Apr 15, 2026 · 7 min read
PFAS "Forever Chemicals" in US Drinking Water: 2026 Update
PFAS contamination affects an estimated 200 million Americans. Here's what the latest EPA enforcement means for your tap water.
Washington Tap Water Quality
359 cities · 9,424,949 people served · 636 EPA violations (last 5 years)
Cities Map (250 of 359 with coordinates)
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Pin locations from ZIP-code centroids · click a pin for details
All Cities in Washington
Seattle0 violations
A
Tacoma0 violations
A
Vancouver1 violation
B
Spokane5 violations
C
KENT3 violations
C
Bellevue0 violations
A
Lynnwood0 violations
A
Everett0 violations
A
Renton0 violations
A
Yakima2 violations
B
Redmond0 violations
A
Bellingham0 violations
A
FEDERAL WAY0 violations
A
Mount Vernon13 violations
F
Olympia29 violations
F
Lacey3 violations
C
Kennewick17 violations
F
Pasco10 violations
D
Auburn0 violations
A
Richland0 violations
A
Kenmore0 violations
A
Bremerton0 violations
A
Bothell0 violations
A
Puyallup0 violations
A
Port Orchard76 violations
F
Marysville0 violations
A
Sammamish0 violations
A
Joint Base Lewis-McChord0 violations
A
Silverdale2 violations
B
Kirkland0 violations
A
Woodinville0 violations
A
Poulsbo0 violations
A
LAKEWOOD0 violations
A
Wenatchee0 violations
A
Buckley2 violations
B
Pullman0 violations
A
Tumwater19 violations
F
Edmonds0 violations
A
Longview0 violations
A
Walla Walla1 violation
B
Issaquah0 violations
A
SNOHOMISH0 violations
A
Shelton3 violations
C
MOSES LAKE9 violations
D
Tukwila0 violations
A
Cheney0 violations
A
Port Townsend0 violations
A
Shoreline0 violations
A
Spokane Valley0 violations
A
SPANAWAY0 violations
A
Kelso0 violations
A
PORT ANGELES0 violations
A
Camas0 violations
A
Mukilteo0 violations
A
Mercer Island0 violations
A
Greenacres0 violations
A
Battle Ground0 violations
A
Maple Valley0 violations
A
FIFE0 violations
A
Centralia0 violations
A
Lynden26 violations
F
Oak Harbor32 violations
F
Monroe0 violations
A
Mead0 violations
A
East Wenatchee0 violations
A
Mountlake Terrace0 violations
A
SEQUIM1 violation
B
Gig Harbor0 violations
A
Arlington1 violation
B
Coupeville77 violations
F
Enumclaw0 violations
A
Aberdeen0 violations
A
West Richland0 violations
A
Clarkston0 violations
A
Ellensburg0 violations
A
Ferndale5 violations
C
Stanwood1 violation
B
Washougal0 violations
A
Ridgefield0 violations
A
HOQUIAM0 violations
A
Yelm7 violations
D
Loon Lake0 violations
A
RAYMOND3 violations
C
Sunnyside0 violations
A
Montesano1 violation
B
Quincy2 violations
B
NAS Whidbey Island0 violations
A
Sumner0 violations
A
Burien0 violations
A
Newcastle0 violations
A
SNOQUALIME0 violations
A
DUVALL0 violations
A
Mt Vernon49 violations
F
Liberty Lake0 violations
A
Freeland25 violations
F
North Bend0 violations
A
Chehalis10 violations
D
Carlsborg0 violations
A
Bainbridge Island0 violations
A
DuPont0 violations
A
Leavenworth0 violations
A
Othello0 violations
A
Woodland5 violations
C
Grandview1 violation
B
Ocean Park1 violation
B
MANCHESTER0 violations
A
Orting0 violations
A
Chelan2 violations
B
Cashmere0 violations
A
Ephrata0 violations
A
Edgewood0 violations
A
Selah1 violation
B
Fairchild AFB0 violations
A
Airway0 violations
A
Toppenish0 violations
A
Birch Bay0 violations
A
Cle Elum0 violations
A
College Place1 violation
B
Steilacoom0 violations
A
Vashon2 violations
B
MILTON0 violations
A
Goldendale0 violations
A
KALAMA0 violations
A
Fircrest0 violations
A
Sultan0 violations
A
BLACK DIAMOND0 violations
A
Tonasket12 violations
F
ELMA1 violation
B
Granite Falls0 violations
A
Napavine2 violations
B
Manson0 violations
A
Friday Harbor43 violations
F
Prosser0 violations
A
Union Gap0 violations
A
BLAINE0 violations
A
Belfair0 violations
A
Medical Lake0 violations
A
Snoqualmie Pass0 violations
A
Benton City0 violations
A
Mattawa1 violation
B
Colville2 violations
B
Newport0 violations
A
MOXEE0 violations
A
WESTPORT5 violations
C
Brewster1 violation
B
Wapato0 violations
A
UNION0 violations
A
Des Moines2 violations
B
Connell0 violations
A
Deer Park0 violations
A
Omak0 violations
A
Warden0 violations
A
Everson0 violations
A
Hoodsport0 violations
A
Maple Falls4 violations
C
Eastsound17 violations
F
LONG BEACH0 violations
A
CASTLE ROCK0 violations
A
White Salmon2 violations
B
PORT LUDLOW0 violations
A
CARSON0 violations
A
Granger0 violations
A
Eatonville0 violations
A
FORKS0 violations
A
Lake Forest Park0 violations
A
Colfax0 violations
A
Okanogan0 violations
A
