William H Schulz¹, K. Stephen Hughes², Erin Bessette-Kirton³, Corina Cerovski-Darriau⁴, Gabriel O Martinez Milian⁵, Desireé Bayouth Garcia⁶, Matthew A. Thomas³ and Rex L Baum⁷, (1)USGS Geologic Hazards Science Center, Golden, CO, United States, (2)University of Puerto Rico Mayaguez, Department of Geology, Mayaguez, PR, United States, (3)USGS, Geologic Hazards Science Center, Golden, CO, United States, (4)USGS, Geology Minerals Energy and Geophysics Science Center, Menlo Park, CA, United States, (5)University of Puerto Rico Mayaguez, Mayaguez, United States, (6)University of Puerto Rico Mayaguez, Department of Geology, Mayaguez, United States, (7)U.S. Geological Survey, Denver, CO, United States