The following are links to PDF files for GRPs. If you have any questions or comments, please email us at grps@ecy.wa.gov.

To see which GRPs are in your area, click here for the GRP Map.

To view GRP strategies in an interactive map, click here for the Spills Map.

Open for Update: These are plans that are currently open for a full review. Our goal is for every plan to undergo a full review every 5 years. We will post a link for public comments when a public comment period opens up.

Last Full Update: This date reflects the last time a plan was open for a full review.

GRP Open for Update Interim Update Last Full Update
Admiralty Inlet – New Format! NFO Update 2017
Hood Canal – New Format! 2017
Central Puget Sound – New Format! NFO Update, fall 2022 2021
Chehalis River – New Format! 2015
Clark, Cowlitz, SW Lewis – New Format! NFO Update 2022
Grays Harbor – New Format! Yes NFO Update, fall 2022 2013
Green River Duwamish – New Format! NFO Update 2015
Lake Chelan – New Format! Yes 2015
Lake Washington –New Format! Yes 2014
Lower Columbia River – New Format! Yes NFO Update 2015
Lower Skagit – New Format! NFO Update 2017
Lower Yakima – New Format! 2017
Middle Columbia River – Bonneville Pool Area – New Format! NFO Update 2017
Middle Columbia River – John Day Pool – New Format! NFO Update 2017
Middle Columbia River – McNary Pool – New Format! NFO Update, fall 2022 2017
Middle Columbia River – Dalles Pool – New Format! NFO Update 2017
Moses Lake/Crab Creek – New Format! 2015
Nisqually – New Format! NFO Update 2015
Nooksack River – New Format! NFO Update 2017
North Central Puget Sound – New Format! NFO Update 2020
North Puget Sound – New Format! NFO Update 2021
Outer Coast – New Format! Yes NFO Update 1996
Palouse – New Format! 2017
Puyallup-White – New Format! NFO Update 2017
Samish River – New Format! NFO Update 2017
San Juan Islands – New Format! NFO Update 2022
Snake River – Ice Harbor Pool Area – New Format NFO Update 2017
Snake River – Little Goose Pool Area – New Format  Yes 1997
Snake River – Lower Granite Pool Area- New Format  Yes 1997
Snake River – Lower Monumental Pool Area- New Format  Yes NFO Update 1997
Snohomish Basin (Formerly WRIA 7 ) – New Format! NFO Update 2022
South Puget Sound – New Format! Yes NFO Update 1994
Spokane River – New Format! NFO Update 2020
Stillaguamish –New Format! NFO Update 2017
Strait of Juan de Fuca – New Format!  Yes NFO Update 1996
Sumas River – New Format! NFO Update 2017
Upper Columbia River – New Format! 2017
Upper Green River – New Format! 2017
Upper Yakima – New Format! 2017
Warden Washington – New Format! NFO Update 2017
Washington Deschutes – New Format! 2017
Wenatchee – New Format! 2017
Willapa Bay – New Format! 2020