Washington Water Quality Reports

Comprehensive water quality data for 443 cities across Washington. View EPA-verified contaminant levels and get filter recommendations.

443

Cities

8

Safe

346

Monitor

13

At Risk

20

Limited testing

56

No Test Data

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Washington water quality ranking EPA-certified testing labs Water utilities in Washington

Water Quality by County

Explore aggregated water quality scores across Washington counties. Scores are calculated based on EPA data and weighted by population.

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Data from 367 cities serving 6,510,168 people across 39 counties.

Common Contaminants in Washington

336 cities in Washington have at least one contaminant above EPA health guidelines.

Bromodichloromethane(273 cities)Arsenic(115 cities)Bromoform(56 cities)Perfluorooctanesulfonic acid(54 cities)Perfluorooctanoic acid(36 cities)Perfluorohexanesulfonic acid(6 cities)

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Cities in Washington

Boulevard Park

People Served956K

142 results on file

Above Guidelines2

View Report →

Bryn Mawr-Skyway

People Served956K

142 results on file

Above Guidelines2

View Report →

Burien

People Served956K

142 results on file

Above Guidelines2

View Report →

Seattle

People Served956K

142 results on file

Above Guidelines2

View Report →

Shoreline

People Served956K

142 results on file

Above Guidelines2

View Report →

White Center

People Served956K

142 results on file

Above Guidelines2

View Report →

Five Corners

People Served373K

185 results on file

Above Guidelines3

View Report →

Hazel Dell

People Served373K

185 results on file

Above Guidelines3

View Report →

Hockinson

People Served373K

185 results on file

Above Guidelines3

View Report →

Minnehaha

People Served373K

185 results on file

Above Guidelines3

View Report →

Orchards

People Served373K

185 results on file

Above Guidelines3

View Report →

Vancouver

People Served373K

185 results on file

Above Guidelines3

View Report →

Alderton

People Served319K

212 results on file

Above Guidelines1

View Report →

Browns Point

People Served319K

212 results on file

Above Guidelines1

View Report →

Clover Creek

People Served319K

212 results on file

Above Guidelines1

View Report →

Dash Point

People Served319K

212 results on file

Above Guidelines1

View Report →

Fife Heights

People Served319K

212 results on file

Above Guidelines1

View Report →

Frederickson

People Served319K

212 results on file

Above Guidelines1

View Report →

Graham

People Served319K

212 results on file

Above Guidelines1

View Report →

McMillin

People Served319K

212 results on file

Above Guidelines1

View Report →

Midland

People Served319K

212 results on file

Above Guidelines1

View Report →

Prairie Heights

People Served319K

212 results on file

Above Guidelines1

View Report →

Prairie Ridge

People Served319K

212 results on file

Above Guidelines1

View Report →

Ruston

People Served319K

212 results on file

Above Guidelines1

View Report →

South Hill

People Served319K

212 results on file

Above Guidelines1

View Report →

Summit View

People Served319K

212 results on file

Above Guidelines1

View Report →

Tacoma

People Served319K

212 results on file

Above Guidelines1

View Report →

Tehaleh

People Served319K

212 results on file

Above Guidelines1

View Report →

University Place

People Served319K

212 results on file

Above Guidelines1

View Report →

Waller

People Served319K

212 results on file

Above Guidelines1

View Report →

Beaux Arts Village

People Served262K

39 results on file

Above Guidelines1

View Report →

Bellevue

People Served262K

39 results on file

Above Guidelines1

View Report →

Clyde Hill

People Served262K

39 results on file

Above Guidelines1

View Report →

Hunts Point

People Served262K

39 results on file

Above Guidelines1

View Report →

Medina

People Served262K

39 results on file

Above Guidelines1

View Report →

Yarrow Point

People Served262K

39 results on file

Above Guidelines1

View Report →

Spokane Valley

People Served245K

216 results on file

Above Guidelines5

View Report →

Spokane

People Served245K

216 results on file

Above Guidelines5

View Report →

Town and Country

People Served245K

216 results on file

Above Guidelines5

View Report →

Alderwood Manor

People Served198K

38 results on file

Above Guidelines1

View Report →

Bothell East

People Served198K

38 results on file

Above Guidelines1

View Report →

Bothell West

People Served198K

38 results on file

Above Guidelines1

View Report →

Brier

People Served198K

38 results on file

Above Guidelines1

View Report →

Clearview

People Served198K

38 results on file

Above Guidelines1

View Report →

Lake Stickney

People Served198K

