Corinne Elisabeth Layland-Bachmann, Lawrence Berkeley National Laboratory, Berkeley, CA, United States, William Foxall, Lawrence Berkeley National Laboratory, Earth and Environmental Sciences, Berkeley, CA, United States and Jean b Savy, SRC, Oakland, CA, United States

Brandon Schmandt¹, Margaret Elizabeth Glasgow¹, Ruijia Wang² and Eric Kiser^3,4, (1)University of New Mexico Main Campus, Albuquerque, NM, United States, (2)University of New Mexico, Earth & Planetary Sciences, Albuquerque, United States, (3)Rice University, Earth Science Department, Houston, TX, United States, (4)University of Arizona, Department of Geosciences, Tucson, AZ, United States

Seyyedmaalek Momeni, The Abdus Salam ICTP, Earth System Physics, Trieste, Italy; Swiss Federal Institute of Technology Lausanne, Geo-Energy Lab – Gaznat Chair on Geo-Energy, Lausanne, Switzerland and Raul Madariaga, Ecole Normale Superieure, Department of Geosciences, 75015 Paris, France

Hugo Sánchez-Reyes, ISTerre Institute of Earth Sciences, Saint Martin d'Hères, France and Piero Poli, CNRS, Grenoble Cedex 9, France

Vivian Tang, Northwestern University, Department of Earth and Planetary Sciences, Evanston, IL, United States, Boris Rösler, Northwestern University, Evanston, IL, United States, Suzan van der Lee, Northwestern Univ, Evanston, IL, United States and Zooniverse Volunteer Scientists

Mayank Dixit¹, Abhey Ram Bansal², Ravi Kumar^1,3, Santosh Kumar¹ and Satybir Teotia⁴, (1)Institute of Seismological Research, Gandhinagar, India, (2)CSIR - National Geophysical Research Institute, Hyderabad, India, (3)N.G.R.I., Hyderabad, India, (4)Kurukshetra University, Department of Geophysics, Kurukshetra, India

Almudena Sanchez De La Muela Garzon¹, James Hammond¹, Thomas M Mitchell², Ashley Stanton-Yonge³, Jose M Cembrano⁴, Rebecca Pearce⁵, Max Moorkamp⁶, W. Ashley Griffith⁷, Jonathan Daniel Smith⁸ and Neill Marshall⁹, (1)Birkbeck, University of London, London, WC1E, United Kingdom, (2)University College London, Department of Earth Sciences, London, United Kingdom, (3)University College London, Earth Sciences, London, United Kingdom, (4)Pontifical Catholic University of Chile, Santiago, Chile, (5)University College London, London, United Kingdom, (6)University of Leicester, Leicester, LE1, United Kingdom, (7)The Ohio State University, School of Earth Sciences, Columbus, OH, United States, (8)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States, (9)University of Oxford, Earth Sciences, Oxford, United Kingdom

Matthew M Haney, U.S. Geological Survey Alaska Volcano Observatory, Anchorage, AK, United States, Scott Stihler, University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, John A Power, USGS, Alaska Volcano Observatory, Anchorage, AK, United States, Stephanie G Prejean, Alaska Volcano Observatory Anchorage, Anchorage, AK, United States, Ronni Grapenthin, University of Alaska Fairbanks, Geophysical Institute, Fairbanks, United States and David James Miller, University of Wisconsin, Madison, WI, United States