Study Details

Study ID:  WHM_EFF5

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Study Basics

Study IDWHM_EFF5
Study NameChehalis Early Action Reach Temperature and Watershed Health Monitoring
EIM Data Entry Review StatusReviewed
Study TypeBest Management Practices (BMP) effectiveness monitoring
Study PurposeThe Department of Ecology is a part of the “Chehalis Basin Strategy,” a flood hazard reduction and aquatic species restoration and enhancement program in the Chehalis River basin in Washington State. As part of that program, Ecology is working with Washington Department of Fish and Wildlife (WDFW) to implement five “Early Action Reach” or EAR pilot restoration projects. The purpose of these projects is to demonstrate the benefits of stream restoration and use their success to engage landowners in future projects. Planned restoration actions include native plantings, floodplain connectivity and instream habitat enhancements.
Field Collection Date Range9/23/2019 - 7/26/2022
Data First/Last Loaded Date
Data Last Updated Date
Ecology Program or Other Responsible EntityEcy Environmental Assessment Program
Ecology ContactScott Collyard
Ecology Monitoring Program
Submitting OrganizationWA Department of Ecology (internal)
Study QA Planning LevelLEVEL 2: Basic/boiler-plate or generic QA planning document.
Study QA Project Plan DescriptionThe locations of the EAR projects include the EF Satsop River, Skookumchuck River, SF Newaukum River, Wynoochee River and Stillman Creek (Figure 1). The five EAR projects are currently being designed with project construction targeted for summer of 2020. The design teams have used the following data collected by the following monitoring and assessment efforts: • Ecology Freshwater Monitoring’s flow and water quality stream gage network. • A 2017 effectiveness monitoring project on the Newaukum River. • USGS streamflow gage network. • WDFW spawning surveys, fish population monitoring and amphibian inventories. Additional pre-project implementation data needs to be collected including continuous temperature and watershed health monitoring for each EAR to capture pre-project conditions. The proposed work will be completed by EAP’s Watershed Health and Effectiveness Monitoring Unit (WHEMU) and WDFW staff under the methods and quality assurance guidelines in the Programmatic QAPP for Water Quality Impairment Studies (McCarthy and Mathieu, 2017) and Status and Trends Monitoring for Watershed Health and Salmon Recovery: Quality Assurance Monitoring Plan (Cusimano et. al, 2006). Study Objectives • Collect high quality continuous temperature and watershed health data to supplement pre-project condition information for the five Early Action Reach pilot restoration projects. Scope-of-Work The scope of work includes: • Deploy 6-12 temperature loggers for continuous measurement throughout each of the EAR projects. o Perform pre- and post-deployment NIST bath checks. o Perform quarterly instrument downloads or as needed. • Collect watershed health data including stream habitat, macroinvertebrates and periphyton samples for each of the EAR projects. • Perform data quality assessment by following the Programmatic QAPP and QAMP, enter data into EIM and the Watershed Health Monitoring (WHM) database.
Study QA Assessment LevelLevel 1: Data neither Verified nor Assessed for Usability
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