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2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 182
Tuesday, 20 October 2009: 9:00 AM-6:00 PM
Hall A (Oregon Convention Center)

T48. Living on the Edge: Deformation along the Cascadia Margin (Posters)

GSA Structural Geology and Tectonics Division

Authors will be present from 4 to 6 PM.

 

Paper #
Booth #
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249
ATLAS OF ACTIVE SHALLOW TECTONIC DEFORMATION IN THE PUGET LOWLAND, WASHINGTON
BARNETT, Elizabeth A.1, SHERROD, Brian L.1, WEAVER, Craig S.2, PRATT, Thomas L.1, HAUGERUD, Ralph1 and BLAKELY, Richard J.3, (1)U.S. Geological Survey c/o Department of Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195-1310, (2)U.S. Geological Survey c/o Department of Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195, (3)US Geological Survey, 345 Middlefield Rd, MS 989, Menlo Park, CA 94025, eli@ess.washington.edu, eli@ess.washington.edu
2
250
ACTIVE FAULTING ALONG A NEWLY-FOUND SEGMENT OF THE SADDLE MOUNTAIN FAULT ZONE, SOUTHEASTERN OLYMPIC MOUNTAINS, WA: A PALEOSEISMIC TRENCHING STUDY
CZAJKOWSKI, Jessica L.1, WALSH, Timothy J.2, CONTRERAS, Trevor A.2, DAVIS-STANTON, Kelsay1, KELSEY, Harvey M., III3, SCHERMER, Elizabeth R.4 and CARSON, Robert J.5, (1)Division of Geology and Earth Resources, Washington Department of Natural Resources, 1111 Washington Street SE, Olympia, WA 98504-7007, (2)Division of Geology and Earth Resources, Washington Department of Natural Resources, 1111 Washington Street SE, PO Box 47007, Olympia, WA 98504-7007, (3)Department of Geology, Humboldt State Univ, Arcata, CA 95521, (4)Geology, Western Washington University, MS 9080, 516 High St, Bellingham, WA 98225, (5)Department of Geology and Environmental Studies, Whitman College, Walla Walla, WA 99362, jessica.czajkowski@dnr.wa.gov, jessica.czajkowski@dnr.wa.gov
3
251
THE TAHUYA LINEAMENT: SOUTHWESTERN EXTENSION OF THE SEATTLE FAULT?
LAMB, Andrew P.1, LIBERTY, Lee M.1, BLAKELY, Richard J.2 and VAN WIJK, Kasper1, (1)Geosciences, Boise State University, Center for Geophysical Investigations of the Shallow Subsurface, 1910 University Drive, Boise, ID 83725-1536, (2)US Geological Survey, 345 Middlefield Rd, MS 989, Menlo Park, CA 94025, andylamb@cgiss.boisestate.edu, andylamb@cgiss.boisestate.edu
4
252
TSUNAMI HAZARD MAP OF TACOMA, WASHINGTON: MODEL RESULTS FOR SEATTLE FAULT AND TACOMA FAULT EARTHQUAKES
WALSH, Timothy J.1, ARCAS, Diego2, VENTURATO, Angie2, TITOV, Vasily3, MOFJELD, Harold O.2, CHAMBERLIN, Chris C.2 and GONZALEZ, Frank I.2, (1)Division of Geology and Earth Resources, Washington Department of Natural Resources, 1111 Washington Street SE, PO Box 47007, Olympia, WA 98504-7007, (2)NOAA Center for Tsunami Research, 7600 Sand Point Way, NE, Seattle, WA 98115, (3)NOAA Center for Tsunami Research, University of Washington, 7600 Sand Point Way NE, Seattle, WA 98115, tim.walsh@dnr.wa.gov, tim.walsh@dnr.wa.gov
