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Rocky Mountain Section - 57th Annual Meeting (May 23–25, 2005)

Session No. 20
Wednesday, 25 May 2005: 1:00 PM-5:00 PM

S2. Selenium-Sodium-Salinity-Sediment in the Upper Colorado River Basin: Origins and Impacts II

 

Richard I. Grauch and Paul B. von Guerard, Conveners
Paper #
Start Time
1
1:00 PM
SALT AND SELENIUM IN MANCOS SHALE TERRANE ON THE GUNNISON GORGE NATIONAL CONSERVATION AREA, WESTERN COLORADO, USA
TUTTLE, M.L.W., U.S. Geol Survey, MS 964, Box 25046, Denver Federal Center, Denver, CO 80215, FAHY, J.W., U.S. Bureau of Reclamation, MS D-8240, Bldg. 56, Denver Federal Center, Denver, CO 80225, GRAUCH, R.I., U.S. Geol Survey, MS 973, Box 25046, Denver Federal Center, Denver, CO 80225 and STILLINGS, L.L., U.S. Geol Survey, MacKay School of Mines, MS 176, Reno, NV 89557, mtuttle@usgs.gov, mtuttle@usgs.gov
2
1:20 PM
PHYSICAL AND CHEMICAL INDICATORS OF WEATHERING IN SOILS OF THE MANCOS SHALE, GUNNISON GORGE NATIONAL CONSERVATION AREA, CO, USA
STILLINGS, Lisa L., U.S. Geol Survey, MS-176, University of Nevada-Reno, Reno, NV 89557-0047, TUTTLE, M.L.W., U.S. Geol Survey, MS 964, Box 25046, Denver Federal Center, Denver, CO 80215, GRAUCH, R.I., U.S. Geol Survey, MS 973, Box 25046, Denver Federal Center, Denver, CO 80225, FAHY, J.W., U.S. Bureau of Reclamation, MS D-8240, Bldg. 56, Denver Federal Center, Denver, CO 80225, BALL, Bridget A., U.S. Geol Survey, MS 973, Box 25046, Denver Federal Center, Denver, CO 80215 and LIVO, K. Eric, U.S. Geol Survey, M.S. 964 Box 25046 DFC, Denver, CO 80225, stilling@usgs.gov, stilling@usgs.gov
3
1:40 PM
CASE STUDY OF SELENIUM MOBILIZATION FROM MANCOS SHALE: RELATIONSHIP TO NITRATE CONTAMINATION
POTTORFF, Edward J.1, WICKHAM, Matthew P.1, WAPLES, Jacob S.1 and BERTRAM, Bruce2, (1)Golder Associates Inc, 44 Union Blvd, Suite 300, Lakewood, CO 80228, (2)Delta, CO 81416, jwaples@golder.com, jwaples@golder.com
 
2:00 PM
Break
4
2:20 PM
SELENIUM MOBILIZATION DURING A FLOOD EXPERIMENT IN A CONTAMINATED WETLAND, UPPER COLORADO RIVER BASIN, UTAH
NAFTZ, David, Water Resources Discipline, U.S. Geol Survey, 2329 Orton Circle, Salt Lake City, UT 84119, YAHNKE, James, Bureau of Reclamation, Denver Federal Center, D-8570, P.O. Box 25007, Denver, CO 80225, MILLER, Jerry, Bureau of Reclamation, Mail Room 6107, UC-242, 125 South State Street, Salt Lake City, UT 84138 and NOYES, Steve, Bureau of Reclamation, Provo Area Office, PRO-470 302 East 1860 South, Provo, UT 84606, dlnaftz@usgs.gov, dlnaftz@usgs.gov
5
2:40 PM
SELENIUM ECOLOGICAL EXPOSURE ASSESSMENT FOR KENNECOTT UTAH COPPER SOUTHSHORE WETLANDS
TOLL, John E., Toll Environmental, 4835 33rd Avenue NE, Seattle, WA 98105-4004, DEFOREST, David K., Parametrix, 411 108th Avenue NE, Suite 1800, Bellevue, WA 98004, FAIRBROTHER, Anne, Corvallis, OR 97333, BENNETT, Richard S., Duluth, MN 55804-2595, BRIX, Kevin V., EcoTox, 590 Ocean Drive, No. 2C, Key Biscayne, FL 33149 and ADAMS, William J., Rio Tinto, 5295 South 300 West, Murray, UT 84107, john@tollenvironmental.com, john@tollenvironmental.com
6
3:00 PM
CALCULATING SITE-SPECIFIC SELENIUM WATER QUALITY STANDARDS FOR PROTECTING FISH AND BIRDS
TOLL, John E., Toll Environmental, 4835 33rd Avenue NE, Seattle, WA 98105-4004, TEAR, Lucinda M., 3115 NE 80th St, Seattle, WA 98115, DEFOREST, David K., Parametrix, 411 108th Avenue NE, Suite 1800, Bellevue, WA 98004, BRIX, Kevin V., EcoTox, 590 Ocean Drive, No. 2C, Key Biscayne, FL 33149 and ADAMS, William J., Rio Tinto, 5295 South 300 West, Murray, UT 84107, john@tollenvironmental.com, john@tollenvironmental.com
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