William Evans
U.S. Geological Survey, Menlo Park, CA
Activity
2021
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GEOCHEMICAL AND HYDROLOGIC MONITORING OF THE HYDROTHERMAL SYSTEM IN LONG VALLEY CALDERA, EASTERN CALIFORNIA
14 Quaternary Volcanic Centers of the CordilleraFriday, 14 May 20218:30 AM - 12:30 PMMackay School of Earth Sciences & Engineering Room
2014
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ACCUMULATION AND LEAKAGE OF CO2 IN VOLCANIC TERRAINS
T256 Natural Carbon Dioxide Accumulations as Analogs for Geologic StorageTuesday, 21 October 20141:00 PM - 5:00 PM205/206
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USGS / NATIONAL PARK SERVICE HYDROTHERMAL RESEARCH AND MONITORING IN THE VOLCANO PARKS
T70 Geology and Hydrology of the National Parks: Research, Mapping, and Resource Management IISunday, 19 October 20141:00 PM - 5:00 PM214
2013
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EPISODIC CHANGES IN HYDROTHERMAL DISCHARGE: SOME EXAMPLES FROM THE WESTERN UNITED STATES
T108 Fluids, Stress, and Episodicity in Subduction Settings: What We Need to KnowMonday, 28 October 20138:00 AM - 12:00 PMRoom 401
2011
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GEOTHERMAL SOLUTE FLUX MONITORING USING ELECTRICAL CONDUCTIVITY IN THE FIREHOLE RIVER, YELLOWSTONE NATIONAL PARK
T40 Sources, Transport, and Fate of Trace and Toxic Elements in the Environment (Posters)Sunday, 9 October 20119:00 AM - 6:00 PMHall C
2009
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STABLE CARBON ISOTOPES OF CO2 AT VOLCANOES OF THE CASCADE ARC
T155 Hydrothermal Systems and Volatile Emissions of Volcanic ArcsTuesday, 20 October 20098:00 AM - 12:00 PMB117/118/119
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HYDROTHERMAL SYSTEM RESPONSE TO THE 2004-2008 ERUPTION AT MOUNT ST. HELENS, WA
T155 Hydrothermal Systems and Volatile Emissions of Volcanic ArcsTuesday, 20 October 20098:00 AM - 12:00 PMB117/118/119
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TRACKING INTRUSIONS BENEATH THE YELLOWSTONE CALDERA WITH GAS GEOCHEMISTRY
T204 Magmas and Volatiles: Linking Granites, Volcanoes, Geothermal Systems, and Mineral Deposits IITuesday, 20 October 20091:30 PM - 5:30 PME143/144
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PRECURSORY GAS EMISSIONS TO THE INITIAL MAGMATIC ERUPTION OF REDOUBT VOLCANO (ALASKA) IN 2009
T184 Hydrothermal Systems and Volatile Emissions of Volcanic Arcs (Posters)Tuesday, 20 October 20099:00 AM - 6:00 PMHall A
2008
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Gas Sources and Source Volumes at Mammoth Mountain Volcano CA
331 Mineralogy/Crystallography; Petrology, Experimental; Igneous; MetamorphicThursday, 9 October 20088:00 AM - 12:00 PM
2007
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ROLES OF SLAB WINDOW MIGRATION, FAULT GEOMETRY AND TECTONIC WEDGING IN CRUSTAL EVOLUTION EAST OF THE NORTHERN SAN ANDREAS FAULT
T181 Active and Ancient Tectonics along the Northern Cordillera Margin—Magmatism, Deformation, Metamorphism, and Basin Development (Posters)Tuesday, 30 October 20071:30 PM - 5:30 PM
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QUIESCENT DEGASSING OF MT. BAKER VOLCANO, WASHINGTON, USA
26 Holocene Volcanic and Glacial Geology at Mount Baker, Washington: Reports from On-Going Field StudiesSunday, 6 May 20078:00 AM - 12:00 PM
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MAPPING CARBON DIOXIDE HAZARDS IN VOLCANIC AREAS -- LESSONS LEARNED AT MAMMOTH MOUNTAIN, CALIFORNIA
13 Engineering Geologic Challenges in the Pacific Northwest and CordilleraSaturday, 5 May 20078:00 AM - 12:00 PM
2003
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HYDROTHERMAL DISCHARGE FROM VOLCANIC AREAS IN THE WESTERN UNITED STATES
201 Hydrogeology IV: Western U.S. HydrogeologyWednesday, 5 November 20038:00 AM - 12:00 PM
2002
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LONG- AND SHORT-TERM INTRUSION RATES IN THE THREE SISTERS REGION, CENTRAL OREGON CASCADE RANGE
T231 Mass and Energy Transport in Groundwater: In Memory of Patrick DomenicoWednesday, 30 October 20021:30 PM - 5:30 PM
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MAGMA INTRUSION RATE IN THE THREE SISTERS AREA OF THE CENTRAL OREGON CASCADES INFERRED BY DIFFERENT METHODS
35 Hazards and Risks from Cascade VolcanoesWednesday, 15 May 20028:00 AM - 12:00 PM