• Kelsey Creek Basin Drainage Details

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    Lake Washington Watershed (WRIA 8) / State Stream #08-0259

    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.

    BasinFactSheet_Kelsey Creek.jpg

    Please check out the PDF fact sheet version

    Land Characteristics

    Basin Area
    2,891 Total Acres
    City Area
    13.5%
    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
    20 Ft
    Highest Elevation
    449 Ft
    Total Length of Open Channel
    10.7 Miles
    Total Length of Storm Drainage Pipes:
    57.7 Miles

    Salmon Present in the Basin

    • Chinook*+
    • Coho+
    • Sockeye
    • Cutthroat Trout

    * 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)
    25,700
    % of all Basins
    17.0%
    Basin Population Density
    5,689 People per Square Mile

    Land Use

    Entire Basin Within Bellevue
    Public Right of Way 14.5% 14.5%
    Commercial/Office 11.0% 11.0%
    Industrial 0.4% 0.4%
    Institutional/Government 7.7% 7.7%
    Mixed Use/Misc 3.7% 3.7%
    Multi-Family 7.9% 7.9%
    Open Space/Park 15.5% 15.5%
    Single Family Residential 33.0% 33.0%
    Unknown 6.5% 6.5%

    Land Cover

    Entire Basin Within Bellevue
    Impervious 41.7% 41.7%
    Tree Canopy 34.5% 34.5%
    Impervious in 100 Ft Stream Buffer 17.7% 17.7%
    Tree Canopy in 100 Ft Stream Buffer 53.9% 53.9%