Environmental (SEPA) Documents

SEPA environmental documents for non-project actions in 2015, 2016, 2017 and 2018.

Addenda to the Final Environmental Impact Statement for the Critical Area Regulations

  • Addendum 1 (PDF) - Final Environmental Impact Statement of the Critical Area Regulations (Issue date:7/07)
  • Addendum 2 (PDF) - Final Environmental Impact Statement of the Critical Area Regulations (Issue date: 7/2/15)
  • Addendum 3 (PDF) - Final Environmental Impact Statement of the Critical Area Regulations (Issue date: 6/27/17)

Addenda to the Final Environmental Impact Statement  for the 2015 Comprehensive Plan

  • Addendum 1 (PDF) - Amendments to General Policy Plan Related to the Future Land Use Map (Issue date: 12/30/15)
  • Addendum 2 (PDF) - Amendments to General Policy Plan Related to Technical Corrections and Map 6 (Issue date: 4/22/16)
  • Addendum 3 (PDF) - Amendments to General Policy Plan Related to Maps 4 and 5 (Issue date: 4/22/16)
  • Addendum 4 (PDF) - Amendments to General Policy Plan Related to Housing Policies (Issue date: 5/20/16)
  • Addendum 5 (PDF) - Amendments to General Policy Plan Related to Innovative Water Supply (Issue date: 5/20/16)
  • Addendum 6 (PDF) - Amendments to General Policy Plan Related to Rural Urban Transition Area - Future Land Use Map and Policies (Issue date: 5/20/16)
  • Addendum 7 (PDF) - Amendments to Appendix D - Growth Targets, Map 3 - Municipal Urban Growth Area Boundaries, and UGA Land Capacity Analysis (Issue date: 6/24/16)
  • Addendum 8 (PDF) - Creation of a new General Policy Plan Chapter Providing for Tribal Coordination (Issue date: 6/24/16)
  • Addendum 9 (PDF) - 2017-2022 Capital Improvement Program (Issue date: 9/1/16)
  • Addendum 10 (PDF) - Amendments to the General Policy Plan Related to Transportation (Issue date: 5/10/17)
  • Addendum 11 (PDF) - Amendments to the General Policy Plan Related to Final Docket XVIII (Issue date: 5/10/17)
  • Addendum 12 (PDF) - 2018-2023 Capital Improvement Program (Issue date: 9/7/17)
  • Addendum 13 (PDF) - Amendments to the General Policy Plan Related to Final Docket XIX (Issue date: 7/13/18)
  • Addendum 14 (PDF) - Amendments to County Arterial Circulation and Countywide Bicycle Facility System maps (Issue date: 7/13/18)
  • Addendum 15 (PDF) - Amendments to the General Policy Plan Related to Final Docket XIX: Northshore School District (SW4) (Issue date: 7/13/18)
  • Addendum 16 (PDF) - 2019-2024 Capital Improvement Program (Issue Date: 9/7/18)

Determinations of Nonsignificance (DNS)

To access older environmental documents contact Planning and Development Services at 425-388-3311.