Five short period seismometers are now installed at the summit of Axial Volcano at the Eastern Caldera subsite (MJ03E), and near the ASHES (MJ03B) hydrothermal field, and Central Caldera, and at the International Disrtic Hydrothermal Field (MJ03D).
Three broadband seismometers are now installed, one at the base of Axial Seamount (PN3A), and two at the summit of Axial Seamount at the Eastern Caldera Site and Central Caldera Site.