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Title

Natural Background Groundwater Arsenic Concentrations in Washington State: Results of a Study

 
Publication number Date Published
14-09-044July 2021
VIEW NOW Natural Background Groundwater Arsenic Concentrations in Washington State: Results of a Study (Number of pages: 80) (Publication Size: 10957KB)




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Author(s) Policy & Technical Support Unit, Toxics Cleanup Program
Description This report presents the results of a study begun in 2010 by the Washington State Department of Ecology’s Toxics Cleanup Program. The study evaluated natural background groundwater arsenic levels in Washington state, using data from more than 5,000 public water supply wells. “Natural background” means not altered by human activity.

REVISION NOTE: This draft was available for public comment from Thursday, July 15 through Monday, August 16, 2021. Ecology is currently reviewing the comments received and is in the process of finalizing the document.
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Keywords Okanogan Basin, Public water supply wells, Puget Sound Basin, Snohomish Basin, Southwest Washington, Spokane Basin, Watershed basins, Island County, Yakima Basin, arsenic
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