CATHLAMET0 violations
A
Winlock0 violations
A
TENINO0 violations
A
ROCK ISLAND0 violations
A
Zillah1 violation
B
Naches0 violations
A
Fall City1 violation
B
Royal City0 violations
A
Dayton0 violations
A
Algona0 violations
A
Oroville0 violations
A
Fox Island0 violations
A
Stevenson0 violations
A
Malaga0 violations
A
Chewelah0 violations
A
South Bend0 violations
A
Marshall0 violations
A
Desert Aire0 violations
A
MCCLEARY0 violations
A
RAINIER0 violations
A
ILWACO0 violations
A
CLINTON16 violations
F
Goldbar0 violations
A
Waverly0 violations
A
Kettle Falls0 violations
A
Republic32 violations
F
Bridgeport0 violations
A
Asotin0 violations
A
Bow0 violations
A
Tekoa0 violations
A
Nooksack0 violations
A
Ion0 violations
A
Adna0 violations
A
Mossyrock1 violation
B
Glacier0 violations
A
Allyn0 violations
A
JOYCE0 violations
A
Sumas0 violations
A
Darrington0 violations
A
Kittitas0 violations
A
Mesa2 violations
B
La Conner0 violations
A
MORTON0 violations
A
Snoqualmie0 violations
A
Mabton0 violations
A
Roslyn1 violation
B
Falls City0 violations
A
Davenport0 violations
A
Rochester0 violations
A
Onalaska0 violations
A
TOLEDO0 violations
A
RITZVILLE0 violations
A
Electric City0 violations
A
Waitsburg0 violations
A
Newman Lake0 violations
A
Sedro Woolley0 violations
A
Graham0 violations
A
Lopez Island0 violations
A
Bingen0 violations
A
Entiat0 violations
A
Lake Tapps0 violations
A
Laconner0 violations
A
GRAND COULEE0 violations
A
Waterville0 violations
A
Langley0 violations
A
Coulee Dam0 violations
A
Ashford0 violations
A
Winthrop0 violations
A
POMEROY0 violations
A
Point Roberts0 violations
A
PACKWOOD0 violations
A
Anderson Island0 violations
A
OAKVILLE0 violations
A
Harrah0 violations
A
Palouse0 violations
A
POUSLBO0 violations
A
ROY0 violations
A
Washtucna0 violations
A
Pateros0 violations
A
Wilkeson0 violations
A
Twisp0 violations
A
North Bonneville0 violations
A
Rosalia0 violations
A
George0 violations
A
Custer0 violations
A
QUINAULT0 violations
A
Trout Lake0 violations
A
Coulee City0 violations
A
Dallesport0 violations
A
Lind0 violations
A
Carbonado0 violations
A
Burbank0 violations
A
PE ELL3 violations
C
Anacortes0 violations
A
CAMANO ISLAND0 violations
A
YACOLT0 violations
A
Vashion Island0 violations
A
Cusick0 violations
A
Acme0 violations
A
Chinook0 violations
A
Albion0 violations
A
Spangle0 violations
A
Startup0 violations
A
Littlerock0 violations
A
Malott0 violations
A
Colton0 violations
A
Randle0 violations
A
Greenbank0 violations
A
MCKENNA0 violations
A
BUCODA0 violations
A
Rockford0 violations
A
Sprague0 violations
A
Lummi Island14 violations
F
Lake Stevens0 violations
A
RAVENSDALE0 violations
A
South Cle Elum0 violations
A
Deming0 violations
A
Ronald0 violations
A
Thorp0 violations
A
Nespelem0 violations
A
Oaksdale0 violations
A
South Prairie0 violations
A
Endicott0 violations
A
Wilbur0 violations
A
Sun Valley5 violations
C
Four Lakes0 violations
A
Riverside0 violations
A
INDEX0 violations
A
Chimacum0 violations
A
Carnation0 violations
A
Vantage0 violations
A
Northport1 violation
B
Almira0 violations
A
Elmer City0 violations
A
Uniontown0 violations
A
SKYKOMISH0 violations
A
BEAUX ARTS0 violations
A
Elk0 violations
A
Reardan0 violations
A
WILLARD0 violations
A
Springdale0 violations
A
Greenwater0 violations
A
HUSUM0 violations
A
Lilliwaup0 violations
A
LACROSSE0 violations
A
Orondo0 violations
A
Tahuya0 violations
A
Kahlotus0 violations
A
Colbert0 violations
A
BURLINGTON0 violations
A
Neilton0 violations
A
Soap Lake0 violations
A
Metaline0 violations
A
Ione0 violations
A
Edwall0 violations
A
Farmington0 violations
A
East Wentachee0 violations
A
Starbuck0 violations
A
Lamont0 violations
A
Marlin0 violations
A
Concrete0 violations
A
Eltopia0 violations
A
Portland0 violations
A
Satsop0 violations
A
GRAPEVIEW0 violations
A
Marblemount0 violations
A
Baring0 violations
A
Salkum1 violation
B
Chattaroy1 violation
B
Sekiu0 violations
A
Deer Harbor17 violations
F
Wentachee0 violations
A
USK0 violations
A
University Place0 violations
A
COPALIS BEACH0 violations
A
Odessa0 violations
A
OYSTERVILLE0 violations
A
Beaver0 violations
A
Beverly0 violations
A
Elbe0 violations
A
EAST OLYMPIA0 violations
A
Rockport0 violations
A
METHOW0 violations
A
Hamilton0 violations
A
Santa Rosa0 violations
A
Wauna0 violations
A
SEABECK0 violations
A
Prescott0 violations
A
Curlew0 violations
A
Blain0 violations
A
Dryden0 violations
A
QUILCENE0 violations
A
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