Utilities in Washington
9,956 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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MCALLISTER WATER
WA53AA107 · 4 served
MCAULAYS HOME SITES
WA5352154 · 58 served
MCCLEARY CITY OF
WA5352250 · 2,753 served
MCCOMBS
WA5333052 · 3 served
MCCORMICK WATER SYSTEM
WA53AA236 · 82 served
MCCORMICK WOODS
WA5340529 · 2,760 served
MCCOY LAKE
105300021 · 325 served
MCCOY LAKE
WA53IH498 · 60 served
MCDANIEL, BILL WATER SUPPLY
WA5301329 · 53 served
MCDANIEL'S MOBILE VILLAGE
WA5352279 · 48 served
MCDONALD COVE WATER SYSTEM
WA5336077 · 25 served
MCDONALD WELL
WA5304149 · 307 served
MCDONALDS OF NAPAVINE
WA5363384 · 1,544 served
MCGEE GUEST HOME
WA5352385 · 88 served
MCGHEE WATER WORKS
WA5352400 · 6 served
MCGRAW WATER
WA5307549 · 12 served
MCGRAW, MIKE
WA5307528 · 12 served
MCGREGOR OFFICE COMPLEX
WA5300198 · 35 served
MCGREGOR WELL WATER SYSTEM
WA5300773 · 30 served
MCGUIRE WATER SYSTEM
WA5303876 · 32 served
MCHAVEN INC
WA5344357 · 110 served
McIntosh Well #1
WA53AD452 · 202 served
MCKEES BEACH ASSOC
WA5324190 · 290 served
MCKENNA COMM CHURCH WATER SYS
WA5337966 · 250 served
MCKENNA LUMBER CO W S
WA5352650 · 25 served
MCKENNA SCHOOL
WA5352655 · 300 served
MCKENNA SQUARE
WA5335731 · 100 served
MCKENNA WATER DISTRICT
WA5303521 · 600 served
MCKENNY CAMP
WA53NR530 · 102 served
MCKENZIE ROAD BAPTIST CHURCH
WA5303460 · 57 served
MCKENZIE ROAD BAPTIST CHURCH
WA5303481 · 43 served
McLane Black Lake FD Station 95
WA53AA849 · 41 served
MCLANE FIRE STATION
WA5307814 · 10 served
MCNEIL ISLAND WATER
WA5352900 · 692 served
MCREVEY WATER SYSTEM
WA5308394 · 2 served
MEAD S.D. #354 - COLBERT
WA5353150 · 547 served
MEAD SCHOOL DIST #354-GREENBLU
WA5353151 · 100 served
MEADOW GLADE
WA5353180 · 2,066 served
MEADOW LAKE WATER ASSOCIATION
WA5320637 · 171 served
MEADOW LANE WATER ASSN
WA5353190 · 98 served
MEADOW PARK GOLF COURSE
WA5353205 · 3 served
Meadow Park Water System
WA5305848 · 48 served
MEADOW RIDGE
WA5353213 · 175 served
MEADOW VISTA
WA5353230 · 25 served
MEADOW WOOD 689
WA5363131 · 43 served
MEADOWBROOK APARTMENTS
WA5317175 · 142 served
MEADOWBROOK HOMEOWNERS ASSN
WA5303449 · 35 served
MEADOWBROOK VILLAGE
WA5310774 · 55 served
MEADOWBROOK WATER ASSOCIATION
WA5353250 · 579 served
MEADOWLAND WATER SYSTEM
WA5353260 · 127 served