Geological Society of America

8:00 AM

CHROMIUM FATE AND TRANSPORT IN ESTUARINE SEDIMENTS: ROLE OF GEOCHEMICAL PROCESSES IN SUPPORTING MNR

Amar R. Wadhawan, Geosyntec Consultants, Columbia, MD and Edward J. Bouwer, Johns Hopkins University, Baltimore, MD

266079 (Technical Sessions)

8:15 AM

FACTORS IMPACTING THE FATE AND TRANSPORT OF WASTEWATER-DERIVED NITROGEN AND ARSENIC DURING GROUNDWATER DISCHARGE TO A FLOW-THROUGH LAKE

Deborah L. Stoliker, U.S. Geological Survey, Menlo Park, CA and Douglas B. Kent, U.S. Geological Survey, Menlo Park, CA and Deborah A. Repert, U.S. Geological Survey, Boulder, CO and Richard Smith, US Geological Survey Water Resources Division, Boulder, CO and Bonkeun Song, College of William and Mary, Gloucester Point, VA and Christopher H. Conaway, Menlo Park, CA and Denis R. LeBlanc, Northborough, MA and Timothy D. McCobb, Northborough, MA and Sung Pil Hyun, Korea Institute of Geoscience and Mineral Resources, Daejeon and Dong-Chan Koh, Korea Institute of Geoscience and Mineral Resources, Daejeon

269790 (Technical Sessions)

8:35 AM

ESTABLISHING BACKGROUND ARSENIC CONCENTRATIONS IN AN AREA IMPACTED BY ~75 YEARS OF GOLD MINING IN SUBARCTIC CANADA

Jennifer Galloway, Geological Survey of Canada, Calgary, AB and Helen M. Roe, Queen's University, Belfast, Belfast, Northern Ireland, N/A and Michael Palmer, Department of Environment and Natural Resources, Yellowknife, NT and Heather E. Jamieson, Queen's University, Kingston, ON and R. Timothy Patterson, Carleton University, Ottawa, ON and Hendrik Falck, Government of NWT, Yellowknife, NT and Graeme T. Swindles, University of Leeds, Leeds, N/A and Dana Howell, Queen's University, Kingston, ON and Drew Stavinga, Queen's University, Kingston, ON and Nawaf Nasser, Carleton University, Ottawa, ON

265020 (Technical Sessions)

8:50 AM

THE ROLE OF SEDIMENTS IN AS CYCLING IN HYDROCARBON PLUMES

Brady A. Ziegler, Virginia Polytechnic Institute and State University, Blacksburg, VA and Madeline Schreiber, Virginia Tech, Blacksburg, VA and Isabelle M. Cozzarelli, National Research Program, Eastern Branch, Reston, VA

263331 (Technical Sessions)

9:05 AM

EVALUATION OF A LOW-ORGANIC SOIL COVER FOR REMEDIATION OF ARSENIC-RICH GOLD MINE TAILINGS

Stephanie L. DeSisto, Queen's University, Kingston, ON and Heather E. Jamieson, Queen's University, Kingston, ON and Michael B. Parsons, Geological Survey of Canada (Atlantic), Dartmouth, NS

266857 (Technical Sessions)

9:20 AM

BIOGEOCHEMICAL AND HYDROLOGICAL CONTROLS ON THE FLUX OF MERCURY AND METHYLMERCURY IN FIRST ORDER COASTAL PLAIN WATERSHEDS OF THE CHESAPEAKE BAY

Andrew Heyes, University of Maryland Center for Environmental Science, Solomons, MD and Cynthia Gilmour, Edgewater, MD and James T. Bell, Edgewater, MD and Denise Butera, Edgewater, MD and Alyssa McBurney, Edgewater, MD

265316 (Technical Sessions)

9:40 AM

STORAGE AND RELEASE OF ROAD-SALT CONTAMINATION FROM A CALCAREOUS LAKE-BASIN FEN, STOCKBRIDGE, MASSACHUSETTS, USA

Amy Rhodes, Smith College, Northampton, MA and Andrew J. Guswa, Smith College, Northampton, MA

