Yakima Basin Assessments

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In some cases, it’s easy to know what project to do next. In others, it may require detailed analysis to identify and prioritize options that best meet restoration goals. This type of analysis is typical completed in assessments and reach/watershed restoration plans. These documents typically include detailed assessments of current habitat conditions and key limiting factors for target species and identify and prioritize potential projects to address those limiting factors. This page describes assessments and watershed/reach plans that have been completed to guide fisheries restoration work in the Yakima Basin.

Basinwide Assessments

The Salmon Recovery Act of 1998 directed the Washington State Conservation Commission to complete Limiting Factors Assessments to guide salmon recovery investments. The Limiting Factors Analysis for the Yakima Basin[1] was completed by Don Haring in 2001 and remains one of the best resources for information on the Yakima River and its tributaries. While some of its recommendations may be out of date, it remains an essential reference for project sponsors. An archived copy can be viewed at: https://archives.yvl.org/server/api/core/bitstreams/a6c66415-7e67-44ad-8951-fbc0f0a004d6/content

Lower Yakima (WRIA 37) Assessments

Year Title Lead Notes
2011 Lower Yakima Assessment Benton Conservation District General assessment of conditions and potential projects in the Yakima River and tribs in Benton County
2012 Wapato Reach Assessment WDFW/Yakama NAtion
2014 Yakima River Delta Habitat Asessment Mid-Columbia Fisheries Focused on Delta and potential benefits of Bateman Island Causeway removal
2017 Lower Yakima Predation Assessment Yakima Basin Fish & Wildlife Recovery Board Prepared by Geoff McMichaels
2021 Water Stargrass Management Techniques Benton Conservation District Review of potential ways to manage water stargrass including mechanical, chemical and environmental control
Proposed Ahtanum Watershed Assessment Yakama Nation Identified as a need to help prioritize restoration actions

Naches (WRIA 38) Assessments

Year Title Lead Notes
2017 Little Naches Geomorphic Assessment Yakima Basin Fish & Wildlife Recovery Board Prepared by Hoda Sondossi; focus on flooplain restoration opportunities in the Little Naches River.
2016 Lower Tieton River Assessment Yakama Nation YKFP Program Focus on identifying floodplain restoration opportunities.
Proposed Upper Naches Assessment Yakima Basin Fish & Wildlife Recovery Board/Yakama Nation YKFP Program Identified as a need to identify critical limiting factors for chinook and steelhead and prioritize restoration actions

Upper Yakima (WRIA 39) Assessments

Year Title Lead Notes
2013 Manastash Reach Assessment
2015 Kittitas Reach of the Yakima River Kittitas County Assessment of habitat conditions and needs from ??? to the upper end of the Yakima Canyon; led to significant land acquisitions by county with associated restoration in progress.
2015 Gold Creek Assessment and Conceptual Design Kittitas Conservation Trust Focused on habitat needs in Gold Creek and the impact of Gold Creek Pond on instream flows.
2017 Wilson, Naneum and Cherry Creek Watershed Kittitas County
Kachess Assessment
Teanaway Assessments

Timber Company Watershed Assessments

GATHER AND ADD TO TABLE

References

  1. Haring, Don (2001). Habitat Limiting Factors Yakima River Watershed Water Resource Inventory Areas 37-39 Final Report (Report). Washington State Conservation Commission.