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

BOND, C.E., SCHERRENBERG, A., SIMILOX-TOHON, D. and GROCOTT, J., Midland Valley Exploration Ltd, 144 West George Street, Glasgow, G2 2HG, United Kingdom, john@mve.com, john@mve.com

HUDAK, George J., Department of Geology, University of Wisconsin Oshkosh, 800 Algoma Boulevard, Oshkosh, WI 54901, MILLER Jr, James D., Department of Geological Sciences, University of Minnesota Duluth, 230 Heller Hall, Duluth, MN 55812, PETERSON, Dean M., Duluth Metals Limited, 306 W. Superior St, Duluth, MN 55802, GOODGE, John, Department of Geological Sciences, University of Minnesota, Duluth, MN 55812, WATTRUS, Nigel, Large Lakes Observatory, Univ of Minnesota, Duluth, 10 University Drive, 215 RLB, Duluth, MN 55812-2496, SEVERSON, Mark J., Natural Resources Research Institute, University of Minnesota Duluth, 5013 Miller Trunk Hwy, Duluth, MN 55811 and LARSON, Phil, Cliffs Natural Resources, PO Box 180, Eveleth, MN 55734, hudak@uwosh.edu, hudak@uwosh.edu

CONNORS, Christopher D.¹, MCCOLLOCH, Anne Lindsey² and BRAUNSCHEIDEL, Michael², (1)Geology Department, Washington and Lee University, 204 West Washington Street St, Lexington, VA 24450, (2)Geology Department, Washington & Lee University, 204 West Washington Street St, Lexington, VA 24450, ConnorsC@wlu.edu, ConnorsC@wlu.edu

NICHOLS, Elizabeth M.¹, WEISSMANN, Gary S.², WAWRZYNIEC, Timothy F.³ and FRECHETTE, Jedediah³, (1)Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)Earth and Planetary Sciences, University of New Mexico, MSC03-2040, 1 University of New Mexico, Albuquerque, NM 87131-0001, (3)Earth and Planetary Sciences, Univ of New Mexico, Albuquerque, NM 87131, enichols@unm.edu, enichols@unm.edu

ZENG, Zhengwen, HE, Jun, PEI, Peng and WANG, Yunyong, Geology and Geological Engineering, University of North Dakota, 81 Cornell St, Stop 8358, Grand Forks, ND 58202, zeng@und.nodak.edu, zeng@und.nodak.edu

ARSENAULT, Matthew, U.S. Geological Survey, 384 Woods Hole Rd, Woods Hole Marine Science Center, Woods Hole, MA 02543-1598, WILLIAMS, S. Jeffress, U.S. Geological Survey, Woods Hole, MA 02543-1598, BLISS, James D., Tucson, AZ 85719, REID, Jane A., Pacific Science Center, U.S. Geological Survey, 400 Natural Bridges Drive, Santa Cruz, CA 95060 and JENKINS, Chris, INSTAAR, University of Colorado Boulder, Boulder, CO 80309-0540, marsenault@usgs.gov, marsenault@usgs.gov

LANCASTER, Jeremy T., California Geological Survey, 888 South Figueroa Street, Suite 475, Los Angeles, CA 90017, SPITTLER, Tom E., California Geological Survey, 135 Ridgeway Drive, Santa Rosa, CA 95401 and SHORT, William R., California Geological Survey, 801 K Street, MS 13-40, Sacramento, CA 95814, Jeremy.Lancaster@conservation.ca.gov, Jeremy.Lancaster@conservation.ca.gov

FARRELL, Rolf¹, WHITEMAN, Mark¹ and KESSLER, Holger², (1)Water Resources Technical Services, Environment Agency of England and Wales, Rivers House, 21 Park Square South, Leeds, LS1 2QG, United Kingdom, (2)British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG12 5GG, United Kingdom, rolf.farrell@environment-agency.gov.uk, rolf.farrell@environment-agency.gov.uk

BATESON, Luke and NAPIER, Bruce, British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG12 5GG, United Kingdom, brn@bgs.ac.uk, brn@bgs.ac.uk

