2015 Update: Environmental Analysis

On June 10, 2015, the Snohomish County Council adopted Amended Ordinance No. 14-137 for the major update to the County's Comprehensive Plan. The update became effective on July 2, 2015. The following is the Final Environmental Impact Statement (FEIS) and Draft Environmental Impact Statement (DEIS) that the County conducted to support the Comprehensive Plan update.

Final Environmental Impact Statement for 2015 Update 


The FEIS for the 2015 GMA Update was issued June 3, 2015 by Snohomish County Planning and Development Services (PDS).

This Final Environmental Impact Statement (FEIS) is a non-project programmatic document authorized under the State Environmental Policy Act (SEPA), WAC 197-11-442. The purpose of the document is to respond to public comments on the Draft Environmental Impact Statement (DEIS). The DEIS was issued on September 8, 2014, and public comments were accepted until October 8, 2014.

The FEIS contains two volumes:

  • Volume 1 covers the Natural and Built Environments and Response to Comments
  • Volume 2 covers Transportation
Printed copies of the FEIS are available for review at the offices of the Department of Planning and Development Services, 2nd floor of the Robert Drewel Building, 3000 Rockefeller Avenue, Everett, Washington.

Copies of the FEIS are also available on CD-ROM from Snohomish County at no charge. To obtain a copy of the DEIS on CD-ROM, please contact Lori Lollis at Snohomish County: 425.388.3311, ext. 2206 or lori.lollis@snoco.org.

Please note that some links contain maps and graphics that may take longer to load.



Volume I - Natural and Built Environment 

(148 KB)

Volume II - Transportation


Full version of FEIS Volumes I and II with Appendices (355 KB)

Draft Environmental Impact Statement for 2015 Update 


Volume I - Natural and Built Environment


This DEIS volume examines the environmental impacts associated with the three land use alternatives for accommodating population and employment between 2015 and 2035 in unincorporated Snohomish County. The DEIS also describes the impacts associated with the docket requests from the cities of Arlington, Stanwood, and Sultan. Note: This is a large document and may take a minute or two to load.

Volume II - Transportation


This DEIS volume examines the transportation impacts associated with the three land use alternatives for accommodating population and employment between 2015 and 2035 in unincorporated Snohomish County. The DEIS also describes the impacts associated with the docket requests from the cities of Arlington, Stanwood, and Sultan. Note: This is a large document and may take a minute or two to load.

​Appendices and Maps


Volume One Appendices


Volume Two Appendices


Chapter Two


Chapter Three: Maps