100
T100. Biogeochemical Processes Influence the Environmental Fate of Contaminants: The Role of Hydrology and Ecology in the Chemical Evolution of Water

 
EFFECTS OF PH, CHLORIDE, AND BICARBONATE ON CU(I) OXIDATION KINETICS AT CIRCUMNEUTRAL PH
YUAN, Xiu1, PHAM, An Ninh1, XING, Guowei1, ROSE, Andrew L.2, and WAITE, T. David1, (1) Civil and Environmental Engineering, The University of New South Wales, The University of New South Wales, Kensington, Sydney, 2052, Australia, xiu.yuan@unsw.edu.au, (2) Southern Cross GeoScience, Southern Cross University, Southern Cross University, Lismore, 2480, Australia
 
MICROBIAL MN(II) OXIDATION AS AN INDICATOR OF ANTHROPOGENIC IMPACT IN CAVES: A CASE STUDY IN CARTER SALT PETER CAVE, CARTER COUNTY, TN
CARMICHAEL, Sarah K.1, CARMICHAEL, Mary Jane2, JOHNSON, Krissy W.3, ROBLE, Leigh Anne4, STROM, Amanda C.3, SANTELLI, Cara5, and BRAUER, Suzanna L.3, (1) Geology, Appalachian State University, 572 Rivers St, Boone, NC 28608, carmichaelsk@appstate.edu, (2) Biology, Wake Forest University, Winston-Salem, NC 27109, (3) Biology, Appalachian State University, ASU P.O. Box 32027, Boone, NC 28608, (4) Geology, University of Maryland, College Park, MD 20742, (5) National Musuem of Natural History, Smithsonian Institute, Washington D.C, 20560
 
DEVELOPMENT AND CHARACTERIZATION OF CONTROLLED-RELEASE PERMANGANATE GEL FOR GROUNDWATER REMEDIATION
GUPTA, Neha, Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, ng289407@ohio.edu and LEE, Eung Seok, Geological Sciences, Ohio University, 307 Clippinger Laboratories, Athens, OH 45701
 
STABLE ISOTOPE AND MICROBIAL INDICATORS OF SULFUR CYCLE PATHWAYS IN AN AMD TREATMENT SYSTEM
LEFTICARIU, Liliana1, WALTERS, Evan R.1, PUGH, Charles W.2, BENDER, Kelly S.2, and FIKE, David A.3, (1) Department of Geology, Southern Illinois University, Carbondale, IL 62901, lefticariu@geo.siu.edu, (2) Department of Microbiology, Southern Illinois University, Carbondale, IL 62901, (3) Department of Earth and Planetary Sciences, Washington University, St. Louis, MO 63130
 
EVALUATION OF THE SORPTION CAPACITY OF BIOCHAR AMENDED SEDIMENTS: AN EFFECTIVE WAY TO REMOVE CONTAMINANTS FROM NATURAL RESOURCES AND TO REDUCE CARBON EMISSION
DHAR, Ratan, Geology and Environmental Health Science, Department of Earth and Physical Sciences, School of Arts and Sciences, York College Of CUNY, 94-20, Guy R. Brewer Blvd, Jamaica, NY 11451, rdhar@york.cuny.edu
 
USING HIGH-FREQUENCY IN-SITU OPTICAL SENSORS TO UNDERSTAND SEASONAL AND EVENT-DRIVEN VARIABILITY IN MERCURY TRANSPORT AND TRANSFORMATIONS IN A HEAVILY CONTAMINATED CREEK
RISCASSI, Ami L., Environmental Sciences, Oak Ridge National Laboratory, PO Box 2008, MS 6038, Oak Ridge, TN 37831, riscassial@ornl.gov, BROOKS, Scott C., Environmental Sciences Division, Oak Ridge National Laboratory, P.O. Box 2008, MS 6038, Oak Ridge, TN 37831, and MILLER, Carrie L., Environmental Sciences, Oak Ridge National Laboratory, P.O. Box 2008, MS 6038, Oak Ridge, TN 37831
 