MACCORMACK, Kelsey E., School of Geography and Earth Sciences, McMaster University, 1280 Main Street West, Hamilton, ON L8S 4K1, Canada and EYLES, Carolyn H., Integrated Science Program & School of Geography & Earth Sciences, McMaster University, 1280 Main Street West, Hamilton, ON L8S 4K1, Canada, maccorke@mcmaster.ca, maccorke@mcmaster.ca

CAO, Dianhua¹, WANG, Anjian¹, GUAN, Ye² and WANG, Gaoshang¹, (1)Institute of Mineral Resources, Chinese Academy of Geological Sciences, Baiwanzhuang Road 26, Beijing, 100037, China, (2)Institute of Geology, Chinese Academy of Geological Sciences, Baiwanzhuang Road 26, Beijing, 100037, China, dianhuacao@gmail.com, dianhuacao@gmail.com

FORD, Jon¹, PRICE, Simon², BURKE, Helen², KESSLER, Holger², COOPER, Anthony³ and FARRELL, Rolf⁴, (1)British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham NG12 5GG, Nottingham, NG12 5GG, United Kingdom, (2)British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG12 5GG, United Kingdom, (3)British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG112 5GG, United Kingdom, (4)Water Resources Technical Services, Environment Agency of England and Wales, Rivers House, 21 Park Square South, Leeds, LS1 2QG, United Kingdom, hke@bgs.ac.uk, hke@bgs.ac.uk

MOONEY, Walter D. and GUBINOV, Alexander, Earthquake Hazards, U. S. Geological Survey, 345 Middlefield Road MS 977, Menlo Park, CA 94025-3591, mooney@usgs.gov, mooney@usgs.gov

BURT, Abigail and BAJC, Andy F., Ontario Geological Survey, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada, abigail.burt@ontario.ca, abigail.burt@ontario.ca

BOHANNON, Robert G., U.S. Geological Survey, MS-980, Box 25046, Denver Federal Center, Denver, CO 80225, bbohannon@usgs.gov, bbohannon@usgs.gov

WILLSCHER, Birgit and LUDWIG, Rolf Rüdiger, Federal Institute for Geosciences and Natural Resources (BGR), Geozentrum, Stilleweg 2, Hannover, 30655, Germany, Birgit.Willscher@bgr.de, Birgit.Willscher@bgr.de

THOMS, Evan E., U.S. Geological Survey, 4200 University Drive, Anchorage, AK 99508-4667, SOLLER, David R., U.S. Geological Survey, 926-A National Center, Reston, VA 20192-0001, HAUGERUD, Ralph A., U.S. Geological Survey, Dept Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195 and RICHARD, Stephen M., Arizona Geological Survey, 416 W. Congress, #100, Tucson, AZ 85701-1381, steve.richard@azgs.az.gov, steve.richard@azgs.az.gov

SOLLER, David R., U.S. Geological Survey, 926-A National Center, Reston, VA 20192-0001 and STAMM, Nancy, U.S. Geological Survey, MS 926A National Center, Reston, VA 20192, nstamm@usgs.gov, nstamm@usgs.gov

SOLLER, David R., U.S. Geological Survey, 926-A National Center, Reston, VA 20192-0001, REHEIS, Marith, U.S. Geological Survey, Box 25046, MS 980, Denver Federal Center, Denver, CO 80225, GARRITY, C., U.S. Geological Survey, MS 956 National Center, Reston, VA 20192 and VAN SISTINE, D. Paco, U.S. Geological Survey, MS 980 Federal Center, Denver, CO 80225, drsoller@usgs.gov, drsoller@usgs.gov

GARRITY, Christopher P., U.S. Geological Survey, 12201 Sunrise Valley Drive, MS 950, Reston, VA 20192 and SOLLER, David R., U.S. Geological Survey, 926-A National Center, Reston, VA 20192-0001, cgarrity@usgs.gov, cgarrity@usgs.gov

SWEETKIND, Donald¹, FAUNT, Claudia C.², HANSON, Randall T.², TAYLOR, Emily³, EVERETT, Rhett² and SHUMAKER, Lauren¹, (1)U.S Geological Survey, Mail Stop 973, Box 25046, Denver Federal Center, Denver, CO 80225, (2)U.S. Geological Survey, 4165 Spruance Road, Suite 200, San Diego, CA 92101, (3)U.S Geological Survey, Mail Stop 980, Box 25046, Denver Federal Center, Denver, CO 80225, dsweetkind@usgs.gov, dsweetkind@usgs.gov

