Header Image
Conservation Banner 6-14-17.jpg

Lake Washington Watershed (WRIA 8) / State Stream #08-0260

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.

Please check out the PDF fact sheet version

Land Characteristics

Basin Area

772 Total Acres

City Area

3.6%

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

19 Ft

Highest Elevation

246 Ft

Total Length of Open Channel

0.8 Miles

Total Length of Storm Drainage Pipes:

22.6 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)

6,167

% of all Basins

4.1%

Basin Population Density

5,111 People per Square Mile

Land Use

 Entire BasinWithin Bellevue
Public Right of Way23.6%23.6%
Commercial/Office32.5%32.5%
Industrial3.5%3.5%
Institutional/Government5.7%5.7%
Mixed Use/Misc11.0%11.0%
Multi-Family3.0%3.0%
Open Space/Park3.0%3.0%
Single Family Residential8.4%8.4%
Unknown9.3%9.3%

Land Cover

 Entire BasinWithin Bellevue
Impervious72.3%72.3%
Tree Canopy18.9%18.9%
Impervious in 100 Ft Stream Buffer58.5%58.5%
Tree Canopy in 100 Ft Stream Buffer25.2%25.2%