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Title

Lake Washington Area Regional Background: Data Evaluation and Summary Report

 
Publication number Date Published
16-09-064February 2017
VIEW NOW Lake Washington Area Regional Background: Data Evaluation and Summary Report (Number of pages: 79) (Publication Size: 2430KB)
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Note: Appendix A tables

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Author(s) Chance Asher; Laura Inouye; Teresa Michelsen/Avocet Consulting; Lorraine Read/TerraStat Consulting Group
Description The Sediment Management Standards establishes a new framework for identification and cleanup of contaminated sediment sites (Chapter 173-204 WAC) (Washington Administrative Code). A key component of this framework is the concept of regional background sediment concentrations, which could potentially serve as the Cleanup Screening Level for sediment sites. This final report includes a summary Ecology’s evaluation of existing data for the Lake Washington Area to establish regional background for carcinogenic polycyclic hydrocarbons.

REVISION NOTE: This report was originally published February 2017. In May 2020, we made minor copy edits to author names and updated broken links to Tables 4a, 4b, and 4c in Appendix A Data Tables. No other content was changed.
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Contact Chance Asher at 360-407-6914 or chance.asher@ecy.wa.gov
Keywords SMS, Lake Washington, Lake Union, regional background, cleanup, sediment, sediment management standards, clean up, carcinogenic polycyclic hydrocarbons (cPAH)
WEB PAGE Sediment Management Rule, Policy, and Guidance
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