KOERNER, Alice A., Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106 and BUSBY, Cathy J., Department of Earth Science, University of California, Santa Barbara, Webb Hall, BLDG 526, Santa Barbara, CA 93106-9630, alicekoerner@umail.ucsb.edu, alicekoerner@umail.ucsb.edu

TROOST, Kathy Goetz, WISHER, Aaron P. and VON DER AHE, Matthew, Earth and Space Sciences, Univ of Washington, Box 351310, Seattle, WA 98195-1310, ktroost@u.washington.edu, ktroost@u.washington.edu

HELTON, Erica, Mendocino National Forest, USDA, 825 North Humboldt Ave, Willows, CA 95988, GYGLI, Samuel, Mendocino National Forest, USDA, 825 Humboldt Ave, Willows, CA 95988 and BELL, Angie, Klamath National Forest, 1312 Fairlane Road, Yreka, CA 96097, ehelton@fs.fed.us, ehelton@fs.fed.us

JACHENS, Robert C.¹, LANGENHEIM, Victoria¹, WENTWORTH, Carl M.², SIMPSON, R.W.³ and GRAYMER, R.W.⁴, (1)U. S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (2)Emeritus, U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (3)U.S. Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (4)U. S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, jachens@usgs.gov, jachens@usgs.gov

SCHEIRER, Daniel S., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, LANGENHEIM, Victoria, U. S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025 and SWEETKIND, Donald S., U.S. Geological Survey, Mail Stop 973, Box 25046, Denver Federal Center, Denver, CO 80225, dscheirer@usgs.gov, dscheirer@usgs.gov

DAWSON, Timothy E.¹, SAUCEDO, George¹ and WILLS, Chris², (1)California Geological Survey, 345 Middlefield Road, MS 520, Menlo Park, CA 94025, (2)California Geological Survey, 801 K Street, MS 12-32, Sacramento, CA 95814, tdawson@conservation.ca.gov, tdawson@conservation.ca.gov

HERNANDEZ, Janis L., California Geological Survey, 320 W. 4th Street, Suite 850, Los Angeles, CA 90013, Janis.Hernandez@conservation.ca.gov, Janis.Hernandez@conservation.ca.gov

DELATTRE, Marc P., California Geological Survey, 135 Ridgway Avenue, Santa Rosa, CA 95401, marc.delattre@conservation.ca.gov, marc.delattre@conservation.ca.gov

GRAYMER, R.W.¹, ROBERTS, M.A.¹ and ROSENBERG, L.I.², (1)U. S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (2)Tierra Geoscience, P.O. Box 1693, Tijeras, NM 87059, rgraymer@usgs.gov, rgraymer@usgs.gov

LANGENHEIM, V.E., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, PHELPS, Geoffrey A., U.S. Geological Survey, 345 Middlefield Road, MS 989, Menlo Park, CA 94025 and JACHENS, R.C., US Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025, zulanger@usgs.gov, zulanger@usgs.gov

POLENZ, Michael¹, ALLDRITT, Katelin¹, HEHEMANN, Nicholas J.², SARIKHAN, Isabelle¹ and LOGAN, Robert L.¹, (1)Division of Geology and Earth Resources, Washington Department of Natural Resources, 1111 Washington Street SE, PO Box 47007, Olympia, WA 98504-7007, (2)Geology, University of Montana, 32 Campus Drive, Missoula, MT 59812, michael.polenz@dnr.wa.gov, michael.polenz@dnr.wa.gov

FREEMAN, Lawrence K.¹, NEWBERRY, Rainer², ANDREW, Joseph E.³, WERDON, Melanie B.⁴, SZUMIGALA, David J.⁴, BURNS, Laurel E.⁴ and ATHEY, Jennifer E.⁴, (1)State of Alaska, Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709, (2)Geology and Geophysics, Univ of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775-5780, (3)Department of Geology, University of Kansas, Lawrence, KS 66045, (4)Alaska Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709-3707, lawrence.freeman@alaska.gov, lawrence.freeman@alaska.gov

