Geophysical Events Geophysical Event M 7.8 Petropavlovsk-Kamchatsky, Russia September 18, 2025 · 18:58 UTC Image Magnitude M 7.8 A magnitude 7.8 aftershock occurred near the location of the July 29 M 8.8 earthquake. Event Overview 0 Data 1 GNSS Data Access Data availability at nearby GNSS stations. observablehq.com View Download image Close