IS MEHGHS AN IMPORTANT METHYLMERCURY TRANSPORT AGENT IN H2S-BEARING WATERS?
BERNDT, Michael E.1, BAVIN, Travis1, and JOHNSON, Nathan2, (1) Minnesota Department of Natural Resources, St. Paul, MN 55155, mike.berndt@state.mn.us, (2) Department of Civil Engineering, University of Minnesota - Duluth, 1405 University Drive, Duluth, MN 55812
 
RETIRED AGRICULTURAL SITE'S IMPACT ON GROUNDWATER AND SURFACE WATER QUALITY
BERRY, Lori E., Department of Biological and Environmental Sciences, Georgia College, Milledgeville, GA 31061, lori.berry@bobcats.gcsu.edu and MUTITI, Samuel, Department of Biological and Environmental Sciences, Georgia College and State University, Milledgeville, GA 31061
 
SIMULATING MULTI-SCALE FATE AND TRANSPORT OF MERCURY FROM ATMOSPHERIC DEPOSITION TO RECEIVING SURFACE WATERS ACROSS AND THROUGH THE TERRESTRIAL LANDSCAPE IN A COASTAL PLAIN WATERSHED (MCTIER CREEK, SC)
KNIGHTES, Christopher D.1, DAVIS, Gary M.1, GOLDEN, Heather E.2, CONRADS, Paul A.3, BRADLEY, Paul M.4, and JOURNEY, Celeste A.4, (1) US Environmental Protection Agency, Office of Research and Development, 960 College Station Rd, Athens, GA 30605, Knightes.Chris@epa.gov, (2) US Environmental Protection Agency, Office of Research and Development, 26 W. Martin Luther King Drive, MS-585, Cincinnati, OH 45268, (3) DOI, US Geological Survey, 720 Gracern Rd, Suite 129, Columbia, SC 29210, (4) US Geological Survey, 720 Gracern Rd, Suite 129, Columbia, SC 29210
 
TOTAL AND METHYL MERCURY IN SURFACE WATER AND SEDIMENTS FROM DIFFERING ECOREGIONS OF SOUTH CAROLINA
GUENTZEL, Jane L.1, GLOVER, James2, and GRAVES, Davis2, (1) Marine Science, Coastal Carolina University, P.O. Box 261954, Conway, SC 29526-6054, jguentze@coastal.edu, (2) South Carolina Department of Health and Environmental Control, Bureau of Water, 2600 Bull Street, Columbia, SC 29201
 
METHYLMERCURY FORMATION IN BIOGEOCHEMICAL HOT SPOTS IN AN OMBROTROPHIC PEATLAND
JEREMIASON, Jeff1, AGATHER, Alison1, SEELEN, Emily1, CARLSON, Benjamin2, SEBESTYEN, Stephen D.3, and MITCHELL, Carl4, (1) Environmental Studies, Gustavus Adolphus College, 800 W College Ave, St Peter, MN 56082, jjeremia@gustavus.edu, (2) Chemistry, Gustavus Adolphus College, 800 W. College Ave, St. Peter, MN 56082, (3) USDA Forest Service, Northern Research Station, 1831 Highway 169 E, Forestry Sciences Lab, Grand Rapids, MN 55744, (4) Department of Physical and Environmental Sciences, University of Toronto - Scarborough, 1265 Military Trail, Toronto, ON M1C 1A4, Canada
 
IMPACTS OF SULFATE AND HYDROLOGY ON THE METHYLMERCURY INVENTORY OF THE ST. LOUIS RIVER, NE MINNESOTA
BERNDT, Michael E. and BAVIN, Travis, Minnesota Department of Natural Resources, St. Paul, MN 55155, mike.berndt@state.mn.us
 
FACTORS INFLUENCING SEDIMENT METHYLMERCURY CONCENTRATIONS IN A MERCURY CONTAMINATED CREEK
MILLER, Carrie L., BROOKS, Scott C., RISCASSI, Ami L., KOCMAN, David, and YIN, Xiangping, Environmental Sciences Division, Oak Ridge National Laboratory, P.O. Box 2008, MS 6038, Oak Ridge, TN 37831, riscassial@ornl.gov
 
