Risk Characterization, Assessment, and Management of Organic Pollutants in Beneficially Used Residual Products
Gregory B. Kestera,*,
Robert B. Brobstb,
Andrew Carpenterc,
Rufus L. Chaneyd,
Alan B. Rubine,
Rosalind A. Schooff and
David S. Taylorg
a Wisconsin Department of Natural Resources, State Residuals Coordinator, 101 South Webster Street, WT/2, Madison, WI 53703
b USEPA Region 8, 999 18th Street, Suite 300, Denver, CO 80202
c Northern Tilth, P.O. Box 361, Belfast, ME 04915
d USDA-ARS, Building 007 BARC-West, Beltsville, MD 20705
e USEPA Office of Science and Technology, USEPA Connecting Wing (4304T), 1201 Constitution Avenue, NW, Washington, DC 20460
f Integral Consulting Inc., 7900 SE 28th Street, Suite 300, Mercer Island, WA 98040
g Madison Metropolitan Sewerage District, 1601 Moorland Road, Madison, WI 53713

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Fig. 1. Chromatograms illustrating effects of various cleanup steps in analysis for Aroclor 1254 (Wisconsin State Lab of Hygiene, unpublished data, 2002).
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Fig. 2. Chromatograms illustrating actual sample with approximately 5.5 mg kg1 Aroclor 1242 versus the standard chromatogram for Aroclor 1242 (Wisconsin State Lab of Hygiene, unpublished data, 2003).
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Copyright © 2005 by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America.