WYPYCH, Alicja¹, SCARBERRY, Kaleb C.², FLORES, Laura², MCHUGH, Kelly² and HART, William K.³, (1)State of Alaska, Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709, (2)Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, (3)Department of Geology & Environmental Earth Science, Miami University, 114 Shideler Hall, Oxford, OH 45056, alicja.wypych@alaska.gov, alicja.wypych@alaska.gov

FERNS, Mark L., College of Arts and Sciences, Eastern Oregon University, La Grande, OR 97850-2899, MCCLAUGHRY, Jason D., Oregon Department of Geology and Mineral Industries, 1995 3rd Street, Suite 130, Baker City, OR 97814, RODDEY, James, Earth Sciences Information Officer, Oregon Department of Geology and Mineral Industries, 800 NE Oregon St., #28, Suite 965, Portland, OR 97232 and SCHUELLER, D., Oregon Department of Geology and Mineral Industries, 800 NE Oregon Street # 28, Suite 965, Portland, OR 97232, mferns@eou.edu, mferns@eou.edu

WATT, Janet T.¹, JOHNSON, Samuel Y.², LANGENHEIM, Victoria E.¹, SCHEIRER, Daniel S.¹, ROSENBERG, Lewis I.³, GRAYMER, R.W.⁴ and KVITEK, R.⁵, (1)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, (2)U.S. Geological Survey, 400 Natural Bridges Drive, Santa Cruz, CA 95060, (3)Tierra Geoscience, P.O. Box 1693, Tijeras, NM 87059, (4)U.S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (5)Seafloor Mapping Lab, California State University Monterey Bay, Seaside, CA 93955, jwatt@usgs.gov, jwatt@usgs.gov

MA, Lina, Oregon Department of Geology and Mineral Industries, 800 NE Oregon St. #28, Suite 965, Portland, OR 97232, MADIN, Ian P., Oregon Department of Geology and Mineral Industries, 800 NE Oregon St. #28 Suite 965, Portland, OR 97232, OLSON, Keith V., Geology, Portland State University, 1721 SW Broadway, 17 Cramer Hall, Portland, OR 97201 and NIEWENDORP, Clark A., Oregon Department of Geology and Mineral Industries, 800 NE Oregon Street #28, Portland, OR 97232, lina.ma@dogami.state.or.us, lina.ma@dogami.state.or.us

FEENEY, Chelsea M., Department of Geoscience, University of Montana, Missoula, MT 59801 and HENDRIX, Marc S., Department of Geoscience, University of Montana, Missoula, MT 59812, cmcfeeney@gmail.com, cmcfeeney@gmail.com

MARCHETTI, David W., Geology Program, Western State Colorado University, 600 N. Adams St, Gunnison, CO 81231, BAILEY, Christopher, Department of Geology, College of William & Mary, P.O. Box 8795, Williamsburg, VA 23187-8795 and HARRIS, M.Scott, Department of Geology and Environmental Sciences, College of Charleston, Charleston, SC 29424, dmarchetti@western.edu, dmarchetti@western.edu

MCLAUGHLIN, J. Fred, Carbon Management Institute, University of Wyoming, 1020 E. Lewis Street, Energy Innovation Center, Dept.4902, 1000 E. University Ave., Laramie, WY 82071, derf1@uwyo.edu, derf1@uwyo.edu

BRECKENRIDGE, Roy M., Idaho Geological Survey, University of Idaho, PO BOX 443014, Moscow, ID 83844-3014 and GARWOOD, Dean L., Idaho Geological Survey, 875 Perimeter Drive MS 3014, University of Idaho, Moscow, ID 83844-3014, roybreck@uidaho.edu, roybreck@uidaho.edu

VAN BUER, Nicholas J., Department of Geological and Environmental Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Stanford, CA 94305, vanbuer@stanford.edu, vanbuer@stanford.edu

