Start |Author Index | View Uploaded Presentations | Meeting Information

2003 Seattle Annual Meeting (November 2–5, 2003)

Session No. 113
Monday, 3 November 2003: 1:30 PM-5:30 PM

T150. New Views of Seismic Hazard in Cascadia I: Seismology and Seismotectonics I

GSA Geophysics Division

 

Thomas M. Brocher, Kate C. Miller and Samuel Y Johnson, Advocates
Paper #
Start Time
1
1:30 PM
EPISODIC TREMOR AND SLIP (ETS) ON THE CASCADIA SUBDUCTION ZONE: THE CHATTER OF SILENT SLIP
DRAGERT, Herb and ROGERS, Garry, Geological Survey of Canada, Pacific Geoscience Centre, 9860 West Saanich Road, Sidney, BC V8L 4B2, Canada, dragert@pgc.nrcan.gc.ca, dragert@pgc.nrcan.gc.ca
2
1:45 PM
DEEP TREMOR ALONG THE CASCADIA SUBDUCTION ZONE
MCCAUSLAND, Wendy A. and MALONE, Steve, Dept of Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, wendy@ess.washington.edu, wendy@ess.washington.edu
3
2:00 PM
STRUCTURE OF THE NORTHERN CASCADIA SUBDUCTION ZONE
NICHOLSON, Todd, Department of Earth and Ocean Sciences, The Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, BOSTOCK, Michael G. and CASSIDY, John F., Pacific Geoscience Centre, Geol Survey of Canada, Box 6000, Sidney, BC V8L 4B2, tnicholson@eos.ubc.ca, tnicholson@eos.ubc.ca
4
2:15 PM
SUBDUCTION ZONE MAGNETIC ANOMALIES: IMPLICATIONS FOR MAPPING HYDRATED FOREARC MANTLE BENEATH CASCADIA
BLAKELY, Richard J.1, BROCHER, Thomas M.2 and WELLS, Ray E.2, (1)U.S. Geol Survey, 345 Middlefield Road, MS 989, Menlo Park, CA 94025, (2)U.S. Geol Survey, 345 Middlefield Road, Menlo Park, CA 94025, blakely@usgs.gov, blakely@usgs.gov
5
2:30 PM
INTRASLAB EARTHQUAKES IN CASCADIA CAUSED BY DEHYDRATION EMBRITTLEMENT
PRESTON, Leiph, CREAGER, Kenneth and CROSSON, Robert, Dept. of Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195, preston@ess.washington.edu, preston@ess.washington.edu
6
2:45 PM
REFLECTION SIGNATURE OF SEISMIC AND ASEISMIC SLIP ON THE NORTHERN CASCADIA SUBDUCTION THRUST
NEDIMOVIC, Mladen R., Marine Geology and Geophysics, Lamont-Doherty Earth Observatory of Columbia Univ, 61 Route 9W, P. O. Box 1000, Palisades, NY 10964-8000, HYNDMAN, Roy D., Geological Survey of Canada - Pacific, Natural Resources Canada, Sidney, BC V8L 4B2, RAMACHANDRAN, Kumar, Geological Survey of Canada - Pacific, Natural Resources Canada, Sidney, BC V8L 4B2, Canada, SPENCE, George D., School of Earth and Ocean Sciences, Univ of Victoria, Victoria, BC V8W 3P6, Canada and BROCHER, Thomas M., U.S. Geological Survey, Menlo Park, CA 94025, mladen@ldeo.columbia.edu, mladen@ldeo.columbia.edu
7
3:00 PM
DEEP REFLECTORS AND THE POSSIBLE EMPLACEMENT OF CRUSTAL ROCKS INTO THE FOREARC MANTLE OF THE CASCADIA SUBDUCTION ZONE
CALVERT, Andrew J., Earth Sciences, Simon Fraser Univ, 8888 University Drive, Burnaby, BC V5A 1S6, FISHER, Michael A., US Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3591 and RAMACHANDRAN, Kumar, Pacific Geoscience Centre, Geol Survey of Canada, P.O. Box 6000, Sidney, BC V8L 4B2, Canada, acalvert@sfu.ca, acalvert@sfu.ca
8
3:15 PM
STRUCTURE OF THE CASCADIA SUBDUCTION ZONE BELOW VANCOUVER ISLAND: JUAN DE FUCA PLATE AND FOREARC MANTLE
RAMACHANDRAN, Kumar, Department of Earth and Ocean Sciences, The Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada and CLOWES, Ron M., LITHOPROBE and Earth & Ocean Sciences, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, clowes@lithoprobe.ubc.ca, clowes@lithoprobe.ubc.ca
 
