Research & Data

Use this portal to filter and search for all of our scientific information.

Ecology provides the high-quality science that is the foundation of Washington state environmental policy. Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water. We provide access to that data through reports, databases, maps and user-friendly online tools.

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SMP Amendments History 1971-2016

A list of changes to local shoreline master programs from 1971 through 2016

https://ecology.wa.gov/smp-amendments-history-december-2016

Policy 1-11 Public Dialogue Sediment Management Standards (SMS) Issues December 2016

This is a review of the sediment management standards issues for the Water Quality Assessment/Policy 1-11 Updates Human Health Criteria Alternatives Proposed by Ecology

https://ecology.wa.gov/smsissuepaperpolicy1-11

City of Snohomish Cumulative Impacts and Analysis

An analysis of the cumulative impacts that may be expected to occur over time as the comprehensively updated SMP is implemented.

https://ecology.wa.gov/snocia-pdf

Shoreline Master Program Submittal Checklist

A checklist for local governments to use when submitting their comprehensive updates

https://ecology.wa.gov/snocompupchklst

City of Snohomish Critical Areas & Floodplain Development Regulations

Critical Areas Ordinances adopted under the Growth Management Act

https://ecology.wa.gov/snocritarafldplndevreg

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Collection of Maps that Show the WRIA and Index Areas for Skamania County

https://ecology.wa.gov/skamania-county-inventory-and-characterization-rep

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 4: Land Cover

https://ecology.wa.gov/skamania-county-inventory-and-characterization-5

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 5: Landslides and Channel Migration Zones

https://ecology.wa.gov/skamania-county-inventory-and-characterization-6

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 6: Floodplains and Wetlands

https://ecology.wa.gov/skamania-county-inventory-and-characterization-7

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 7: Public Land

https://ecology.wa.gov/skamania-county-inventory-and-characterization-8

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 8: Current Land Use

https://ecology.wa.gov/skamania-county-inventory-and-characterization-9

Skamania County Inventory and Characterization Report Appendix A: Map Folio and Index Maps

Map 9: Zoning

https://ecology.wa.gov/skamania-county-inventory-and-characterizatio-10

Skamania County Inventory and Characterization Report Appendix: B-D

Juridiction, Channel Migration, and Use Conflict Maps

https://ecology.wa.gov/skamania-county-inventory-and-characterization-1

Skamania County Locally Adopted SMP With Appenices B-D

A Shoreline Master Program adopted by a city or county but not yet formally approved by Ecology with Appendices B-D

https://ecology.wa.gov/skamania-county-locally-adopted-smp-with-appenices

Skykomish Approved SMP July 2014

Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology

https://ecology.wa.gov/skykomish-approved-smp-july-2014

Skamania County Ordinance 2017-02

Official actions of elected officials to adopt or amend local policies

https://ecology.wa.gov/skamania-county-ordinance-2017-02

Skamania County Restoration Plan

This plan describes opportunities to restore ecological functions.

https://ecology.wa.gov/skamania-county-restoration-plan

Skamania County SMP Appendix A: Shoreline Designation Maps

Shoreline Environment Designation maps, which are overlays on local zoning

https://ecology.wa.gov/skamania-county-smp-appendix-a-shoreline-designat

Skamania County Submittal Letter

A letter from Skamania County regarding the Submittal of their locally adopted SMP for review by Ecology

https://ecology.wa.gov/skamania-county-submittal-letter

Skamania County Public Comment Summary

Summary of all comments Ecology received during the public comment period

https://ecology.wa.gov/skampubcomsum