Watershed Assessment of Manzanita

Manzanita Pic


Manzanita watershed on Bainbridge Island presents an opportunity to design and implement stormwater improvements in accordance with landowner willingness, cost effectiveness, and greatest ecological lift.  

Other studies have recognized that this watershed has great potential to regain hydrologic balance and provide intact riparian habitat to support Puget Sound recovery.  

Contact Us

  1. Christian Berg

    Water Resources Technician
    Staff Directory


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This project will assess how an ‘out of basin mitigation’ program could fund retrofit projects in the Manzanita watershed. 

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  • 5/26/21 Steering Committee
    Discussed the geology of the watershed, outreach material and approaches to selecting areas for to focus the outreach based on GIS analysis. Geology for infiltration Link

  • 3/25/21 Steering committee 
    Discussed the use of the Puget Sound Watershed Characterization tool and delineated project assessment units for the model.
  • 02/25/21 Kick-off Meeting
     A project kick-off meeting was held virtually on February 25 with City Staff and the Natural Resource Management Team. see video link here.


  • National Estuary Program, EPA
  • Administered by the Stormwater Initiative, WA DOE

This project has been funded wholly or in part by the United States Environmental Protection Agency under assistance agreement PC-01J18101 to the Washington State Department of Ecology. The contents of this document do not necessarily reflect the views and policies of the Environmental Protection Agency, nor does mention of trade names or commercial products constitute endorsement or recommendation for use.


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Title VI Notice:

The City of Bainbridge Island fully complies with Title VI of the Civil Rights Act of 1964 and related statues in all programs and activities.  Language services are available upon request. Those requiring disability accommodations and/or materials made available in alternate formats, please contact the City Clerk at 206.842.2545 or cityclerk@bainbridgewa.gov