3:30 PM
Break
9
3:45 PM
THE 2001 MW 6.8 NISQUALLY INTRASLAB EARTHQUAKE AND ITS AFTERSHOCKS
CREAGER, Kenneth C., XU, Qing and PRESTON, Leiph A., Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, kcc@ess.washington.edu, kcc@ess.washington.edu
10
4:00 PM
EVIDENCE FOR A TEAR IN THE JUAN DE FUCA PLATE IN THE VICINITY OF THE 2001 NISQUALLY EARTHQUAKE
MCCRORY, Patricia A., POLLITZ, Fred F. and BLAIR, J. Luke, US Geol Survey, 345 Middlefield Road, Menlo Park, CA 94025, pmccrory@usgs.gov, pmccrory@usgs.gov
11
4:15 PM
IMPLICATIONS OF HIGH RESOLUTION SEISMIC TOMOGRAPHY FOR THE STRUCTURE AND EVOLUTION OF THE PUGET BASINS
CROSSON, Robert S. and STEWART, Richard J., Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, crosson@ess.washington.edu, crosson@ess.washington.edu
12
4:30 PM
SEISMIC COUPLING ALONG THE CASCADIA SUBDUCTION ZONE DETERMINED BY SIMULTANEOUS INVERSION OF HORIZONTAL AND VERTICAL SURFACE DEFORMATION DATA
VERDONCK, David, Eastern Geodynamics Lab, 60 Larchmont Rd, Elmira, NY 14905-1818, dverdonck@eglab.org, dverdonck@eglab.org
13
4:45 PM
GEODETIC CONSTRAINTS ON FAULT COUPLING AND BLOCK MOTIONS IN CASCADIA
MCCAFFREY, Robert1, QAMAR, Anthony2, NING, Zuoli2, STEVENS, Colleen W.3, WILLIAMS, Charles A.1 and KING, Robert W.4, (1)Earth & Environmental Sciences, Rensselaer Polytechnic Institute, Troy, NY 12180, (2)Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, (3)Geographic Data Technology, 11 Lafayette St, Lebanon, NH 03766, (4)Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, mccafr@rpi.edu, mccafr@rpi.edu
14
5:00 PM
EARTHSCOPE FACILITIES FOR INVESTIGATIONS OF CASCADIA SEISMICITY
SIMPSON, David W., IRIS Consortium, Suite 800, 1200 New York Ave, Washington, DC 20005, MALONE, Steve, Earth and Space Sciences, Univ of Washington, Seattle, WA 98195 and PRESCOTT, William, UNAVCO Inc, Ste. C 3360 Mitchell Lane, Boulder, CO 80301-2245, simpson@iris.edu, simpson@iris.edu
15
5:15 PM
CONSTRAINTS ON CURRENT TECTONICS OF THE NORTHERN CANADIAN CORDILLERA
HYNDMAN, Roy D.1, FLUECK, Paul2, MAZZOTTI, Stephane3, LEWIS, Trevor J.4, RISTAU, John2 and LEONARD, Lucinda2, (1)Pacific Geoscience Centre, Geol Survey of Canada, 9860 W. Saanich Road, Saanichton, BC V8L 4B2, (2)School of Earth and Ocean Sciences, Univ of Victoria, Victoria, BC, (3)Pacific Geoscience Centre, Geological Survey of Canada, Victoria, BC, (4)Sidney Geophysical Consultants Ltd, Sidney, BC, rhyndman@nrcan.gc.ca, rhyndman@nrcan.gc.ca
See more of: Technical Sessions
<< Previous Session | Next Session >>