DRENTH, Benjamin J., U.S. Geological Survey, MS 964 Denver Federal Center, Denver, CO 80225, THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225, GRAUCH, V.J.S., U.S. Geological Survey, Box 25046, DFC, MS 964, Denver, CO 80225 and RODRIGUEZ, Brian D., USGS, Box 25046, MS 964, Denver, CO 80225, bdrenth@usgs.gov, bdrenth@usgs.gov

PHILLIPS, William M., Idaho Geological Survey, University of Idaho, 875 Perimeter Dr MS 3014, Moscow, ID 83844-3014 and WELHAN, John, Idaho Geological Survey, Idaho State University, MS 8072, Pocatello, ID 83209-8072, phillips@uidaho.edu, phillips@uidaho.edu

RULEMAN, C.A., U.S. Geological Survey, P.O. Box 25046, Mail Stop 980, Denver, CO 80225, THOMPSON, Ren A., U.S. Geological Survey, Box 25046, DFC, MS 980, Denver, CO 80225 and SHROBA, Ralph R., U.S. Geol Survey, MS 980, Box 25046, Denver Federal Center, Denver, CO 80225, cruleman@usgs.gov, cruleman@usgs.gov

MCKEAN, Adam P.¹, KOWALLIS, Bart J.¹, CHRISTIANSEN, Eric¹ and BRADSHAW, Richard W.², (1)Department of Geological Sciences, Brigham Young University, Provo, UT 84602, (2)Ceoas, Oregon State University, 104 Wilkinson Hall, Corvallis, OR 97331, mckeana6@gmail.com, mckeana6@gmail.com

MAYERLE, Matthew and BROCK, Amy, Geology, Western Illinois University, 1 University Circle, Macomb, IL 61455, mw-mayerle@wiu.edu, mw-mayerle@wiu.edu

LONN, Jeffrey D., Montana Bureau of Mines and Geology, Montana Tech, 1300 W. Park Street, Butte, MT 59701, LEWIS, Reed S., Idaho Geological Survey, University of Idaho, 875 Perimeter Drive MS3014, Moscow, ID 83844-3014, BURMESTER, Russell F., Geology Department, Western Washington University, 516 High Street, Bellingham, WA 98225 and MCFADDAN, Mark D., Natural Sciences Division, North Idaho College, 1000 W. Garden Ave, Coeur d'Alene, ID 83814, reedl@uidaho.edu, reedl@uidaho.edu

ALWARD, William S. and BAUER, Robert L., Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211, wsakb4@mail.mizzou.edu, wsakb4@mail.mizzou.edu

ONKEN, Jill, Dept. of Geosciences, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721, COOK, Joseph P., Arizona Geological Survey, 416 W. Congress, #100, Tucson, AZ 85701-1381 and YOUBERG, Ann, Arizona Geological Survey, 416 W. Congress St, Tucson, AZ 85701, jonken@email.arizona.edu, jonken@email.arizona.edu

SAWYER, David A., USGS, MS 980, Box 25046, Denver, CO 80225, OBRADOVICH, John D., USGS, 13428 W Exposition Dr, Lakewood, CO 80228, SINGER, Brad S., Dept. Geology & Geophysics, University of Wisconsin, Madison, WI 53076, COBBAN, William A., USGS, 70 Estes St, Lakewood, CO 80226 and MCKINNEY, Kevin C., USGS, MS 975, Box 25046, Denver, CO 80225, dsawyer@usgs.gov, dsawyer@usgs.gov

FEINSTEIN, Rose A.¹, REID, Curtis A.¹ and GUCCIONE, Margaret J.², (1)Geology, University of Arkansas, 113 Ozark Hall, University of Arkansas, Fayetteville, AR 72701, (2)Department of Geosciences, University of Arkansas, OZAR-216, Fayetteville, AR 72701, rfeinst@uark.edu, rfeinst@uark.edu

RUNYON, Simone, Geography-Geology, Illinois State Univ, Campus Box 4400, Normal, IL 61761-4400 and MALONE, David H., Illinois State University, Normal, IL 61761, serunyo@ilstu.edu, serunyo@ilstu.edu

