Regulations & Permits
Use this portal to filter and search for all of our regulatory information.
We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.
Establishing Benthic Index of Biotic Integrity (B-IBI) Thresholds for Use in the Water Quality Assessment
This information is intended to provide rationale for the 2014 Water Quality Assessment submittal to the Environmental Protection Agency (EPA) regarding B-IBI thresholds used for assessment of B-IBI data.
https://ecology.wa.gov/wqab-ibirationale
Whatcom County Response to Comments
Whatcom County's response to public comment
https://ecology.wa.gov/whacorespubcom
Whatcom County SMP Checklist
This is a checklist that Whatcom County used for the limited amendment submittal
https://ecology.wa.gov/whacosmpchklst
Whatcom County Staff Report
Whatcom County Staff Report to Board of Commissioners explaining changes proposed
https://ecology.wa.gov/whacostfrep
Whatcom County SMP Limited Amendment Submittal Checklist
Checklist used by local governments to ensure complete submittal
https://ecology.wa.gov/whacosmplimamdsubchklst
Whatcom County SMP Limited Amendment Cover Letter
Letter from Whatcom County to Ecology regarding the amendment submittal
https://ecology.wa.gov/whacosmplimamendcvrltr
Whatcom County Summary of Public Comment
Table of all public comments received by Ecology
https://ecology.wa.gov/whacosumpubcomm
Whitman County Approved SMP November 2016
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/whitman-county-approved-smp-november-2016
Wilkeson Approved SMP June 2013
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/wilkeson-approved-smp-june-2013
Wilson Creek Approved SMP March 2015
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/wilson-creek-approved-smp-march-2015
Winlock Approved SMP May 2017
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/winlock-approved-smp-may-2017
Woodland Approved SMP August 2016
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/woodland-approved-smp-august-2016
Woodinville Approved SMP December 2009
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/woodinville-approved-smp-december-2009
Woodway Approved SMP May 2013
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/woodway-approved-smp-may-2013
Yakima Approved SMP October 2014
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/yakima-approved-smp-october-2014
Yakima County Approved Regional SMP February 2010
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/yakima-county-approved-regional-smp-february-2010
Yarrow Point Approved SMP April 2017
Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology
https://ecology.wa.gov/yarrow-point-approved-smp-april-2017
Sulfur dioxide air quality designations
We’re deciding if parts of Washington don't meet national air quality standards for sulfur dioxide.
https://ecology.wa.gov/regulations-permits/plans-policies/areas-meeting-and-not-meeting-air-standards/sulfur-dioxide-designations
About the state waste plan
Learn what went into updating the State Solid and Hazardous Waste Plan.
https://ecology.wa.gov/regulations-permits/plans-policies/washington-state-waste-plan/about-the-plan
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