Utilities in Washington
9,956 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
Is your public water system listed? Claim your free listing →
Claim Your Listing →Showing page 152 of 200 (9,956 systems)
SEAQUEST STATE PARK
WA53SP800 · 3,003 served
SEASCAPE WATER ASSOCIATION
WA5307095 · 28 served
SEASHORE VILLA
WA5376998 · 225 served
SEATONS GROVE
105300115 · 115 served
SEATONS GROVE COMMUNITY ULID 2
WA5377000 · 90 served
SEATTLE CITY LIGHT-BOUNDARY DAM
WA5312521 · 110 served
SEATTLE PREMIUM OUTLET MALL
105300142 · 5,000 served
SEATTLE PUBLIC UTILITIES
WA5377050 · 1,161,961 served
Seattle Rifle and Pistol
WA5302725 · 25 served
SEATTLE YACHT CLUB - HENRY ISLAND
WA5377138 · 30 served
SEAVERS WATER SYSTEM
WA53AA242 · 3 served
SEAVEY AND JOHNSON
WA5307653 · 5 served
SEAVIEW WATER SYSTEM
WA5377150 · 25 served
SEAVUE ASSOC
WA5376925 · 65 served
SEAWAY HOLLOW ASSOCIATION
WA5377160 · 47 served
SEAWEST WATER SYSTEM
WA5337544 · 38 served
SECLUDED ACRES COMMUNITY ASSOC
WA5377175 · 25 served
SECOND CHANCE THRIFT SHOP
WA5332161 · 211 served
SECRET CORNER WATER SYSTEM
WA5307415 · 2 served
SECRET HARBOR SCHOOL
WA5377200 · 1 served
SECT 11 DIV 1 Ridgeview Water Assn
WA5372410 · 79 served
SEDGWICK PARK
WA5377225 · 25 served
SEED HOUSE SALOON
WA5364950 · 80 served
SEHMEL ROAD
WA5320481 · 42 served
SEIGLE WATER DISTRICT
WA5307689 · 6 served
SELAH CITY OF
WA5377400 · 9,331 served
SELAH CR NB REST AREA
WA53HD670 · 685 served
SELAH CR SB REST AREA
WA53HD671 · 1,000 served
Selah Hills Homeowners Cooperative
WA5379280 · 300 served
SELAH UNITED METHODIST CHURCH
WA5377398 · 38 served
SELANDIA MANOR WATER ASSN
WA5377410 · 130 served
SELBU LUTHERAN CHURCH
WA5377420 · 2 served
SELKIRK HIGH SCHOOL
WA5377445 · 187 served
SELKIRK SCHOOL DISTRICT #70
WA5377448 · 121 served
SELKIRK WATER
WA53AA184 · 15 served
SELKIRK WATER CO.
WA53AA181 · 15 served
SELLECK WATER SUPPLY
WA5377550 · 207 served
SEMINARY HILL WATER ASSN.
WA5377590 · 174 served
SENSENEY ORCHARD
WA5307782 · 10 served
SENTINEL GAP WATER ASSN
WA5376620 · 226 served
SEQUIM BAY GENERAL STORE
WA5303257 · 26 served
SEQUIM BAY PARK TRUST
WA5308466 · 5 served
SEQUIM BAY POINT
WA5315601 · 9 served
SEQUIM BAY RESORT
WA5377601 · 96 served
SEQUIM BAY STATE PARK
WA53SP810 · 1,285 served
SEQUIM CITY OF
WA5377620 · 14,293 served
SEQUIM EARLY LEARNING CENTER
WA5319036 · 87 served
SEQUIM ELKS 2642
WA5303645 · 7 served
SEQUIM FIRST BAPTIST CHURCH
WA5320351 · 75 served
SEQUIM SEVENTH DAY ADVENTIST
WA53AB747 · 55 served