Freysteinn Sigmundsson¹, Virginie Pinel², Ronni Grapenthin³, Andrew J Hooper⁴, Saemundur A Halldorsson⁵, Pall Einarsson⁶, Benedikt Ofeigsson⁷, Elias Rafn Heimisson⁸, Kristín Jónsdóttir⁷, Magnus Tumi Gudmundsson⁹, Kristin S Vogfjord¹⁰, Michelle Parks⁷, Siqi Li¹, Vincent Drouin¹, Halldor Geirsson¹¹, Stephanie Dumont¹, Tim J Wright¹² and Tadashi Yamasaki¹³, (1)University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland, (2)ISTerre Institute of Earth Sciences, Saint Martin d'Hères, France, (3)University of California Berkeley, Berkeley, CA, United States, (4)University of Leeds, COMET, School Earth and Environment, Leeds, United Kingdom, (5)SIO-UCSD, La Jolla, CA, United States, (6)Science Institute, University of Iceland, Nordic Volcanological Center, Institute of Earth Sciences, Reykjavik, Iceland, (7)Icelandic Meteorological Office, Reykjavik, Iceland, (8)University of Iceland, Reykjavik, Iceland, (9)University of Iceland, Institute of Earth Sciences, Reykjavik, Iceland, (10)Icelandic Meteorological Offic, Reykjavik, Iceland, (11)University of Iceland, Faculty of Earth Sciences, Reykjavik, Iceland, (12)University of Leeds, COMET, School of Earth and Environment, Leeds, United Kingdom, (13)University of Leeds, Leeds, LS2, United Kingdom