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241 T152. In Situ Approaches for Measuring Biodegradation Potential and Rates in Subsurface Environments
(GSA Hydrogeology Division; Gulf Coast Association of Geological Societies)

Tuesday, 7 October 2008: 8:00 AM
George R. Brown Convention Center, 342AD
Presiding:
Isabelle Cozzarelli and Michelle Lorah
8:00 AM
Introductory Remarks
8:05 AM
241-1
Quantification of In Situ Biodegradation Rates of Groundwater Contaminants Using Laboratory-Derived Isotopic Enrichment Factors
Jennifer R. McKelvie, University of Toronto; Douglas M. Mackay, University of California - Davis; Kate M. Scow, University of California - Davis; Philip M. Kaiser, University of California - Davis; Barbara Sherwood Lollar, University of Toronto
8:25 AM
241-2
Monitoring of MTBE Attenuation by Stable Isotope Analysis
Tomasz Kuder, University of Oklahoma; Paul Philp, University of Oklahoma
8:40 AM
241-3
Retrospective Study of Closed Leaking Underground Storage Tank (UST) Sites in Wisconsin
Aristeo M. Pelayo, Department of Natural Resources; Theresa A. Evanson, Department of Natural Resources; Jean M. Bahr, Univ of Wisconsin-Madison; Mark E. Gordon, Department of Natural Resources
8:55 AM
241-4
Nutrient Reduction by Year Round Land Application of Secondary Effluent
Richard R. Parizek, The Pennsylvania State University
9:10 AM
241-5
Using Peristaltic Bailing to Obtain Ground Water Samples in Push Probe Profiling of a Subsurface BTEX Plume
William N. Herkelrath, U.S. Geological Survey; Geoffrey N. Delin, U.S. Geological Survey; Isabelle M. Cozzarelli, U S Geological Survey
9:25 AM
241-6
In Situ Sampling Method for Determining Dissolved Gas Content and Major Ion Composition of Groundwater
Derik J. Strattan, University of Illinois; Matthew P. Kyrias, University of Illinois; Robert A. Sanford, University of Illinois; Theodore M. Flynn, University of Illinois; Craig M. Bethke, University of Illinois
9:40 AM
241-7
Influence of Dissolved Oxygen Convection on Well Sampling
Don A. Vroblesky, U.S. Geol Survey; Clifton C. Casey; Mark A. Lowery, U.S. Geological Survey
9:55 AM
Break
10:10 AM
241-8
The Importance of Initial Conditions in Batch Assays for Estimating the in Situ Biodegradation Kinetics of Chlorinated Ethene-Respiring Cultures
Jennifer G. Becker, University of Maryland; Deyang Huang, University of Maryland
10:30 AM
241-9
In Situ Test System for Evaluating Microbial Community Structure and Metabolic Activity Under Natural and Engineered Conditions
Duane Graves, Geosyntec Consultants; Phil Dennis, SiREM Laboratory; Michelle Lorah, USGS; Eric Vogler, USGS
10:45 AM
241-10
Push-Pull Test for Determining In-Situ Biodegradation Rates of Ethanol
Kimberly Kline, University of California, Santa Barbara; Jordan Clark, Univ of California; Doug Mackay, UC Davis
11:00 AM
241-11
In Situ Microcosm Biodegradation Rates of Alkylbenzenes Under Iron-Reducing Conditions
Barbara A. Bekins, U.S. Geological Survey; Isabelle M. Cozzarelli, U S Geological Survey
11:15 AM
241-12
Tert-Butyl Alcohol (TBA) Production from MTBE Plumes Under Sulfate Reducing Conditions Under the Influence of Ethanol
Irina Chakraborty, University of California - Davis; Douglas M. Mackay, University of California Davis; Kate M. Scow, University of California - Davis; Kerry Sublette, University of Tulsa
11:30 AM
241-13
A New Approach for Determining In Situ Microbial Response to Geochemical Perturbations
Tara A. Kneeshaw, California State University Fullerton; Jennifer T. McGuire, Texas A&M University; Erik W. Smith, Texs A&M Univ; Isabelle M. Cozzarelli, U S Geological Survey; Mary Voytek, U.S. Geol Survey; Julie Kirshtein, U S Geological Survey
11:50 AM
Discussion
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