Cordilleran Section - 115th Annual Meeting - 2019

Session No. 19
Thursday, 16 May 2019: 8:00 AM-12:20 PM
Room C123 (Oregon Convention Center)

T16. Landscape Evolution and Tectonic Geomorphology in the Greater Pacific Northwest

 

Matthew Morriss, Philip Schoettle-Greene, William Struble, Lydia M. Staisch and Jim O'Connor, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
SYSTEMATIC CHARACTERIZATION OF MORPHO-TECTONIC VARIABILITY ALONG THE CASCADIA CONVERGENT MARGIN: IMPLICATIONS FOR OUTER WEDGE DYNAMICS AND SHALLOW MEGATHRUST BEHAVIOR
WATT, Janet, USGS Pacific Coastal and Marine Science Center, U.S. Geological Survey, 2885 Mission Street, Santa Cruz, CA 95060 and BROTHERS, Daniel S., U.S. Geological Survey, Pacific Coastal and Marine Science Center, 2885 Mission Street, Santa Cruz, CA 95060
8:25 AM
TECTONIC GEOMORPHOLOGY OF SUBMARINE CANYON SYSTEMS OFFSHORE OF SOUTHERN CASCADIA
HILL, Jenna C., WATT, Janet T., KLUESNER, Jared W., BROTHERS, Daniel S., CONRAD, James E. and DARTNELL, Peter, U.S. Geological Survey, Pacific Coastal and Marine Science Center, 2885 Mission Street, Santa Cruz, CA 95060
19-3
8:45 AM
Withdrawn
9:05 AM
THE SPATIAL DISTRIBUTION AND LONGEVITY OF ONGOING PERMANENT FOREARC DEFORMATION SURROUNDING THE OLYMPIC MOUNTAINS
MORELL, Kristin, Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106-9630, FINLEY, Theron, University of Victoria, Victoria, BC V8W 2Y2; University of Alberta, Edmonton, AB T6G 2E3, LEONARD, Lucinda J., School of Earth and Ocean Sciences, University of Victoria, PO Box 1700 Station CSC, Victoria, BC V8W 2Y2, Canada and REGALLA, Christine, Earth and Environment, Boston University, 685 Commonwealth Ave, Boston, MA 02215
9:25 AM
UPLIFT HISTORY OF STEENS MOUNTAIN AND ONSET OF BASIN AND RANGE EXTENSION IN EASTERN OREGON
BIASI, Joseph A., Division of Geological and Planetary Sciences, California Institute of Technology (Caltech), 1200 E. California Blvd., Pasadena, CA 91125 and SOUSA, Francis J., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331
 
9:45 AM
Break
10:00 AM
POST-PLIOCENE EVOLUTION OF THE COLUMBIA RIVER GORGE
EVARTS, Russell C., U.S. Geological Survey, Menlo Park, CA 94025 and CONREY, Richard M., Geosciences Department, Hamilton College, Clinton, NY 13323
10:20 AM
DRAINAGE INTEGRATION AND CANYON INCISION - A HELLS CANYON STORY
MORRISS, Matthew C., Department of Earth Sciences, University of Oregon, 100 Cascade Hall, University of Oregon, Eugene, OR 97403, YANITES, Brian J., Earth and Atmospheric Sciences, Indiana University, Bloomington, IN 47405 and MITCHELL, Nathaniel A., Department of Earth and Atmospheric Sciences, Indiana University, 1001 East 10th Street, Bloomington, IN 47405
10:40 AM
RINGOLD FORMATION SEDIMENTOLOGY, PALEONTOLOGY, AND PROVENANCE: IMPLICATIONS FOR THE ANCESTRAL RIVERS OF THE PACIFIC NORTHWEST
STAISCH, Lydia M., Geology, Minerals, Energy, and Geophysics Science Center, U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 98195-94025, O'CONNOR, Jim E., U.S. Geological Survey, 2130 SW 5th Ave., Portland, OR 97201, HOLM-DENOMA, Christopher S., U.S. Geological Survey, Geology, Geophysics, and Geochemistry Science Center, Denver Federal Center, Denver, CO 80225, LASHER, John P., Ellensburg, WA 98926 and ALEXANDER, Jeremy, Riggins, ID 83549
11:00 AM
DETRITAL ZIRCONS FROM LATE MIOCENE CHALK HILLS FORMATION AND EQUIVALENTS, LAKE IDAHO, SOUTHWEST IDAHO AND SOUTHEAST OREGON
GUZZO, Brittany R., Geosciences, Idaho State University, 921 S 8th Ave, Mail stop 8072, Pocatello, ID 83209 and LINK, Paul K., Geosciences, Idaho State University, Pocatello, ID 83209
11:20 AM
REVISITING A POPULARIZED GEOMORPHOCOLOGICAL INTERPRETATION: UPPER AND LOWER TABLE ROCK, MEDFORD, OREGON
HLADKY, Frank R., National Association of Geoscience Teachers Pacific Northwest Section, 3225 Washington Avenue, North Bend, OR 97459
11:40 AM
OUTBURST FLOOD DEPOSIT FROM WILLIAMSON RIVER CANYON, OREGON: FAILURE OF A PYROCLASTIC DAM
CUMMINGS, Michael L., Department of Geology, Portland State University, P. O. Box 751, Portland, OR 97207
12:00 PM
MANY LAST-GLACIAL MISSOULA HIGH-ENERGY JÖKULHLAUPS THROUGH HIGH TRACTS OF CHANNELED SCABLAND
WAITT, Richard B., U.S. Geological Survey, Cascades Volcano Observatory, 1300 SE Cardinal Ct., Ste 100, Vancouver, WA 98683
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