Standard Mine abbreviated preliminary assessment

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Title: Standard Mine abbreviated preliminary assessment
Author: Wallowa-Whitman National Forest (Agency : U.S.)
Abstract: Assesses mine site on moderate side slopes, consisting of a large collapsed adit with minor seepage, approximately 500cy of wasterock near a small creek. A Niton XLt unit found that all metals exceeded screening criteria for birds, invertebrates, and plants, but only arsenic (198.3 to 322 mg/kg) exceeded EPA Region goals. The site has been given a Medium Priority for further assessment work.
Description: 19 pp. Tables, appendices, map, illus. "The Site is located approximately 6.5 aerial miles north of Granite, Oregon off County Road 73, then by Forest Service Road 7340-130... ." Captured June 5, 2008.
Date: 2006-08

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