Drinking Water Systems in SEQUIM, Washington
38 water systems are reported for this city, with a combined service population of 26,108. The systems have 59 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving SEQUIM
OLYMPUS BEACH TRACTS
143 served65 historical records1 recent
B
OLYMPIC VIEW
33 served13 historical records1 recent
B
WEST SEQUIM BAY INC
2,759 served17 historical records4 recent
C
MONTERRA
464 served16 historical records
A
VISTAS INC
241 served289 historical records1 recent
B
CARLSBORG MOBILE ESTATES
69 served26 historical records1 recent
B
PALO VERDE
30 served10 historical records1 recent
B
SUN MEADOWS
295 served3 historical records1 recent
B
ALDERWOOD EAST
39 served23 historical records
A
FOUR SEASONS PARK
225 served16 historical records2 recent
C
SUNLAND WATER DISTRICT
2,235 served11 historical records
A
Parkwood MFD Housing Community
378 served10 historical records2 recent
B
ESTATES INC
1,043 served29 historical records1 recent
B
BUENA VISTA ESTATES
42 served36 historical records1 recent
B
JAMESTOWN ON WILCOX LANE
94 served1 historical record
A
PANORAMA VISTA
75 served3 historical records2 recent
B
GREEN ACRES MOBILE HOME PARK
74 served8 historical records1 recent
B
FLAURAS ACRES PROPERTYOWNER
150 served18 historical records1 recent
B
OLYMPIC VIEW MOBILE PARK
34 served19 historical records1 recent
B
DISCOVERY BAY VILLAGE
191 served51 historical records1 recent
B
FOREST RIDGE
65 served11 historical records1 recent
B
LOUELLA HEIGHTS
28 served3 historical records3 recent
C
MAPLE GROVE
132 served44 historical records1 recent
B
MAINS FARM PROPERTY OWNERS
358 served8 historical records1 recent
B
HEART O THE HILLS
76 served121 historical records1 recent
B
WOODLAND HEIGHTS
105 served5 historical records1 recent
B
Solmar Water
895 served7 historical records1 recent
B
SEQUIM CITY OF
14,293 served11 historical records1 recent
B
PETERSON-WHITTAKER
26 served1 historical record1 recent
B
BRANDT POINT
32 served71 historical records1 recent
B
MEADOWBROOK VILLAGE
55 served4 historical records1 recent
B
DISCOVERY BAY LEASEHOLDERS
123 served4 historical records1 recent
B
DUNGENESS BAY PLAT
461 served24 historical records20 recent
C
DUNGENESS BEACH
181 served15 historical records
A
DUNGENESS MEADOWS
488 served7 historical records1 recent
B
HAPPY VALLEY ESTATES
46 served11 historical records
A
BAYWOOD VILLAGE MOBILE HOME PARK
90 served25 historical records1 recent
B
CEDAR GROVE MOBILE PARK
40 served37 historical records1 recent
B
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)125 records
Consumer Confidence Rule53 records
Nitrate32 records
Benzene28 records
Vinyl Chloride21 records
o-Dichlorobenzene21 records
Vinyl chloride21 records
1,1-Dichloroethylene21 records
Carbon tetrachloride21 records
Chloramine21 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.