38 results on file

Above Guidelines1

View Report →

Larch Way

People Served198K

38 results on file

Above Guidelines1

View Report →

Maltby

People Served198K

38 results on file

Above Guidelines1

View Report →

Martha Lake

People Served198K

38 results on file

Above Guidelines1

View Report →

Meadowdale

People Served198K

38 results on file

Above Guidelines1

View Report →

Mill Creek East

People Served198K

38 results on file

Above Guidelines1

View Report →

Mill Creek

People Served198K

38 results on file

Above Guidelines1

View Report →

North Lynnwood

People Served198K

38 results on file

Above Guidelines1

View Report →

Picnic Point

People Served198K

38 results on file

Above Guidelines1

View Report →

Eastmont

People Served145K

196 results on file

Above Guidelines1

View Report →

Everett

People Served145K

196 results on file

Above Guidelines1

View Report →

Redmond

People Served124K

138 results on file

Above Guidelines2

View Report →

Union Hill-Novelty Hill

People Served124K

138 results on file

Above Guidelines2

View Report →

Des Moines

People Served117K

143 results on file

Above Guidelines3

View Report →

Federal Way

People Served117K

143 results on file

Above Guidelines3

View Report →

Lakeland North

People Served117K

143 results on file

Above Guidelines3

View Report →

Lakeland South

People Served117K

143 results on file

Above Guidelines3

View Report →

Amboy

People Served111K

172 results on file

Above Guidelines2

View Report →

Barberton

People Served111K

172 results on file

Above Guidelines2

View Report →

Brush Prairie

People Served111K

172 results on file

Above Guidelines2

View Report →

Cherry Grove

People Served111K

172 results on file

Above Guidelines2

View Report →

Dollars Corner

People Served111K

172 results on file

Above Guidelines2

View Report →

Duluth

People Served111K

172 results on file

Above Guidelines2

View Report →

Felida

People Served111K

172 results on file

Above Guidelines2

View Report →

Fern Prairie

People Served111K

172 results on file

Above Guidelines2

View Report →

La Center

People Served111K

172 results on file

Above Guidelines2

View Report →

Lake Shore

People Served111K

172 results on file

Above Guidelines2

View Report →

Lewisville

People Served111K

172 results on file

Above Guidelines2

View Report →

Meadow Glade

People Served111K

172 results on file

Above Guidelines2

View Report →

Mount Vista

People Served111K

172 results on file

Above Guidelines2

View Report →

Salmon Creek

People Served111K

172 results on file

Above Guidelines2

View Report →

Venersborg

People Served111K

172 results on file

Above Guidelines2

View Report →

Kenmore

People Served103K

37 results on file

Above Guidelines1

View Report →

Bellingham

People Served97K

194 results on file

Above Guidelines1

View Report →

Marietta-Alderwood

People Served97K

194 results on file

Above Guidelines1

View Report →

Renton

People Served97K

119 results on file

Above Guidelines1

View Report →

Finley

People Served86K

212 results on file

Above Guidelines6

View Report →

Kennewick

People Served86K

212 results on file

Above Guidelines6

View Report →

Lacey

People Served86K

164 results on file

Above Guidelines1

View Report →

Tanglewilde

People Served86K

164 results on file

Above Guidelines1

View Report →

Pasco

People Served80K

166 results on file

Above Guidelines1

View Report →

West Pasco

People Served80K

166 results on file

Above Guidelines1

View Report →

Alger

People Served80K

121 results on file

Above Guidelines1

View Report →

Bay View

People Served80K

121 results on file

Above Guidelines1

View Report →

Big Lake

People Served80K

121 results on file

Above Guidelines1

View Report →

Burlington

People Served80K

121 results on file

Above Guidelines1

View Report →

Mount Vernon

People Served80K

121 results on file

Above Guidelines1

View Report →

Sedro-Woolley

People Served80K

121 results on file

Above Guidelines1

View Report →

Kent

People Served79K

137 results on file

Above Guidelines1

View Report →

Olympia

People Served75K

169 results on file

Above Guidelines4

View Report →

Gleed

People Served73K

182 results on file

Above Guidelines1

View Report →

Yakima

People Served73K

182 results on file

Above Guidelines1

View Report →

Bremerton

People Served73K

185 results on file

Above Guidelines1

View Report →

Enetai

People Served73K

185 results on file

Above Guidelines1

View Report →

Gorst

People Served73K

185 results on file

Above Guidelines1

View Report →

Kitsap Lake

People Served73K

185 results on file

Above Guidelines1

View Report →

Showing top 100 of 443 cities by population.

Use the search box above to find any city in Washington.

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