A BRIEF LIFESPAN FOR ASH CREEK BUTTE, CALIFORNIA
PIVARUNAS, Anthony, U.S. Geological Survey, Geology Minerals Energy and Geophysics Science Center, Moffett Field, CA 94043, BLATTER, Dawnika, USGS, Volcano Science Center CalVO, 345 Middlefield Rd, Menlo Park, CA 94025-3561 and CALVERT, Andrew, USGS, Volcano Science Center, 345 Middlefield Road, Menlo Park, CA 94025-0000