5
253
SEISMICALLY INDUCED SUBMARINE LANDSLIDES IN PUGET SOUND OVER THE LAST 1100 YEARS
SMITH, Shane B., Department of Geological Sciences, University of Nevada, Reno, Mail Stop 172, Reno, NV 89557 and KARLIN, Robert, Univ Nevada - Reno, Department of Geological Sciences MS 172, Reno, NV 89557-0138, shanebsmith@gmail.com, shanebsmith@gmail.com
6
254
DEFORMATION ASSOCIATED WITH THE NORTHERN MIGRATION OF THE MENDOCINO TRIPLE JUNCTION: THE MENDOCINO DEFORMATION ZONE
OSWALD, John A.1, WILLIAMS, Todd B.2 and LEROY, Thomas H.2, (1)Oswald Geologic, PO Box 126, Loleta, CA 95551, (2)Cascadia GeoSciences, 561 School Road, McKinleyville, CA 95519, todd@cascadiageo.org, todd@cascadiageo.org
7
255
DEFORMATION ASSOCIATED WITH THE LITTLE SALMON AND YAGER FAULTS IN THE YAGER CREEK-WOLVERTON GULCH AREA, NORTHWESTERN CALIFORNIA
GUTIERREZ, Manuel V., CASHMAN, Susan M. and KELSEY III, Harvey M., Department of Geology, Humboldt State University, Arcata, CA 95521, manuel_gut@yahoo.com, manuel_gut@yahoo.com
8
256
GEOLOGIC MAPS OF THE GALES CREEK FAULT ZONE AND WESTERN TUALATIN BASIN, NORTHWEST OREGON
WHEELER, Karen L., U.S. Geological Survey, 345 Middlefield Rd MS-973, Menlo Park, CA 94025, DINTERMAN, Philip A., Geological Survey of Alabama, P.O. Box 86999, Tuscaloosa, AL 35486-6999 and WELLS, Ray E., U.S. Geological Survey, 345 Middlefield Rd, MS 973, Menlo Park, CA 94025, kwheeler@usgs.gov, kwheeler@usgs.gov
9
257
A THREE-DIMENSIONAL VIEW OF THE TUALATIN BASIN, NORTHWEST OREGON, REVEALED BY GRAVITY MEASUREMENTS
MCPHEE, Darcy K.1, LANGENHEIM, Victoria E.1, WELLS, Ray E.2, BLAKELY, Richard J.1 and MORIN, Robert L.1, (1)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (2)U.S. Geological Survey, 345 Middlefield Rd, MS 973, Menlo Park, CA 94025, dmcphee@usgs.gov, dmcphee@usgs.gov
10
258
GEOPHYSICAL ANALYSIS OF THE KLAMATH MOUNTAINS ACCRETIONARY SUPERTERRANE
BURR, Rika Renee, HOLLOWAY, Stephen and KELLER, G. Randy, School of Geology and Geophysics, The University of Oklahoma, 100 E. Boyd St, Sarkeys Energy Center, Suite 710, Norman, OK 73019-1009, rhood@ou.edu, rhood@ou.edu
11
259
Withdrawn
12
260
OBSERVATIONS OF THE PBO BOREHOLE STRAINMETER NETWORK IN THREE REGIONS: THE SAN ANDREAS FAULT, CASCADIA SUBDUCTION ZONE AND YELLOWSTONE VOLCANO
VAN BOSKIRK, Elizabeth1, MENCIN, David2, FOX, Otina2, GALLAHER, Warren2, GOTTLIEB, Mike2, HENDERSON, Brent3, HODGKINSON, Kathleen4, JOHNSON, Wade2 and JACKSON, Michael5, (1)PBO, Unavco, 6350 Nautilus Dr, Boulder, CO 80301, (2)PBO, UNAVCO, 6350 Nautilus Dr, Boulder, CO 80301, (3)PBO Data, IRIS PASSCAL Instrument Center, New Mexico Tech, 100 East Road, Socorro, NM 87801, (4)Geodetic Data Services, UNAVCO, PASSCAL Building, 100 East Road, Socorro, NM 87801, (5)UNAVCO, 6350 Nautilus Drive, Boulder, CO 80301, boskirk@unavco.org, boskirk@unavco.org
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