ADGATE, John L., Department of Environmental and Occupational Health, Colorado School of Public Health, 13001 E 17th Place, Campus Box B119, Aurora, CO 80045, john.adgate@ucdenver.edu, john.adgate@ucdenver.edu

GRANEY, Joseph, Geological Sciences, Binghamton University, Binghamton, NY 13902, LANDIS, Matthew S., U.S EPA Office of Research and Development, Research Triangle Park, NC 27709 and KRUPA, Sagar, Plant Pathology, University of Minnesota - Twin Cities, 1991 Upper Buford Circle, St. Paul, MN 55108, jgraney@binghamton.edu, jgraney@binghamton.edu

OTTON, James K ., Energy Program, U.S. Geological Survey, MS 939 Box 25046, Denver Federal Center, Lakewood, CO 80225, JOHNSON, Raymond H., S.M. Stoller Corporation, Contractor to the Department of Energy Office of Legacy Management, 2597 Legacy Way, Grand Junction, CO 81503 and GALLEGOS, Tanya, Geologic Discipline, Energy Resources Team, USGS, Denver Federal Center, PO Box 25046, MS 973, Denver, CO 80225, jkotton@usgs.gov, jkotton@usgs.gov

ZIELINSKI, Robert A., U.S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225-0046, AL-HWAITI, Mohammad, Al-Hussain Bin Talal University, Ma'an, Jordan, BUDAHN, James, U.S. Geological Survey, DFC, Box 25046 MS 973, Denver, CO 80225 and RANVILLE, James F., Department of Chemistry and Geochemistry, Colorado School of Mines, Golden, CO 80401, rzielinski@usgs.gov, rzielinski@usgs.gov

KOLKER, Allan¹, ENGLE, Mark A.², PEUCKER-EHRENBRINK, Bernhard³, BOTHNER, Michael H.⁴, KRABBENHOFT, David P.⁵, GEBOY, Nicholas J.¹ and LAMOTHE, Paul J.⁶, (1)U.S. Geological Survey, 956 National Center, Reston, VA 20192, (2)U.S. Geological Survey, Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968, (3)Dept. Marine Chemistry and Geochemistry, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, (4)US Geological Survey, Woods Hole Science Center, Woods Hole, MA 02543, (5)U.S. Geological Survey, Wisconsin Water Science Center, Middleton, WI 53562, (6)U.S. Geological Survey, Box 25046, MS 964, Denver Federal Center, Denver, CO 80225-0046, akolker@usgs.gov, akolker@usgs.gov

FISHER, Frederick S., Geosciences, University of Arizona, 520 N. Park Ave, Suite 355, Tucson, AZ 85719, JOHNSON, Suzanne M., School of Medicine, University of California, Davis, One Shields Ave, Tupper Hall, Rm 3146, Davis, CA 95616-8645 and PAPPAGIANIS, Demosthenes, School of Medicine, University of California, Davis, One Shields Ave, Tupper Hall, Davis, CA 95616-8645, ffisher@email.arizona.edu, ffisher@email.arizona.edu

NERI, Antonio¹, DOOYEMA, Carrie A.¹, DURANT, James T.², PLUMLEE, Geoffrey S.³, WOLF, Ruth E.⁴, MORMAN, Suzette A.⁵ and MEEKER, Gregory P.⁶, (1)US Centers for Disease Control and Prevention, National Center for Environmental Health, 4770 Buford Highway, MS F-60, Atlanta, GA 30341, (2)U.S. Agency for Toxic Substances and Disease Registry, 4770 Buford Highway, MS-F62, Atlanta, GA 30341, (3)U.S. Geological Survey, MS 964 Denver Federal Center, Denver, CO 80225, (4)US Geological Survey, PO Box 25046, Denver Federal Center, MS 964, Denver, CO 80225, (5)U.S. Geological Survey, MS 964D Denver Federal Center, Denver, CO 80225, (6)U. S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, antonio.neri@cdc.hhs.gov, antonio.neri@cdc.hhs.gov

PLUMLEE, Geoffrey¹, WOLF, Ruth E.², MORMAN, Suzette A.³, MEEKER, Gregory P.⁴, DURANT, James T.⁵, NERI, Antonio⁶ and DOOYEMA, Carrie A.⁶, (1)U.S. Geological Survey, P.O. Box 25046, MS 973, Denver, CO 80225, (2)US Geological Survey, PO Box 25046, Denver Federal Center, MS 964, Denver, CO 80225, (3)U.S. Geological Survey, MS 964D Denver Federal Center, Denver, CO 80225, (4)U. S. Geological Survey, MS 973, Denver Federal Center, Denver, CO 80225, (5)U.S. Agency for Toxic Substances and Disease Registry, 4770 Buford Highway, MS-F62, Atlanta, GA 30341, (6)US Centers for Disease Control and Prevention, National Center for Environmental Health, 4770 Buford Highway, MS F-60, Atlanta, GA 30341, gplumlee@usgs.gov, gplumlee@usgs.gov

JAMIESON, Heather E.¹, LANZIROTTI, Antonio², PARSONS, Michael B.³, CORRIVEAU, Madeleine C.¹, WALKER, Stephen R.¹ and RASMUSSEN, Pat E.⁴, (1)Geological Sciences and Geological Engineering, Queen's University, Kingston, ON K7L 3N6, Canada, (2)National Synchrotron Light Source, Brookhaven National Laboratory, The University of Chicago - CARS, Upton, NY 11973, (3)Natural Resources Canada, Geological Survey of Canada (Atlantic), P.O. Box 1006, Dartmouth, NS B2Y 4A2, Canada, (4)Healthy Environments and Consumer Safety Branch, Health Canada, Tunney's Pasture EHC AL 0801A, 50 Colombine Driveway, Ottawa, ON K1A 0K9, Canada, jamieson@geol.queensu.ca, jamieson@geol.queensu.ca

MEEKER, Gregory, U.S. Geological Survey, Denver, CO 80225, PLUMLEE, Geoffrey, U.S. Geological Survey, P.O. Box 25046, MS 973, Denver, CO 80225, BALDWIN, Matthew, Division of Pulmonary, Allergy, and Critical Care, Columbia University College of Physicians and Surgeons, New York, NY 10032 and PREZANT, David, Office of Medical Affairs, Fire Department of the City of New York, Brooklyn, NY 11201, gmeeker@usgs.gov, gmeeker@usgs.gov

ESTES, Emily¹, CARTER-THOMAS, Megan R.² and BRABANDER, Daniel J.², (1)Geosciences, Wellesley College, 106 Central St, Wellesley, MA 02481, (2)Geosciences, Wellesley College, 106 Central Street, Wellesley, MA 02481, eestes@wellesley.edu, eestes@wellesley.edu

FREEMAN, Joelle, Geology, University of Georgia, 210 Field Street, Athens, GA 30602-2501 and SWANSON, Samuel E., Department of Geology, University of Georgia, Athens, GA 30602, JOELLE@uga.edu, JOELLE@uga.edu