Water Providers in Washington
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- Alderwood Water
- Auburn Water
- Bellevue Water
- Bonney Lake Utilities
- Cedar River Water
- Centralia Water Department
- City Of Anacortes Water
- City of Battle Ground Water
- City Of Bellingham Water
- City Of Bothell Water
- City Of Camas Water
- City Of Edmonds Water
- City Of Ellensburg Water
- City of Everett Water
- City of Fife Water
- City of Issaquah Water
- City Of Kennewick Water
- City Of Kent Water
- City Of Kirkland Water
- City Of Lacey Water
- City Of Longview Water
- City Of Marysville Water
- City Of Mercer Island Water
- City Of Monroe Water
- City Of Oak Harbor Water
- City Of Olympia Water
- City Of Puyallup Water
- City of Renton Water
- City Of Richland Water
- City Of Shelton Water
- City Of Tumwater Water
- City of Vancouver Water
- City of Walla Walla Utilities
- City Of Wenatchee Water
- City Of Yakima Water
- Covington Water District
- East Wenatchee Water District
- Firgrove Mutual Water
- Highline Water District
- King County Water District
- King County Water District 90
- Lakehaven Water And Sewer
- Lakewood Water District
- Lynnwood Utilities
- Moses Lake Water
- Mountlake Terrace Utilities
- Mukilteo Water
- Nob Hill Water
- North City Water District
- North Perry Avenue Water District
- Northshore Utility District
- Parkland Water
- Port Angeles Utility
- Pullman Water
- Rainier View Water - Southwood Water System
- Redmond Water System City Water
- Sammamish Plateau Water
- Seattle Water
- Silverdale Water
- Silver Lake Water and Sewer
- Skagit County PUD
- Snohomish County Public Works - Lake Stevens
- Soos Creek Water
- Spanaway Water
Water Providers by City
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- Auburn
- Battle Ground
- Bellevue City
- Bellingham City
- Bonney Lake City
- Bothell
- Bothell City
- Bremerton City
- Burlington
- Camas City
- Centralia City
- East Wenatchee City
- Edmonds City
- Ellensburg City
- Everett City
- Federal Way City
- Fife
- Issaquah City
- Kenmore
- Kennewick City
- Kent
- Kent City
- Kirkland City
- Lacey
- Lake Forest Park and Kirkland
- Lake Stevens
- Lakewood City
- Longview City
- Lynnwood
- Lynnwood City
- Marysville City
- Mercer Island City
- Monroe City
- Moses Lake City
- Mount Vernon
- Mukilteo City
- Oak Harbor City
- Olympia City
- Port Angeles City
- Port Orchard City
- Pullman City
- Puyallup
- Puyallup City
- Redmond City
- Renton
- Renton City
- Richland City
- Sammamish City
- Seattle
- Seattle City
- Sedro-Woolley
- Shelton City
- Shoreline City
- Silverdale City
- Spanaway City
- Spokane City
- Spokane Valley
- Tacoma
- Tacoma City
- Terrace City
- Tumwater City
- Vancouver City
- Vernon City
- Walla Walla City
Water Providers by County
- Benton County
- Chelan County
- Clallam County
- Clark County
- Cowlitz County
- Douglas County
- Grant County
- Island County
- KING
- King County
- Kitsap County
- Kittitas County
- Lewis County
- Mason County
- Pierce
- Pierce County
- Skagit County
- Snohomish County
- Spokane County
- Thurston County
- Walla Walla County
- Whatcom County
- Whitman County
- Yakima County
- Yakima Couty
Resources
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Utah's Water Quality Scores a B+
Read moreUtah earned a B+ in water quality from WaterZen. How does Utah's grade compare to neighboring states?
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WaterZen Grading Methodology
Read moreWaterZen.com has assigned a letter grade for the water quality of nearly 1,500 water providers across the US. Here's our methodology.
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The Safe Water Drinking Act of 1974 and Water Safety Standards in the United States
Read moreLearn all about the water regulations and reasons behind the Safe Drinking Water Act of 1974 passed by Congress to ensure that Americans have clean drinking water.