224

Field Fluorometers for the Hydrogeology: Improved Separation of Uranine from Other Dye Tracers Using LASER Light

Pierre-Andr� Schnegg, University of Neuchatel

225

Temporal Variation in Radon Activity of Groundwater in the UK Chalk � a Comparison with Other Karstic and Fractured Aquifers

Simon A. Quinn, University College London; Tim C. Atkinson, University College London; William G. Burgess, University College London; John A. Barker, University of Southampton

253-3

226

Coupling Field and Laboratory Experimental Data to Better Characterize Non-Conservative Tracing Responses

Michael Sinreich, Hydrogeology section

253-4

227

The Role of Epikarst in Controlling Water Quality

Jonathan Gerst, Virginia Tech; Benjamin Schwartz, Texas State University- San Marcos; Stuart Hyde, Virginia Tech; Madeline Schreiber, Virginia Tech

253-5

228

Assessing the Sensitivity of Water to Surface, Soil, Rock, and Cave Conditions in Fitton Cave, Northern Arkansas

Drew Aaron Westerman, University of Arkansas at Little Rock; Amelia C. Robinson, University of Arkansas at Little Rock; Margaret E. McMillan, University of Arkansas at Little Rock

253-6

229

Catchment Scale Contamination In the Chalk Aquifer of SE England. A �Streamtube' Approach to Modelling Contaminant Transport In a Dual-Porosity, Karstic Aquifer

Ciara M. Fitzpatrick, University College London; Simon J. Cook, University College London; John A. Barker, University of Southampton; William G. Burgess, University College London

253-7

230

Effect of Recharge Events and Repeated Well Sampling on Monitoring Well Specific Conductivity in An Unconfined Karst Aquifer near a Sinking Stream

Abigail L. Langston, University of Florida; Elizabeth Screaton, University of Florida; Jonathan B. Martin, University of Florida; Paul J. Moore, University of Florida

253-8

231

Estimating Mixing Ratios for Source Waters in the Madison Aquifer Based on Water Chemistry, Wind Cave National Park, South Dakota

Joshua F. Valder, U.S. Geological Survey; Andrew J. Long, U.S. Geological Survey; Jennifer T. Back, National Park Service; Scott J. Kenner, South Dakota School of Mines and Technology; Arden Davis, South Dakota School of Mines and Technology

253-9

232

Critical Views about the Interpretation of Karst Spring Response: Findings from the Milandre Test-Site (Switzerland)

Pierre-Yves Jeannin

253-10

233

Combined Tools for Springshed Mapping

Andrew J. Luhmann, University of Minnesota; Scott C. Alexander, University of Minnesota; E. Calvin Alexander Jr, University of Minnesota; Jeffrey A. Green, Minnesota Department of Natural Resources; Andrew J. Peters, Minnesota Department of Natural Resources; Anthony C. Runkel

253-11

234

Deriving Both Areas and Boundaries of Groundwater Catchments from Radar-Rainfall and Discharge Records in Puerto Rico

Veronica del Mar Ortiz Rivera, University of Puerto Rico; Thomas E. Miller, Univ of Puerto Rico @ Mayag�ez

253-12

235

Karren and Formation of Caves and Their Relationship to the Bemaraha Tsingy, Madagascar

M�rton Veress, Savaria University Center,University of West Hungary; Zolt�n Zentai, Savaria University Center,University of West Hungary; G.�bor T�th, Savaria University Center,University of West Hungary; Arnold Gucsik, May Planck Institute for Chemistry

253-13

236

Time series resistivity analysis to map hydrologic activity and predict karst conduits in unsaturated limestone above the recharge zone of the Edwards aquifer, central Texas

Marla M. Roberts, Southwest Research Institute; Alan R. Dutton, Univ Of Texas at San Antonio

253-14

237

Interpretation of Paleogene-to-Neogene Paleokarst Features Using Newly Acquired Marine High-Resolution Seismic-Reflection Data, Biscayne Bay, Florida

Kevin J. Cunningham, U.S. Geological Survey; Cameron Walker

2008 Joint Annual Meeting (5-9 Oct. 2008): Innovative Methods for Investigating Flow and Transport in Karst Systems (Posters)

253 Innovative Methods for Investigating Flow and Transport in Karst Systems (Posters)