The Geological Society of America
2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013)
Denver, Colorado, USA

RIMSTIDT, J. Donald, Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061 and CARABALLO, Manuel A., Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, jdr02@vt.edu

DURÃES, Nuno¹, BOBOS, Iuliu² and FERREIRA DA SILVA, Eduardo¹, (1)GeoBioTec - Departamento de Geociências, Universidade de Aveiro, Departamento de Geociências, Campus de Santiago, Aveiro, 3810-193, Portugal, (2)Departamento de Geociências, Ambiente e Ordenamento do Território and Centro de Geologia da Universidade do Porto, Faculdade de Ciências da Universidade do Porto, Rua do Campo Alegre, 687, Porto, 4169-007, Portugal, nunoduraes@ua.pt

JARVIS, Adam P., DAVIS, Jane E., ORME, Patrick H.A. and GANDY, Catherine J., School of Civil Engineering & Geosciences, Newcastle University, Devonshire Building, Claremont Road, Newcastle upon Tyne, NE17RU, United Kingdom, adam.jarvis@newcastle.ac.uk

WALTON-DAY, Katie¹, MILLS, Taylor J.¹, AMUNDSON Jr, Adolph L.², DEE, Kato T.³ and SMEINS, Melissa⁴, (1)U.S. Geological Survey, Box 25046, MS415, Denver Federal Center, Denver, CO 80225, (2)Colorado Division of Reclamation, Mining, and Safety, 1313 Sherman St, Room 215, Denver, CO 80203, (3)Natural Resources Management, Colorado Mountain College, 901 S. Highway 24, Leadville, CO 80461, (4)Bureau of Land Management, 3028 East Main Street, Canon City, CO 81212, kwaltond@usgs.gov

RUNKEL, Robert L.¹, WALTON-DAY, Katherine², NIMICK, David A.³, FULLER, Christopher C.⁴, CAIN, Daniel J.⁴ and HORNBERGER, Michelle I.⁴, (1)U.S. Geological Survey, Toxics Substances Hydrology Program, 3215 Marine St., Suite E127, Boulder, CO 80303, (2)U.S. Geological Survey, Box 25046, MS415, Denver Federal Center, Denver, CO 80225, (3)U.S. Geological Survey, 3162 Bozeman Avenue, Helena, MT 59601, (4)U.S. Geological Survey, Bldg 15 McKelvey Building, 345 Middlefield Road, Menlo Park, CA 94025-3561, runkel@usgs.gov

ROOT, Robert A.¹, HAYES, Sarah M.², HAMMOND, Corin¹, MAIER, Raina M.¹ and CHOROVER, Jon³, (1)Soil, Water and Environmental Science, University of Arizona, Shantz bldg 38, Box 210038, Tucson, AZ 85721, (2)Department of Chemistry and Biochemistry, University of Alaska Fairbanks, 900 Yukon Dr, Rm 194, Fairbanks, AK 99775, (3)Department of Soil, Water and Environmental Science, University of Arizona, 525 Shantz Bldg, Tucson, AZ 85721-0038, robroot.az@gmail.com

ALPERS, Charles N.¹, NORDSTROM, D. Kirk², CAMPBELL, Kate M.², SPITZLEY, John³, BUNTE, David³ and SICKLES, James⁴, (1)U.S. Geological Survey, California Water Science Center, 6000 J St, Placer Hall, Sacramento, CA 95819, (2)U.S. Geological Survey, 3215 Marine St, Boulder, CO 80303, (3)CH2M Hill, 2525 Airpark Dr, Redding, CA 95001, (4)U.S. Environmental Protection Agency, Region IX, 75 Hawthorne St, San Francisco, CA 94105, cnalpers@usgs.gov

CAMPBELL, Kate M., Water Resources Division, U.S. Geological Survey, Boulder, CO 80303, ALPERS, Charles N., U.S. Geological Survey, California Water Science Center, 6000 J St, Placer Hall, Sacramento, CA 95819, NORDSTROM, D. Kirk, U.S. Geological Survey, Boulder Labs, 3215 Marine St, Boulder, CO 80303, BLUM, Alex E., US Geological Survey, WRD, 3215 Marine St, Marine Street Science Center, Boulder, CO 80303 and WILLIAMS, Amy J., Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616, kcampbell@usgs.gov

MAEST, A.S., Buka Environmental, 941 8th Street, Boulder, CO 80302, aamaest@gmail.com

GAMMONS, Christopher H., Geological Engineering, Montana Tech, Butte, MT 59701, WILLIAMS, George P., Chemistry and Geochemistry, Montana Tech, Butte, MT 59701 and PARKER, Stephen R., Chemistry and Geochemistry, Montana Tech of The University of Montana, 1300 West Park St, Butte, MT 59701, cgammons@mtech.edu

CRAVOTTA III, Charles A., Pennsylvania Water Science Center, U.S. Geological Survey, 215 Limekiln Rd, New Cumberland, PA 17070, cravotta@usgs.gov

BLOWES, David¹, PTACEK, Carol J.¹, MONCUR, Michael², LINDSAY, Matthew B.J.³, AMOS, Richard T.¹, MAYER, K. Ulrich⁴, SMITH, Leslie⁵ and SEGO, David C.⁶, (1)Earth and Environmental Sciences, University of Waterloo, Waterloo, ON N2L 3G1, Canada, (2)Alberta Innovates-Technology Futures, Calgary, AB T2L 2A6, Canada, (3)Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada, (4)Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, Vancouver, BC V6T1Z4, Canada, (5)Earth and Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, (6)Civil and Environmental Engineering, University of Alberta, Edmonton, AB T6G 2W2, Canada, blowes@uwaterloo.ca

GLYNN, Pierre D., JENTER, Harry, SHAPIRO, Carl and GOVONI, David, Department of Interior, US Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, pglynn@usgs.gov