Slide presentation reporting soil and groundwater investigations at Shifflet Farm. Includes site map, generalized soil profile and texture, chemical characterization and principal factor analysis, X-ray spectroscopy (XANES/EXAFS) showing dominant Hg(II)-sulfide/organic S associations, density separations, exchange experiments and Gapon coefficients. Concludes Hg is divalent, strongly complexed to organic S, poorly exchangeable, and a long-term methylation source.
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pdf
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Presentations
Publication Date :
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Presentation
Review Notes :
This is a slide deck; no explicit publication or presentation date is shown. FY08 is mentioned on the final slide but a definitive date for the presentation is not provided. Presenters named on the cover include Mark Chappell (USACE) and Joel Hennessy (EPA).
