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Cordilleran Section - 101st Annual Meeting (April 29–May 1, 2005)

Session No. 47
Sunday, 1 May 2005: 1:20 PM-3:40 PM

T4. Transpressional Neotectonics of the Central and Northern California Coast Ranges

 

Jeffrey R. Unruh, Advocates
Paper #
Start Time
1
1:20 PM
NET DEXTRAL SLIP, NEOGENE SAN GREGORIO-HOSGRI FAULT ZONE, COASTAL CALIFORNIA: GEOLOGIC EVIDENCE AND TECTONIC IMPLICATIONS
DICKINSON, W.R., Dept. of Geosciences, Univ of Arizona, Tucson, AZ 85719, DUCEA, Mihai N., Geosciences, Univ of Arizona, Tucson, AZ 85721, ROSENBERG, Lewis I., Environmental Div, San Luis Obispo County Planning Dept, County Government Center, San Luis Obispo, CA 93408, GREENE, H. Gary, Moss Landing Marine Lab, 98272 Moss Landing Road, Moss Landing, CA 95039, GRAHAM, Stephan A., Department of Geological and Environmental Sciences, Stanford Univ, Stanford, CA 94305-2115, CLARK, Joseph C., PO Box 159, Glen Campbell, PA 15742, BRABB, Earl E., 4377 Newland Heights Drive, Rocklin, CA 95765, ERNST, W.G., Stanford Univ, Bldg 320, Stanford, CA 94305-2115, KIDDER, Steven, Department of Geological Sciences, Univ of Arizona, Tucson, AZ 85721 and WEBER, Gerald E., Consultant Geologist, 614 Graham Hill Rd, Santa Cruz, CA 95060-1409, jcclark@helicon.net, jcclark@helicon.net
2
1:40 PM
TRANSPRESSION AND CRUSTAL SHORTENING IN THE EPICENTRAL REGION OF THE 2003 SAN SIMEON EARTHQUAKE, WEST-CENTRAL CALIFORNIA
LETTIS, William R., William Lettis & Associates, Inc, 1777 Botelho Dr., Suite 262, Walnut Creek, CA 94596 and UNRUH, Jeffrey, Fugro WLA, 1777 Botelho Drive, Suite 262, Walnut Creek, CA 94596, lettis@lettis.com, lettis@lettis.com
3
2:00 PM
NEOTECTONICS OF THE RINCONADA AND RELIZ FAULT ZONES, SALINAS VALLEY, CALIFORNIA
ROSENBERG, Lewis I., Environmental Division, San Luis Obispo County Planning Department, County Government Center, San Luis Obispo, CA 93408 and CLARK, Joseph C., P.O. Box 159, Glen Campbell, PA 15742, Lrosenberg@thegrid.net, Lrosenberg@thegrid.net
4
2:20 PM
TECTONIC GEOMORPHOLOGIC EVIDENCE FOR SPATIALLY AND TEMPORALLY VARYING UPLIFT RATES ADJACENT TO THE SAN ANDREAS FAULT ON THE POINT REYES PENINSULA
GROVE, Karen1, SCHERER, Anne Marie2 and CASKEY, John1, (1)Department of Geosciences, San Francisco State Univ, 1600 Holloway Ave, San Francisco, CA 94132, (2)CH2M HILL, Seattle, WA 98195, kgrove@sfsu.edu, kgrove@sfsu.edu
5
2:40 PM
LATE QUATERNARY DEFORMATION IN THE NORTHEASTERN EAST BAY HILLS, SAN FRANCISCO BAY REGION
KELSON, Keith I.1, UNRUH, Jeffrey R.2 and BALDWIN, John N.2, (1)Fugro William Lettis & Associates, Inc, 1777 Botelho Dr, Suite 262, Walnut Creek, CA 94596, (2)William Lettis & Associates, Inc, Walnut Creek, CA 94596, k.kelson@fugro.com, k.kelson@fugro.com
6
3:00 PM
STYLES AND RATES OF QUATERNARY DEFORMATION IN THE SAN LUIS AREA, EASTERN DIABLO RANGE, CALIFORNIA
ANDERSON, Larry W. and O'CONNELL, Daniel R.H., Seismotectonics and Geophysics Group, U.S. Bureau of Reclamation, Box 25007, D-8330, Denver, CO 80225, landerson@do.usbr.gov, landerson@do.usbr.gov
7
3:20 PM
RECONSTRUCTION OF LATE QUATERNARY SURFACE OFFSET ON THE SALT LAKE FAULT: PROXY FOR EARTHQUAKES ON THE BLIND GREAT VALLEY THRUST FAULT BENEATH THE WESTERN MARGIN OF THE NORTHERN SACRAMENTO VALLEY, CALIFORNIA
HITCHCOCK, Christopher S.1, UNRUH, Jeffrey R.1, BRANKMAN, Charles M.2, SOWERS, Janet M.1, WITTER, Robert C.1, RANDOLPH-LOAR, Carolyn E.3, BARRON, Andrew D.4 and BUER, Koll5, (1)William Lettis & Associates, Inc, 1777 Botelho Drive, Suite 262, Walnut Creek, CA 94596, (2)Department of Earth and Planetary Sciences, Harvard Univ, 20 Oxford Street, Cambridge, MA 02138, (3)LACHEL & Associates, Inc, PO Box 5266, Golden, CO 80401, (4)Center For Neotectonic Studies, University of Nevada, MS 169, Reno, NV 89557, (5)California Department of Water Resources, 2440 Main Street, Red Bluff, CA 96080, hitch@lettis.com, hitch@lettis.com
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