MCKINNEY, Kevin C., Core Science Systems, USGS, Denver Federal Center MS 975, Denver, CO 80225, BLOME, Charles D., U.S. Geological Survey, MS 980, Denver, CO 80225 and NUNN, Richard, USGS, Denver Federal Center MS 975, Denver, CO 80225, kcmckinney@usgs.gov, kcmckinney@usgs.gov

DIVINE, Dana P., Conservation and Survey Division, School of Natural Resources, University of Nebraska-Lincoln, 606 Hardin Hall, 3310 Holdrege St, Lincoln, NE 68583-0996, STEELE, Gregory V., U.S. Geological Survey, 5231 South 19th St, Lincoln, NE 68512, SMITH, Bruce D., U.S. Geological Survey, Denver Federal Center, Bld 20, ms964, Lakewood, CO 80225, EHRMAN, Richard L., Lower Platte South Natural Resources District, PO Box 83581, Lincoln, NE 68501 and KORUS, Jesse T., Conservation and Survey Division, School of Natural Resources, University of Nebraska-Lincoln, 624 Hardin Hall, 3310 Holdredge St, Lincoln, NE 68583-0995, ddivine2@unl.edu, ddivine2@unl.edu

CARLOCK, Drew, Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61761, THOMASON, Jason F., Illinois State Geological Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 615 E. Peabody Dr, Champaign, IL 61820 and MALONE, David, Geography-Geology, Illinois State Univ, Campus Box 4400, Normal, IL 61761-4400, drcarlo@ilstu.edu, drcarlo@ilstu.edu

CARLOCK, Drew, Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61761, MALONE, David, Geography-Geology, Illinois State Univ, Campus Box 4400, Normal, IL 61761-4400 and THOMASON, Jason F., Illinois State Geological Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 615 E. Peabody Dr, Champaign, IL 61820, drcarlo@ilstu.edu, drcarlo@ilstu.edu

BATTENHOUSE Jr, Thomas R., Dept. of Geosciences, The Pennsylvania State University, 3607 Oak Rd, Stow, OH 44224, PARIZEK, Richard R., Department of Geosciences, The Pennsylvania State University, 340 Deike Bldg, University Park, PA 16802, BOWEN, Scott, CIV 72 ABW/CEVPE, Tinker Air Force Base, 7701 Arnold St. Suite 204, Oklahoma City, OK 73145, FOX, Tad C., SAIC, 8866 Commons Blvd, Twinsburg, OH 44224 and VOORHIES, Nat, SAIC, 1000 Broadway, Suite 675, Oakland, CA 94607, txb112@psu.edu, txb112@psu.edu

COSTELLO, Daniel E., South Dakota Geologic Survey, 414 E Clark Street, Vermillion, SD 57069 and MILLER Jr, James D., Geological Sciences, University of Minnesota Duluth, 229 Heller Hall, 1114 Kirby Drive, Duluth, MN 55812, coste082@d.umn.edu, coste082@d.umn.edu

WAHL, Ronald R., U.S. Geological Survey, P.O. Box 25046 Mail Stop 980, Denver, CO 80225 and BLOME, Charles D., U.S. Geological Survey, MS 980, Denver, CO 80225, rwahl@usgs.gov, rwahl@usgs.gov

KELLOGG, Karl, U.S. Geol Survey, MS 980, P.O. Box 25046, Denver, CO 80225, kkellogg@usgs.gov, kkellogg@usgs.gov

FARLEY, Colin J.¹, LINDAMOOD, Edwin J.², HOWELL, Lance D.³, BAAK, Kacie, SMITH, Taryn⁵, HILDEBRANDT, Jordan, OWINYO, Michael⁵, CARRITT, Jeff⁶, FINLEY, Ashley⁷, BURT, Cinthia⁸, BARBERY, Monica⁹, MARKSON, Angela⁵ and HOLBROOK, John¹⁰, (1)Dept. of Earth and Environmental Sciences, University of Texas at Arlington, El Paso, TX, (2)Mansfield, TX 76063, (3)Arlington, TX 76063, (4)Arlington, TX, (5)Omaha, NE, (6)Fort Worth, TX, (7)Keller, TX, (8)Arlington, TX 76001, (9)Dept. of Earth and Environmental Sciences, The Univ of Texas at Arlington, Dept. of Earth and Environmental Sciences, University of Texas at Arlington, Arlington, TX 76019-0049, cjfarley@miners.utep.edu, cjfarley@miners.utep.edu

