations
County 10047
5 systems · 2,580 served
· 269 violations
County 10069
5 systems · 1,685 served
· 1,088 violations
County 10059
4 systems · 1,623 served
· 1,093 violations
County 10130
1 systems · 1,575 served
· 368 violations
County 10063
5 systems · 1,370 served
· 1,857 violations
County 10051
1 systems · 330 served
· 66 violations
County 10049
1 systems · 198 served
· 61 violations
County 10039
4 systems · 167 served
· 205 violations
County 10025
1 systems · 155 served
· 407 violations