266913 (Technical Sessions)

10:10 AM

GEOCHEMICAL INVESTIGATIONS OF WASTEWATER SPILLS RELATED TO UNCONVENTIONAL OIL DEVELOPMENT IN THE WILLISTON BASIN

Isabelle M. Cozzarelli, National Research Program, Eastern Branch, Reston, VA and Denise Akob, U.S. Geological Survey, Reston, VA and Katherine Skalak, Reston, VA and Douglas B. Kent, U.S. Geological Survey, Menlo Park, CA and Adam C. Mumford, National Research Program, Eastern Branch, Reston, VA and Adam Benthem, National Research Program, Reston, VA and Karl B. Haase, US Geological Survey, Reston, VA and William H. Orem, U.S. Geological Survey, Reston, VA and Joel Galloway, Bismarck, ND and Mark A. Engle, U.S. Geological Survey, Reston, VA

266311 (Technical Sessions)

10:25 AM

IMPACT OF UNCONVENTIONAL GAS WASTE WATER DISPOSAL ON THE STRUCTURE AND ACTIVITY OF SURFICIAL STREAM MICROBIAL COMMUNITIES

Adam C. Mumford, U.S. Geological Survey, Reston, VA and Isabelle M. Cozzarelli, National Research Program, Eastern Branch, Reston, VA and Andrea Fraser, George Mason University, Fairfax, VA and Julia Grace Klinges, Haverford College, Haverford, PA and Denise Akob, U.S. Geological Survey, Reston, VA

265918 (Technical Sessions)

10:40 AM

OIL IN THE SHALLOW SUBSURFACE: WHICH HYDROCARBONS ARE MOST RESISTANT TO DEGRADATION IN THE OIL AND IN THE GROUNDWATER PLUME

Mary Jo Baedecker, Reston, VA and Robert P. Eganhouse, Reston, VA and Isabelle Cozzarelli, U.S. Geological Survey, Reston, VA

267800 (Technical Sessions)

10:55 AM

ONGOING PILOT-SCALE FIELD STUDIES TO EVALUATE THE EFFICACY OF BIOREMEDIATION FOR TREATMENT OF PCB-IMPACTED SEDIMENTS

Kevin R. Sowers, Universith of Maryland Baltimore County, Baltimore, MD

263008 (Technical Sessions)

11:15 AM

BIOREMEDIATION OF POLYCHLORINATED BIPHENYLS IN SEDIMENT USING BIOFILMS ON ACTIVATED CARBON

Birthe V. Kjellerup, University of Maryland at College Park, College Park, MD and Ran Jing, University of Maryland at College Park, College Park, MD and Sarah J. Edwards, College Park, MD

261423 (Technical Sessions)

11:30 AM

DUAL-BIOFILM REACTIVE BARRIER FOR TREATMENT OF CHLORINATED BENZENES AT ANAEROBIC-AEROBIC INTERFACES IN CONTAMINATED GROUNDWATER AND SEDIMENTS

Edward J. Bouwer, Johns Hopkins University, Baltimore, MD and Steven Chow, Johns Hopkins University, Baltimore, MD and Michelle M. Lorah, U.S. Geological Survey, Baltimore, MD and Neal Durant, Geosyntec Consultants, Columbia, MD and Amar Wadhawan, Geosyntec Consultants, Columbia, MD

263811 (Technical Sessions)

11:45 AM

CULTURE TESTING FOR A DUAL-BIOFILM REACTIVE BARRIER FOR TREATMENT OF CHLORINATED BENZENES IN WETLAND GROUNDWATER AND SEDIMENT

Michelle M. Lorah, U.S. Geological Survey, Baltimore, MD and Denise Akob, U.S. Geological Survey, Reston, VA and Darren Dunlap, National Research Program, Eastern Branch, Reston, VA and Jessica Teunis, MD-DE-DC Water Science Center, Baltimore, MD

266943 (Technical Sessions)

T91 Fate and Remediation of Organic and Metal Contaminants in Wetlands and Sediments

Presentations