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City of Bellevue, WA Utilities
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  5. Conservation and the Environment
  6. Drainage Basins
  7. Vasa Creek Basin Drainage Details

    Drainage Basins

    • Ardmore Area Drainage Details
    • Beaux Arts Area Drainage Details
    • Clyde Beach Area Drainage Details
    • Coal Creek Basin Details
    • Goff Creek Basin Drainage Details
    • Kelsey Creek Basin Drainage Details
    • Lakehurst Area Drainage Details
    • Lewis Creek Basin Drainage Details
    • Mercer Slough Basin Drainage Details
    • Meydenbauer Creek Basin Drainage Details
    • Newport Area Drainage Details
    • North Sammamish Area Drainage Details
    • Phantom Creek Basin Drainage Details
    • Richards Creek Basin Drainage Details
    • Rosemont Area Drainage Details
    • Sears Creek Basin Drainage Details
    • South Sammamish Area Drainage Details
    • Spirit Ridge Area Drainage Details
    • Sturtevant Creek Basin Drainage Details
    • Sunset Creek Basin Drainage Details
    • Valley Creek Basin Drainage Details
    • Vasa Creek Basin Drainage Details
      • Technical Memos
    • West Tributary Basin Drainage Details
    • Wilkins Creek Basin Drainage Details
    • Yarrow Creek Basin Details
    • Combined Drainage Basins
      • City of Bellevue
      • Greater Coal Creek Basin
      • Greater Kelsey Basin
      • North Sammamish Basins
      • Small Lake Washington Basins

    Vasa Creek Basin Drainage Details

    Header Image
    Conservation Banner 6-14-17.jpg

    Lake Washington Watershed (WRIA 8) / State Stream #08-0156

    Updated: July 2017

    The City of Bellevue does not guarantee that the information on this map is accurate or complete. This data is provided on an "as is" basis and disclaims all warranties.

    image of vasa creek basin map

    Please check out the PDF fact sheet version

    Land Characteristics

    Basin Area
    1,268 Total Acres
    City Area
    5.9%
    Drainage Jurisdiction(s)
    Bellevue: 100.0%
    Beaux Arts: 0.0%
    Clyde Hill: 0.0%
    Issaquah: 0.0%
    King County: 0.0%
    Kirkland: 0.0%
    Medina: 0.0%
    Newcastle: 0.0%
    Redmond: 0.0%
    Renton: 0.0%
    Lowest Elevation
    31 Ft
    Highest Elevation
    1,196 Ft
    Total Length of Open Channel
    4.7 Miles
    Total Length of Storm Drainage Pipes:
    30.1 Miles

    Salmon Present in the Basin

    • Chinook*+ (Lake only)
    • Kokanee+
    • Sockeye (Lake only)
    • Rainbow & Cutthroat Trout
    • Coho+
    • Steelhead (Lake only)

    * Listed Federal Endangered Species
    + City Species of Local Importance (Bellevue Land Use Code 20.25H.150A)

    Population

    The population density in Bellevue ranges from 1,344 to 9,851 people per square mile.

    Basin Population (2016)
    7,498
    % of all Basins
    5.0%
    Basin Population Density
    3,785 People per Square Mile

    Land Use

      Entire Basin Within Bellevue
    Public Right of Way 21.4% 21.4%
    Commercial/Office 5.2% 5.2%
    Industrial 0.1% 0.1%
    Institutional/Government 4.3% 4.3%
    Mixed Use/Misc 4.7% 4.7%
    Multi-Family 0.3% 0.3%
    Open Space/Park 2.8% 2.8%
    Single Family Residential 53.8% 53.8%
    Unknown 7.3% 7.3%

    Land Cover

      Entire Basin Within Bellevue
    Impervious 39.3% 39.3%
    Tree Canopy 45.0% 45.0%
    Impervious in 100 Ft Stream Buffer 17.9% 17.9%
    Tree Canopy in 100 Ft Stream Buffer 73.5% 73.5%

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    • 450 110th Avenue NE
    • Bellevue, WA 98004
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