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

You can also view GRPs in an interactive map. Click here.

Open for Update: These are plans that are currently open for a full review. This occurs every 5 years. We will have a link to make comments when the public comment period opens up.

Interim Update: When there are changes that occur either through lessons learned from spills and drills or other types of changes, we update only sections of the plans that have changed.

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 Updated
Admiralty Inlet 2017
Hood Canal 2017
Central Puget Sound – New Format! NFO Update 2021
Chehalis River 2015
Clark, Cowlitz, SW Lewis – New Format! NFO Update 2003
Grays Harbor – New Format! NFO Update 2013
Green River Duwamish New Format! NFO Update 2015
Lake Chelan 2015
Lake Washington 2014
Lower Columbia River 2015
Lower Skagit  2017
Lower Yakima 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 2017
Middle Columbia River – Dalles Pool 2017
Moses Lake/Crab Creek 2015
Nisqually – New Format! NFO Update 2015
Nooksack River New Format! NFO Update 2017
North Central Puget SoundNew Format! NFO Update 2020
Outer Coast New Format! NFO Update 1996
Palouse 2017
Puyallup-White – New Format! NFO Update 2017
Samish River 2017
San Juan Islands/North Puget Sound Yes 2011
Snake River – Ice Harbor Pool Area 2017
Snake River – Little Goose Pool Area  Yes 1997
Snake River – Lower Granite Pool Area  Yes 1997
Snake River – Lower Monumental Pool Area  Yes NFO Update 1997
South Puget Sound – New Format!  Yes NFO Update 1994
Spokane River New Format! NFO Update 2020
Stillaguamish 2017
Strait of Juan de Fuca  Yes NFO Update 2011
Sumas River 2017
Upper Columbia River 2017
Upper Green River 2017
Upper Yakima 2017
Warden Washington – New Format! NFO Update 2017
Washington Deschutes 2017
Wenatchee 2017
Willapa Bay – New Format! 2020
WRIA 7 Snohomish/Skykomish Rivers – New Format! NFO Update 2013