Granite Creek Mine #7 abbreviated preliminary assessment

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Title: Granite Creek Mine #7 abbreviated preliminary assessment
Author: Wallowa-Whitman National Forest (Agency : U.S.)
Abstract: Assesses mine site consisting of a large collapsed adit and approximately 700cy of wasterock material adjacent to Granite Creek, with numerous trenches stemming from hydraulic mining and possible historic dredging operations. A Niton XLt unit found that most metals at the site exceeded screening criteria for birds, invertebrates, and plants, but only arsenic (79 mg/kg) exceeded EPA Region goals. The site has been given a High Priority.
Description: 15 pp. Tables, appendices, map. T 8 S, R 35.5 E, S 24. Captured June 5, 2008.
URI: http://hdl.handle.net/1794/6600
Date: 2006-08


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