GSA Annual Meeting in Denver, Colorado, USA - 2016

T218. Evidence for Neotectonic Earthquakes and Their Driving Mechanisms in the Intraplate Region of Central and Eastern North America

Session No. 202
Tuesday, 27 September 2016: 8:00 AM-12:00 PM
Room 507 (Colorado Convention Center)
202-202-1
WHAT CAN THE STUDY OF MODERN SEISMICITY TELL US ABOUT PAST AND FUTURE LARGE SHOCKS?
Abstract ID#: 283199
CHAPMAN, Martin C., WU, Qimin, HARDY, Anna C. and BEALE, Jacob N., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, mcc@vt.edu
202-202-2
RIVER SINUOSITY RESPONSE TO CENTRAL AND EASTERN US (CEUS) INTRAPLATE SEISMICITY WITH A FOCUS IN THE CENTRAL VIRGINIA AND CHARLESTON SEISMIC ZONES
Abstract ID#: 285047
CARNES, Lorrie, PAZZAGLIA, Frank J. and KODAMA, Kenneth, Earth and Environmental Sciences, Lehigh University, 1 West Packer Ave., Bethlehem, PA 18015-3001, lkc216@lehigh.edu
202-202-3
INVESTIGATING THE INFLUENCE OF PREEXISTING GEOLOGIC FEATURES ON OUTLYING SHALLOW AFTERSHOCK CLUSTERS TRIGGERED BY THE 2011 MINERAL, VIRGINIA, EARTHQUAKE
Abstract ID#: 282985
HORTON Jr., J. Wright1, CARTER, Mark W.1, CHAPMAN, Martin C.2, WU, Qimin2, SHAH, Anjana K.3 and WITT, Anne C.4, (1)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (2)Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, (3)U.S. Geological Survey, Box 25046, MS 964, Denver Federal Center, Denver, CO 80225, (4)Division of Geology and Mineral Resources, Virginia Department of Mines, Minerals and Energy, 900 Natural Resources Drive, Suite 500, Charlottesville, VA 22903, whorton@usgs.gov
202-202-4
REACTIVATION AND SUPERPOSITION OF CENOZOIC BRITTLE DEFORMATION IN OROGEN-PARALLEL SHEAR ZONES IN THE SOUTHERN APPALACHIAN MOUNTAINS: THE EVERONA FAULT AND MOUNTAIN RUN FAULT ZONE IN VIRGINIA, U.S.A
Abstract ID#: 287604
BOBYARCHICK, Andy R., Department of Geography & Earth Sciences, University of North Carolina at Charlotte, 9201 University City Boulevard, Charlotte, NC 28223, arbobyar@uncc.edu
202-202-5
INTRAPLATE SEISMICITY IN THE MID-ATLANTIC US
Abstract ID#: 281884
SOTO-CORDERO, Lillian, MELTZER, Anne S. and STACHNIK, Josh, Earth and Environmental Sciences, Lehigh University, 1 West Packer Ave, Bethlehem, PA 18015, lis213@lehigh.edu
202-202-6
NOT SO STABLE AFTER ALL: LITHOSPHERIC STRUCTURES BENEATH THE SOUTHEASTERN UNITED STATES
Abstract ID#: 286460
WAGNER, Lara S., Department of Terrestrial Magnetism, Carnegie Institution for Science, 5241 Broad Branch Road NW, Washington, DC 20015, BIRYOL, C. Berk, Department of Geosciences, University of Arizona, Tucson, AZ 85721, FISCHER, Karen M., Department of Geological Sciences, Brown University, Providence, RI 02912 and HAWMAN, Robert B., Department of Geology, University of Georgia, 210 Field St, Athens, GA 30602, lwagner@carnegiescience.edu
202-202-7
VELOCITY STRUCTURE IN THE LITHOSPHERE BENEATH THE MISSISSIPPI EMBAYMENT AND NEW MADRID SEISMIC ZONE
Abstract ID#: 285908
NYAMWANDHA, Cecilia and POWELL, Christine A., Center for Earthquake Research and Information, University of Memphis, 3890 Central Avenue, Memphis, TN 38152, capowell@memphis.edu
 