HYDROLOGIC CONTROLS ON METHYLMERCURY TRANSPORT FROM WETLANDS TO STREAM IN COASTAL PLAIN BASINS
BRADLEY, Paul M. and JOURNEY, Celeste A., US Geological Survey, 720 Gracern Rd, Suite 129, Columbia, SC 29210, pbradley@usgs.gov
 
BACTERIAL SULFATE REDUCTION EFFICIENCY AND ITS EFFECT ON WATER QUALITY IN NATURAL WETLANDS RECEIVING MINE DRAINAGE FROM THE PIKE HILL COPPER MINE SUPERFUND SITE, VERMONT
SEAL, Robert R. II1, PIATAK, Nadine M.1, KIAH, Richard G.2, WANDLESS, G.3, and LEVITAN, Denise M.4, (1) U.S. Geological Survey, 954 National Center, Reston, VA 20192, rseal@usgs.gov, (2) U.S. Geological Survey, 331 Commerce Way, Pembroke, NH 03275, (3) 954 National Center, U.S. Geological Survey, Reston, VA 20192, (4) Dept. of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061
 
A NEW DECIDUOUS HARDWOOD FOREST BIOMASS MACRONUTRIENT UPTAKE STOICHIOMETRY DETERMINED AT THE SMALL WATERSHED-SCALE
PRICE, Jason R., Department of Earth Sciences, Millersville University, P.O. Box 1002, Millersville, PA 17551-0302, Jason.Price@millersville.edu
 
ARSENIC RELEASE FROM SEDIMENT DURING NATURAL ATTENUATION OF HYDROCARBONS IN A CRUDE-OIL CONTAMINATED AQUIFER
COZZARELLI, Isabelle M., U S Geological Survey, Reston, VA 20192, icozzare@usgs.gov, SCHREIBER, Madeline E., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, and ERICKSON, Melinda L., U.S. Geological Survey, Minnesota Water Science Center, 2280 Woodale Drive, Mounds View, MN 55112
 
SCALING RIPARIAN BUFFER CAPACITY OF NITROGEN: A SYNTHESIS OF NUMERICAL EXPERIMENTS
GU, Chuanhui, Department of Geology, Appalachian State University, ASU Box 32067, Boone, NC 28608-2067, guc@appstate.edu
 
GEOCHEMICAL AND BIOLOGICAL CONTROLS ON DIEL (24-HR) ELEMENT CYCLING IN A CARBONATE-DOMINATED RIVER
KURZ, Marie J.1, MARTIN, Jonathan B.1, COHEN, Matthew J.2, DE MONTETY, Véronique3, and DOUGLASS, Rachel L.4, (1) Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611-2120, mjkurz@ufl.edu, (2) School of Forest Resources and Conservation, University of Florida, 328 Newins-Ziegler Hall, PO Box 110410, Gainesville, FL 32611-0410, (3) Hydrosciences Montpellier, Université Montpellier 2, MCF UM2, UMR 5569, Maison des Sciences de l'Eau, Montpellier, 34095, France, (4) School of Natural Resources and Environment, University of Florida, 103 Black Hall, Gainesville, FL 32611-6455
 
ROLE OF MICROBIAL COMMUNITY STRUCTURE AND FUNCTION IN BTEX BIODEGRADATION AT THE BEMIDJI CRUDE-OIL SPILL SITE
FAHRENFELD, Nicole1, BAILEY, Zachary S.1, PRUDEN, Amy1, MCGUIRE, Jennifer T.2, and COZZARELLI, Isabelle M.3, (1) Civil and Environmental Engineering, Virginia Tech, 418 Durham Hall, Blacksburg, VA 24061, nfahren@vt.edu, (2) Geology, University of St. Thomas, 2115 Summit Ave, St. Paul, MN 55105-1080, (3) U S Geological Survey, Reston, VA 20192
 
REDOX REACTION RATES IN SHALLOW AQUIFERS: IMPLICATIONS FOR NITRATE TRANSPORT IN GROUNDWATER AND STREAMS
TESORIERO, Anthony J., U.S. Geological Survey, 2130 SW 5th Avenue, Portland, 97201, tesorier@usgs.gov, DUFF, John H., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, and SAAD, David A., U.S. Geological Survey, 8505 Research Way, Middleton, WI 53562
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