WO-041 — 10:00 – 10:15

UNDERSTANDING MERCURY DYNAMICS AND OPPORTUNITIES FOR REMEDIATION AT THE HISTORICAL BLACK BUTTE MINE IN OREGON, USA

Authors: THOMS, Bryn 1 ; ECKLEY, Chris 2 ; LUXTON, Todd 3 ; YOUNG, Howard 4 ; COFFEY, Scott 5 ; DENT, Stephen 6 ; GIAUDRONE, Dominic 4 ; MCKERNAN, John 3 ; TOMTEN, Dave 7 ; TURNBLOM, Susan 1 ;
(1) Oregon Department of Environmental Quality, Eugene, OR, USA; (2) US Environmental Protection Agency, Seattle, WA, USA; (3) US Environmental Protection Agency, Cincinnati, OH, USA; (4) CDM Smith, Bellevue, WA, USA; (5) CDM Smith, Seattle, WA, USA; (6) CDM Smith, Portland, OR, USA; (7) US Environmental Protection Agency, Boise, ID, USA

WO-042 — 10:15 – 10:30

RELEASE OF MERCURY FROM MINE IMPACTED WATERSHEDS BY EXTREME EVENTS RESULTING FROM CLIMATE CHANGE

Authors: RYTUBA, James 1 ;
(1) US Geological Survey, Menlo Park, CA, USA

WO-043 — 10:30 – 10:45

WETLANDS ENHANCE METHYLMERCURY CONCENTRATIONS AT A LEGACY MINE SITE IN CENTRAL IDAHO, UNITED STATES

Authors: HOLLOWAY, JoAnn 1 ; PRIBIL, Michael 1 ; RUTHERFORD JR, Danny 1 ; KRABBENHOFT, David 2 ; DEWILD, John 2 ;
(1) U.S. Geological Survey, Denver, CO, United States; (2) U.S. Geological Survey, Middleton, WI, United States

WO-044 — 10:45 – 11:00

TRACING HG MOBILITY AND DISTRIBUTION IN A HISTORICAL MERCURY MINING ECOSYSTEM: FROM CALCINE TO BULL TROUT AND SAMPLES IN BETWEEN

Authors: PRIBIL, Michael 1 ; RUTHERFORD, Danny 1 ; HOLLOWAY, JoAnn 1 ; TODD, Andrew 1 ; MCGEE, Ben 1 ; KRAUS, Johanna 1 ;
(1) US Geological Survey, Denver, CO, USA

WO-045 — 11:00 – 11:15

CLIMATE INFLUENCES ON IMPORTANCE OF LEGACY SITES AS MERCURY SOURCES ON THE WATERSHED SCALE

Authors: FLANDERS, JR 1 ; MUELHOEFER, Todd 2 ;
(1) AECOM, Conshohocken, PA, USA; (2) El Paso Merchant Energy-Petroleum Company, Colorado Springs, CO, USA

WO-046 — 11:15 – 11:30

SEDIMENT AND MERCURY LOADS TO HUMBUG CREEK: A SIERRA NEVADA TRIBUTARY IMPACTED BY THE MALAKOFF DIGGINS HYDRAULIC MINE

Authors: MONOHAN, Carrie 1 ; NEPAL, Harihar 2 ; BROWN, David 3 ;
(1) The Sierra Fund and California State University, Chico, Nevada City, CA, USA; (2) USGS, Sparks, NV, USA; (3) California State University, Chico, Chico, CA, USA

WO-047 — 11:30 – 11:45

LEGACY MINING MERCURY RELEASES IN A RECOVERING WETLAND LANDSCAPE (UPPER PENINSULA, MICHIGAN)

Authors: KERFOOT, W . 1 ; URBAN, Noel 2 ; ROSSMANN, Ronald 3 ; ZHANG, Huanxin 4 ;
(1) Department of Biological Sciences, Michigan Technological University, Houghton, Michigan, USA; (2) Department of Civil & Environmental Engineering, Michigan Technological University, Houghton, Michigan, USA; (3) U.S. EPA, Mid-Continent Ecology Division, Large Lakes Research Station, Grosse Ile, Michigan, USA; (4) Department of Geological & Mining Engineering & Sciences, Michigan Technological University, Houghton, Michigan, USA

WO-048 — 11:45 – 12:00

CAN NATIVE PLANT SPECIES IN COMBINATION WITH A LOW-DOSE SELENIUM (SE) ADDITIVE BE USED FOR PHYTOSTABILIZATION OF MERCURY (HG) AND ARSENIC (AS) CONTAMINATED MINING WASTE?

Authors: CHAPMAN, Emily 1 ; MOORE, Christine 2 ; CAMPBELL, Linda 1 ;
(1) Saint Mary's University, Halifax, NS, Canada; (2) Intrinsik Corp., Halifax, NS, Canada