BERG, Richard C.¹, MCKAY III, E. Donald², CARRELL, Jennifer E.² and STIFF, Barbara J.², (1)Illinois State Geological Survey, 615 E. Peabody Dr, Champaign, IL 61820-6964, (2)Illinois State Geological Survey, 615 E. Peabody Dr, Champaign, IL 61820, berg@isgs.illinois.edu, berg@isgs.illinois.edu

KREMAN, Drew, Geosciences, University of Arkansas, Ozark Hall, Fayetteville, AR 72701 and HEINZEL, Chad, Earth Science, The University of Northern Iowa, Latham Hall, Cedar Falls, IA 50614, dkreman@uark.edu, dkreman@uark.edu

BABCOCK, Lori N., Geological Sciences, Michigan State University, 206 Natural Sciences, East Lansing, MI 48824, BAMPTON, Matthew, Geography/Anthropology, University of Southern Maine, Gorham, ME 04038, SWANSON, Mark T., Geosciences, University of Southern Maine, 115 Bailey Hall, 37 College Avenue, Gorham, ME 04038 and LIPIEC, Eva, Geology, Bucknell University, Lewisburg, PA 17837, babcoc86@msu.edu, babcoc86@msu.edu

MCCARTHY, Edward James, Geoscience, University of Massachusetts, 611 North Pleasant St, Amherst, MA 01003-9297, mccarthy@geo.umass.edu, mccarthy@geo.umass.edu

JORDAN, Eric W., Hatch Mott MacDonald, 475 Park Avenue South, 10th Floor, New York, NY 10014 and SEPULVEDA, Luis, URS Corporation, 5 Penn Plaza, 15th Floor, New York, NY 10001, eric.jordan@hatchmott.com, eric.jordan@hatchmott.com

SOUTHWORTH, Scott¹, SCHULTZ, Arthur P.¹, ALEINIKOFF, John N.², KUNK, Michael J.³, NAESER, Charles N.³, NAESER, Nancy¹, ESTABROOK, James¹ and MATHIEUX, Paul¹, (1)USGS, 926A National Center, Reston, VA 20192-0001, (2)USGS, Denver Federal Center, MS 963, Denver, CO 80225, (3)USGS, 926A National Center, Reston, VA 20192, ssouthwo@usgs.gov, ssouthwo@usgs.gov

WILSON, Crystal G. and CALLIHAN, Matthew, Geology, Appalachian State University, 195 Rankin Science, Boone, NC 28607, wilsoncg@appstate.edu, wilsoncg@appstate.edu

HIGGINS, Michael W., The Geologic Mapping Institute, 1752 Timber Bluff Drive, Clayton, GA 30525-6011 and CRAWFORD, Ralph F., The Geologic Mapping Institute, 1297 Briardale Lane, Atlanta, GA 30306, mhiggins@mindspring.com, mhiggins@mindspring.com

CRAWFORD, Ralph F., The Geologic Mapping Institute, 1297 Briardale Lane, Atlanta, GA 30306, HIGGINS, Michael W., The Geologic Mapping Institute, 1752 Timber Bluff Drive, Clayton, GA 30525-6011 and COOK, Robert B., Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, crawford@sprintmail.com, crawford@sprintmail.com

TULL, James F., Geological Sciences, Florida State University, Tallahassee, FL 32306, MUELLER, Paul A., Department of Geological Sciences, University of Florida, Gainesville, FL 32611, BARINEAU, Clinton I., Earth and Space Sciences, Columbus State University, 4225 University Avenue, Columbus, GA 31907-5645 and WOODEN, Joseph L., U. S. Geol Survey, 345 Middlefield Road, MS977, Menlo Park, CA 94025, tull@gly.fsu.edu, tull@gly.fsu.edu

RUSSELL, Gail S., Department of Geography and Geology, University of Southern Mississippi, 118 College Drive, Box 5044, Hattiesburg, MS 39406, Gail.Russell@usm.edu, Gail.Russell@usm.edu