Break
Abstract ID#: 288132
202-202-8
EARTHSCOPE-ENABLED INSIGHTS INTO THE NORTH AMERICAN CRUST AND MANTLE
Abstract ID#: 287852
LEKIC, Vedran, BURDICK, Scott, OLUGBOJI, Tolulope, CUNNINGHAM, Erin and GAO, Chao, Department of Geology, University of Maryland, College Park, MD 20742, ved@umd.edu
202-202-9
FIELD EVIDENCE OF LATE QUATERNARY FAULTING IN THE EASTERN TENNESSEE SEISMIC ZONE NEAR KNOXVILLE AND IMPLICATIONS FOR SEISMIC HAZARD
Abstract ID#: 284083
COX, Randel Tom1, HATCHER Jr., Robert D.2, GLASBRENNER, Jacob C.2 and GAMBLE, Eric1, (1)Earth Sciences, University of Memphis, Johnson Hall, Memphis, TN 38152, (2)Earth and Planetary Sciences, University of Tennessee-Knoxville, 306 Earth and Planetary Sciences Building, Knoxville, TN 37996, randycox@memphis.edu
202-202-10
PALEOSEISMIC INVESTIGATIONS IN THE EAST TENNESSEE SEISMIC ZONE
Abstract ID#: 285111
GLASBRENNER, Jacob C.1, HATCHER Jr., Robert D.1 and COX, Randel Tom2, (1)Earth and Planetary Sciences, University of Tennessee-Knoxville, 306 Earth and Planetary Sciences Building, Knoxville, TN 37996, (2)Earth Sciences, University of Memphis, Johnson Hall, Memphis, TN 38152, jglasbre@utk.edu
202-202-11
QUATERNARY DISPLACEMENT RATES ON THE MEEMAN-SHELBY FAULT AND JOINER RIDGE HORST, EASTERN ARKANSAS: EVIDENCE FOR MIGRATING STRAIN IN THE REELFOOT RIFT
Abstract ID#: 286224
COUNTS, Ronald1, WARD, Alex C.2, VAN ARSDALE, Roy B.2, LARSEN, Daniel3 and MAHAN, Shannon A.4, (1)U.S. Geological Survey, 926A National Center, Reston, VA 20192, (2)Earth Sciences, University of Memphis, 1 Johnson Hall, Memphis, TN 38152, (3)Earth Sciences, University of Memphis, 113 Johnson Hall, Memphis, TN 38152, (4)U.S. Geological Survey, Denver Federal Center, Denver, CO 80225, rcounts@usgs.gov
202-202-12
GEOMORPHIC AND PALEOSEISMIC INVESTIGATION OF THE BIG CREEK FAULT ZONE, PIGTAIL POINT, PHILLIPS COUNTY, ARKANSAS
Abstract ID#: 285572
GRAY, Brian1, BALDWIN, John1, BLOSZIES, Christopher1 and HARRIS, James B.2, (1)Lettis Consultants International, Inc., 1981 N. Broadway, Suite 330, Walnut Creek, CA 94596, (2)Department of Geology, Millsaps College, 1701 N. State St., Jackson, MS 39210, bgray@lettisci.com
202-202-13
SHALLOW SEISMIC REFLECTION IMAGING OF THE KINGTOWN LINEAMENT WITHIN THE BIG CREEK FAULT ZONE, NORTHEAST ARKANSAS
Abstract ID#: 287963
HARRIS, James B.1, MACHURA, Gregory D.1 and HARRIS, Rachel S.2, (1)Department of Geology, Millsaps College, 1701 N. State St., Jackson, MS 39210, (2)Centre College, 600 W. Walnut St., Danville, KY 40422, harrijb@millsaps.edu
 
Discussion
Abstract ID#: 288363
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