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GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 161
Monday, 23 October 2017: 9:00 AM-6:30 PM
Halls 4EF (Washington State Convention Center)

T236. Characterizing Cascadia’s Earthquakes—Reexamining Open Questions about Cascadia Seismic and Tsunami Hazards (Posters)

GSA Geophysics and Geodynamics Division; GSA Sedimentary Geology Division; GSA Structural Geology and Tectonics Division
Authors will be present from 9:30 to 11:30 AM and 4:30 to 6:30 PM.
161-1
151
THE KING RANGE TERRANE OF THE FRANCISCAN COMPLEX, CAPE MENDOCINO REGION, NORTHERN CALIFORNIA: PRODUCT OF MIOCENE AND YOUNGER INTERACTION OF EVOLVING, MULTI-STRAND MENDOCINO TRANSFORM WITH PACIFIC AND NORTH AMERICAN PLATES
MCLAUGHLIN, Robert1, WILSON, Douglas S.2, BARTH, Ginger A.3, SCHEIRER, Daniel S.3, STANLEY, Richard G.3, MCCRORY, Patricia A.3 and TREHU, Anne M.4, (1)Retired Research Geologist, PO Box 972, Moss Beach, CA 94038, (2)Department of Earth Science, University of California, Santa Barbara, CA 93106, (3)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (4)College of Oceanic & Atmospheric Sciences, Oregon State Univ, Corvallis, OR 97331, rjmcl@usgs.gov
161-2
152
AN INCOMPLETE HISTORY OF LATE HOLOCENE GREAT EARTHQUAKES AT THE NEHALEM RIVER ESTUARY, CENTRAL CASCADIA SUBDUCTION ZONE
NELSON, Alan R., Geologic Hazards Science Center, U.S.G.S., Golden, CO 80401, SAWAI, Yuki, Faculty of Horticulture, Chiba University, 648 Matsudo, Matsudo, 271-8510, Japan, HAWKES, Andrea D., Earth and Ocean Sciences, University of North Carolina Wilmington, 5600 Marvin K. Moss Lane, Wilmington, NC 28409, ENGELHART, Simon E., Department of Geosciences, University of Rhode Island, Kingston, RI 02881, WITTER, Robert C., Alaska Science Center, U.S.G.S., Anchorage, AK 99508, DURA, Tina, Department of Marine and Coastal Science, Rutgers University, New Brunswick, NJ 08901, HORTON, Benjamin P., Earth Observatory of Singapore, Asian School of the Environment, Nanyang Technological University, Singapore, 639798, Singapore and DUROSS, Christopher B., Geologic Hazards Science Center, U.S. Geological Survey, 1711 Illinois St., Golden, CO 80401, anelson@usgs.gov
161-3
153
CASCADIA MEGATHRUST TSUNAMI SOURCE SCENARIOS FOR HAZARD ASSESSMENT AND EARLY WARNING
GAO, Dawei1, SYPUS, Matthew C.R.1, WANG, Kelin2, INSUA, Tania L.3 and RIEDEL, Michael4, (1)School of Earth and Ocean Sciences, University of Victoria, Victoria, BC V8P 5C2, Canada, (2)Pacific Geoscience Centre, Geological Survey of Canada, Sidney, BC V8L 4B2, Canada, (3)Ocean Networks Canada, University of Victoria, Victoria, BC V8W 2Y2, Canada, (4)GEOMAR Helmholtz Centre for Ocean Research, Kiel, D-24148, Germany, ecomatt@uvic.ca
161-4
154
THE RESPONSE OF FORAMINIFERA TO THE TIDAL RESTORATION OF THE BANDON MARSH (OREGON) - IMPLICATIONS FOR SUBSIDENCE ESTIMATES DURING PAST EARTHQUAKES
MILKER, Yvonne, Department of Earth Sciences, Center for Earth System Research and Sustainability, Institut for Geology, Hamburg, 20146, Germany, DURA, Tina, Department of Marine and Coastal Science, Rutgers University, New Brunswick, NJ 08901, HORTON, Benjamin P., Earth Observatory of Singapore, Asian School of the Environment, Nanyang Technological University, Singapore, 639798, Singapore; Department of Marine and Coastal Science, Rutgers University, New Brunswick, NJ 08901, BROPHY, Laura, Institute for Applied Ecology, Oregon State University, Corvallis, OR 97331-5503, BRIDGELAND, W.T., Oregon Coast National Wildlife Refuge, Bandon, OR 97411, KHAN, Nicole S., St. Petersburg Coastal and Marine Science Center, U.S.G.S., St. Petersburg, FL 33701, ENGELHART, Simon E., Department of Geosciences, University of Rhode Island, Kingston, RI 02881, NELSON, Alan R., Geologic Hazards Science Center, U.S.G.S., Golden, CO 80401 and WITTER, Robert C., Alaska Science Center, U.S.G.S., Anchorage, AK 99508, bphorton@ntu.edu.sg
161-5
155
DIATOM VARIABILITY IN TIDAL-MARSH ENVIRONMENTS: IMPLICATIONS FOR CONSTRAINING LAND-LEVEL CHANGE FROM CASCADIA SUBDUCTION ZONE EARTHQUAKES
HONG, Isabel, Department of Marine and Coastal Sciences, Rutgers University, 71 Dudley Road, New Brunswick, NJ 08901, HORTON, Benjamin P., Department of Marine and Coastal Science, Rutgers University, New Brunswick, NJ 08901; Earth Observatory of Singapore, Asian School of the Environment, Nanyang Technological University, Singapore, 639798, Singapore, ENGELHART, Simon E., Department of Geosciences, University of Rhode Island, Kingston, RI 02881, PADGETT, J. Scott, Department of Geosciences, Univeristy of Rhode Island, 9 East Alumni Ave., Woodward Hall, Kingston, RI 02881, HAWKES, Andrea D., Earth and Ocean Sciences, University of North Carolina Wilmington, 5600 Marvin K. Moss Lane, Wilmington, NC 28409, DURA, Tina, Department of Marine and Coastal Science, Rutgers University, New Brunswick, NJ 08901, NELSON, Alan R., Geologic Hazards Science Center, U.S.G.S., Golden, CO 80401 and WITTER, Robert C., Alaska Science Center, U.S.G.S., Anchorage, AK 99508, hong@marine.rutgers.edu
161-6
156
IDENTIFYING THE SOURCE OF ANOMALOUS SAND DEPOSITS IN JOSEPH WHIDBEY STATE PARK, WHIDBEY ISLAND, WA
BATES, Jasmine Laurel1, DE LA VERGNE, Clairissa Nicolle1, OLDEN, Sarah1, MACINNES, Breanyn1 and TANG, Hui2, (1)Department of Geological Sciences, Central Washington University, 400 E University Way, Ellensburg, WA 98926, (2)Department of Geosciences, University of Arizona, Tuscon, AZ 85721, batesja@cwu.edu
161-7
157
MARINE TERRACE FORMATION ASSOCIATED WITH NORTHERN MIGRATION OF THE MENDOCINO TRIPLE JUNCTION AT CAPE MENDOCINO, CALIFORNIA
HARTSHORN, Evan J., Desert Research Institute, Reno, NV 89512, HEMPHILL-HALEY, Mark, Department of Geology, Humboldt State University, 1 Harpst Street, Arcata, CA 95521, MICHALAK, Melanie, Geology Department, Humboldt State University, 1 Harpst St, Arcata, CA 95521 and CRAWFORD, Brandon, Idaho State University, Pocatello, ID 83209, evan.j.hartshorn@gmail.com
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