Mammoth Mountain South Side fumarole (California, USA)

Mammoth Mountain volcano, California

Volcano: Mammoth Mountain (see Mammoth Mountain at the Smithsonian Institution website in a new tab)
Type: Soil Diffuse Emission
Description: Mammoth Mountain, California, is a dacitic volcano that has experienced several periods of unrest since 1989.Fumarolic activity on the north side of Mammoth Mountain and a warm zone on the south suggest the presence of a small isolated hydrothermal system in the shallow subsurface.

Point of contact for this site:
Cynthia Werner, (U.S. Geological Survey, Alaska Volcano Observatory)

Number of measurements: 3
Measurement date (d/m/y) Added by Added on
South Side fumarole_011020091/10/2009 Emanuela Bagnato Sept. 28, 2016
South Side fumarole_010120081/1/2008 Emanuela Bagnato Sept. 28, 2016
South Side fumarole_1609201116/9/2011 Emanuela Bagnato Sept. 28, 2016

Bibliographic references for this site

Werner Cynthia, Deborah Bergfeld, Christopher D. Farrar, Michael P. Doukas, Peter J. Kelly, Christoph Kern, 2014,Decadal-scale variability of diffuse CO2 emissions and seismicity revealed from long-term monitoring (1995–2013) at Mammoth Mountain, California, USA, Journal of Volcanology and Geothermal Research, vol.289, pp. 51–63, DOI:

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