A Tale of Two Very Large Avalanches: Probing the Limits of Seismoacoustic Avalanche Characterization on Iliamna Volcano, Alaska

Liam D Toney1, David Fee1, Kate Allstadt2, Matthew M Haney3 and Robin S Matoza4, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (2)USGS Geologic Hazards Science Center, Golden, CO, United States, (3)USGS Alaska Volcano Observatory, Anchorage, AK, United States, (4)University of California, Santa Barbara, Department of Earth Science and Earth Research Institute, Santa Barbara, CA, United States