North-Central Section (44th Annual) and South-Central Section (44th Annual) Joint Meeting (1113 April 2010)
Session No. 47 Tuesday, 13 April 2010
8:30 AM-12:00 PM, Branson Convention Center: Taneycomo A

T25. Karst Hydrogeologic Systems of the Central United States and Northern Mexico (Posters) (GSA Hydrogeology Division)

Authors will be present from 9:30 to 11:30 AM
 Paper #Booth #
47-152REACTIVATED PALEOKARST IN NORTHERN AUDRAIN COUNTY, MISSOURI: SMOTHERMAN, Blake, Missouri Geological Survey, 111 Fairgrounds Road, Rolla, MO 65402, blake.smotherman@dnr.mo.gov
47-253INVESTIGATION OF SPATIAL AND TEMPORAL VARIATIONS IN WATER QUALITY AROUND NORA, IL: MAAS, Benjamin J. and PETERSON, Eric W., Geology and Geography, Illinois State University, Campus Box 4400, Normal, IL 61790, bjmaas@ilstu.edu
47-354LIDAR MAPPING OF SINKHOLES IN WINONA COUNTY, MN: RAHIMI KAZERONNI, Mina, Water Resources Sciences, University of Minnesota, 173 NcNeal Hall, 1985 Buford Ave, St. Paul, MN 55108, rahi0016@umn.edu, ALEXANDER, Scott C., Geology and Geophysics, Univ of Minnesota, 108 Pillsbury Hall, 310 Pillsbury Dr. SE, Minneapolis, MN 55455, and ALEXANDER, E. Calvin Jr, Department of Geology and Geophysics, University of Minnesota, 310 Pillsbury Dr. SE, Minneapolis, MN 55455
47-455PREVALENCE OF NITRATE IN CAVE SEDIMENTS OF THE UPPER MISSISSIPPI VALLEY: BRICK, Greg, Geology and Geophysics, University of Minnesota, 108 Pillsbury Hall, 310 Pillsbury Dr. SE, Minneapolis, MN 55455, bric0004@umn.edu and ALEXANDER, E. Calvin Jr, Department of Geology and Geophysics, University of Minnesota, 310 Pillsbury Dr. SE, Minneapolis, MN 55455
47-556UNUSUAL δ18O VALUES FROM THE EDWARDS AND EDWARDS-TRINITY AQUIFERS IN CENTRAL TEXAS: INTERPRETATIONS AND POTENTIAL FRACTIONATION MECHANISMS: HUTCHINS, Benjamin, Department of Biology, Texas State University-San Marcos, 200D FAB, Freeman Aquatic Station, 601 University Drive, San Marcos, TX 78666, hutchbt2@yahoo.com, SCHWARTZ, Benjamin, Department of Biology, Texas State University- San Marcos, 206 FAB, Freeman Aquatic Station, 601 University Drive, San Marcos, TX 78666, and HEARD, Taylor M., Department of Geography, Texas State University- San Marcos, 601 University Drive, San Marcos, TX 78666
47-657KARSTIC FLOW IN THE ST. LAWRENCE CONFINING UNIT: GREEN, Jeffrey A.1, PETERS, Andrew J.2, LUHMANN, Andrew J.3, ALEXANDER, Scott C.4, and ALEXANDER, E. Calvin Jr3, (1) Division of Waters, Minnesota Department of Natural Resources, 2300 Silver Creek Rd. NE, Rochester, MN 55906, jeff.green@state.mn.us, (2) formerly with Division of Waters, Minnesota Department of Natural Resources, 2300 Silver Creek Rd. NE, Rochester, MN 55906, (3) Department of Geology and Geophysics, University of Minnesota, 310 Pillsbury Dr. SE, Minneapolis, MN 55455, (4) Geology & Geophysics Department, University of Minnesota, 310 Pillsbury Dr. SE, Minneapolis, MN 55455
47-758SPRING STUDIES IN THE LOWER CANYONS OF THE RIO GRANDE, RIO GRANDE WILD AND SCENIC RIVER, TEXAS: BRAUCH, Billie1, BENNETT, Jeffery1, URBANCZYK, Kevin2, and SCHWARTZ, Benjamin3, (1) Rio Grande Wild and Scenic River, National Park Service, BBNP-ScRM, 1 Mesquite Road, Big Bend National Park, TX 79834, billie_brauch@nps.gov, (2) Earth and Physical Science, Sul Ross State University, Box C-139, Alpine, TX 79832, (3) Department of Biology, Texas State University- San Marcos, 206 FAB, Freeman Aquatic Station, 601 University Drive, San Marcos, TX 78666

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