Aftershock

Earth

Aftershock analysis refutes claims of world’s deepest earthquake

Overview of the study area. Credit: The Seismic Record (2025). DOI: 10.1785/0320240035 The 7.9-magnitude Bonin Islands earthquake series that occurred in May 2015 caused ruptures deep underground near the base of the upper mantle, while record-breaking events in the lower mantle, according to research published in The Seismic Record. Aftershocks that spread to such depths were not included. When Hao…