D. Bergfeld
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
2009
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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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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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USE OF NOBLE GAS GEOCHEMISTRY AND TRACE ELEMENT ANALYSIS TO DETERMINE IF MODERN GEOTHERMAL WATERS ARE RESPONSIBLE FOR ASSOCIATED EPITHERMAL AU DEPOSITS
T204 Magmas and Volatiles: Linking Granites, Volcanoes, Geothermal Systems, and Mineral Deposits IITuesday, 20 October 20091:30 PM - 5:30 PME143/144
2007
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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