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2005 Salt Lake City Annual Meeting (October 16–19, 2005)

Session No. 91
Monday, 17 October 2005: 8:00 AM-12:00 PM

T29. Surface and Subsurface Geologic Characterization of the Edwards and Trinity Carbonate Aquifer Systems, Central Texas (Posters)

GSA Hydrogeology Division

Authors will be present from .

 

Paper #
Booth #
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FORMAL STRATIGRAPHIC NOMENCLATURE FOR THE EDWARDS GROUP IN SOUTH TEXAS
LAMBERT, Lance L., Earth and Environmental Science, Univ of Texas at San Antonio, 6900 North Loop 1604 West, San Antonio, TX 78249 and CLARK, Allan K., USGS, 5563 De Zavala Rd. Suite 290, San Antonio, TX 78249, lance.lambert@utsa.edu, lance.lambert@utsa.edu
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GEOLOGY OF THE NORTHERN EDWARDS AQUIFER SEGMENT ALONG THE INTERSTATE 35 CORRIDOR OF ROUND ROCK, GEORGETOWN, AND SALADO, CENTRAL TEXAS
COLLINS, Edward W., Bureau of Economic Geology, Jackson School of Geosciences, The Univ of Texas at Austin, PO Box X, University Station, Austin, TX 78713-8924, eddie.collins@beg.utexas.edu, eddie.collins@beg.utexas.edu
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CONTRASTING STYLES OF FAULT ZONE DEFORMATION IN LIMESTONES OF THE GLEN ROSE FORMATION, EDWARDS GROUP, AND BUDA LIMESTONE IN THE BALCONES FAULT SYSTEM, SOUTH-CENTRAL TEXAS
FERRILL, David A. and MORRIS, Alan P., Department of Earth, Material, and Planetary Sciences, Southwest Research Institute, 6220 Culebra Rd, San Antonio, TX 78238-5166, dferrill@swri.org, dferrill@swri.org
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THE IMPORTANCE OF FRACTURE CHARACTERIZATION FOR UNDERSTANDING RECHARGE, FLOW, AND CONTAMINANT TRANSPORT IN THE EDWARDS AQUIFER, SOUTH-CENTRAL TEXAS
FAITH, Jason R.1, BLOME, Charles D.2, CLARK, Allan K.1 and OZUNA, George B.1, (1)USGS, 5563 De Zavala Rd. Suite 290, San Antonio, TX 78249, (2)U.S. Geological Survey, MS 980, Denver, CO 80225, jfaith@usgs.gov, jfaith@usgs.gov
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MODELING COMPLEX AQUIFER GEOMETRY WITH AIRBORNE, SURFACE, AND SUBSURFACE DATA, SECO CREEK AREA, SOUTH-CENTRAL TEXAS
PANTEA, Michael P., U.S. Geological Survey, Denver Federal Center, MS980, Denver, CO 80225, COLE, James C., U.S. Geol Survey, MS 980, Box 25046, Denver Federal Center, Denver, CO 80225, SMITH, Bruce D., U.S. Geological Survey, Denver Federal Center, MS964, Lakewood, CO 80225, FAITH, Jason, USGS, 5563 De Zavala Rd, suite 290, San Antonio, TX 78249, SMITH, David V., U.S. Geolological Survey, PO Box 25046, MS964, Denver, CO 80225 and BLOME, Charles D., U.S. Geological Survey, MS 980, Denver, CO 80225, mpantea@usgs.gov, mpantea@usgs.gov
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MAPPING OF HYDROSTRATIGRAPHIC UNITS AND STRUCTURE IN THE EDWARDS-TRINITY AQUIFER SYSTEM USING ELECTRICAL GEOPHYSICS; MEDINA AND BEXAR COUNTIES, TX
SMITH, Bruce D.1, CLARK, Allan K.2, FAITH, Jason2, BLOME, Charles D.3, PANTEA, Michael P.4 and SMITH, David V.5, (1)U.S. Geological Survey, Denver Federal Center, MS964, Denver, CO 80225, (2)USGS, 5563 De Zavala Rd, suite 290, San Antonio, TX 78249, (3)U.S. Geological Survey, Denver, CO 80225, (4)U.S. Geological Survey, Denver Federal Center, MS980, Denver, CO 80225, (5)U.S. Geolological Survey, PO Box 25046, MS964, Denver, CO 80225, bsmith@usgs.gov, bsmith@usgs.gov
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MAGNETIC GEOPHYSICAL APPLICATIONS REVEAL IGNEOUS ROCKS AND GEOLOGIC STRUCTURES IN THE EDWARDS AQUIFER, TEXAS
SMITH, David V., U.S. Geological Survey, PO Box 25046, MS964, Denver, CO 80225, FOSS, Clive, Encom Technology Pty Ltd, Level 2, 118 Alfred Street, Milsons Point NSW 2061, Sydney, 2061, Australia and SMITH, Bruce D., U.S. Geological Survey, Denver Federal Center, MS964, Lakewood, CO 80225, dvsmith@usgs.gov, dvsmith@usgs.gov
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USE OF MAGNETIC RESONANCE LOGS TO EVALUATE AQUIFER CHARACTERISTICS ALONG THE FRESHWATER/SALINE-WATER INTERFACE OF THE EDWARDS AQUIFER
WAUGH II, John Russell1, FAIRHURST, David L.2 and WELLS, Gary2, (1)San Antonio Water System, 1001 E. Market Street, San Antonio, TX 78298, (2)Schlumberger, 909 NE Loop 410, Suite 634, San Antonio, TX 78209, jwaugh@saws.org, jwaugh@saws.org
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CONCEPTUALIZATION AND SIMULATION OF THE EDWARDS AQUIFER, SAN ANTONIO REGION, TEXAS
LINDGREN, Richard J., U.S. Geological Survey, 5563 DeZavalla, Suite 290, San Antonio, TX 78249, DUTTON, Alan R., Earth and Environmental Sciences, Univ of Texas San Antonio, 6900 N. Loop 1604 W, San Antonio, TX 78249-0663, HOVORKA, Susan D., Bureau of Economic Geology, The Univ of Texas at Austin, University Station, Box X, Austin, TX 78713-8924, WORTHINGTON, Stephen R.H., Worthington Groundwater, 55 Mayfair Ave, Dundas, ON L9H 3K9, Canada and PAINTER, Scott L., Southwest Research Institute, San Antonio, TX 78228-0510, lindgren@usgs.gov, lindgren@usgs.gov
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TRACER TESTS IN THE EDWARDS AQUIFER RECHARGE ZONE
SCHINDEL, Geary, Aquifer Science, Edwards Aquifer Authority, 1615 N. St. Mary's St, San Antonio, TX 78215, JOHNSON, Steve, Edwards Aquifer Authority, 900 E. Quincy, San Antonio, TX 78215 and VENI, George, George Veni and Associates, 11304 Candle Park, San Antonio, TX 78249, gschindel@edwardsaquifer.org, gschindel@edwardsaquifer.org
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STORAGE CONSTANT VALUES FOR THE EDWARDS AQUIFER BALCONES FAULT ZONE AS DETERMINED FROM SEISMIC EFFICIENCY
MITCHELL, Evelynn, Environmental Science and Engineering, University of Texas at San Antonio, 6900 North Loop 1604 West, San Antonio, TX 78249 and DUTTON, Alan R., Earth and Environmental Sciences, Univ of Texas San Antonio, 6900 N. Loop 1604 W, San Antonio, TX 78249-0663, evelynn@satx.rr.com, evelynn@satx.rr.com
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HYDROGEOLOGIC AND GEOCHEMICAL IDENTIFICATION OF GROUND-WATER FLOW PATHS IN THE EDWARDS AQUIFER, NORTHEASTERN UVALDE AND NORTHERN MEDINA COUNTY, TEXAS
CLARK, Allan K., USGS, 5563 De Zavala Rd, suite 290, San Antonio, TX 78249, akclark@usgs.gov, akclark@usgs.gov
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AN IMPROVED METHOD FOR MODELING THE INFILTRATION POTENTIAL OF THE EDWARDS AQUIFER RECHARGE AREA, COMAL COUNTY, SOUTH-CENTRAL TEXAS
BLOME, Charles D.1, FAITH, Jason R.2, PEDRAZA, Diane E.2, OCKERMAN, Darwin J.2, CLARK, Allan K.2 and OZUNA, George B.2, (1)U.S. Geological Survey, MS 980, Denver, CO 80225, (2)USGS, 5563 De Zavala Rd. Suite 290, San Antonio, TX 78249, cblome@usgs.gov, cblome@usgs.gov
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TRANSPORT OF ANTHROPOGENIC AND NATURAL COMPOUNDS IN THE EDWARDS AQUIFER, SOUTH-CENTRAL TEXAS
FAHLQUIST, Lynne, U.S. Geological Survey, 8027 Exchange Drive, Austin, TX 78754-4733 and LINDGREN, Richard J., U.S. Geological Survey, 5563 DeZavala Road, Suite 290, San Antonio, TX 78249, lfahlqst@usgs.gov, lfahlqst@usgs.gov
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OXYGEN AND HYDROGEN ISOTOPIC EVOLUTION OF GROUNDWATER IN THE EDWARDS AND TRINITY AQUIFER SYSTEM, SOUTH-CENTRAL TEXAS
THOMAS, Sheeba M.1, PAUL, Debajyoti2 and MURRAY, Kyle E.1, (1)Earth and Environmental Science Department, University of Texas at San Antonio, 6900 N Loop 1604 West, San Antonio, TX 78249, (2)Department of Civil Engineering (Geosciences), Indian Institute of Technology Kanpur, Kanpur, 208016, India, sheeba.thomas@utsa.edu, sheeba.thomas@utsa.edu
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ASSESSING THE POTENTIAL IMPACT OF MICROBES IN THE EDWARDS AND TRINITY AQUIFERS OF CENTRAL TEXAS
RANDALL, Kelli Willson, JOHNSON, Lindsey and ENGEL, Annette Summers, Dept of Geology and Geophysics, Louisiana State University, E235 Howe-Russell Bldg, Baton Rouge, LA 70803, kwills1@lsu.edu, kwills1@lsu.edu
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NOBLE GAS GEOCHEMISTRY OF THE FRESHWATER/SALINE WATER TRANSITION ZONE OF THE EDWARDS AQUIFER - IMPLICATIONS FOR GROUND WATER FLOW AND MIXING
HUNT, Andrew G.1, LANDIS, Gary P.1 and LAMBERT, Rebecca B.2, (1)U.S. Geological Survey, Denver Federal Center, MS 963, Bld 21, Denver, CO 80225, (2)U.S. Geological Survey, 5563 DeZavala Road, Suite 290, San Antonio, TX 78249, AHUNT@usgs.gov, AHUNT@usgs.gov
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