ScienceNotableReportedDeveloping
4.9
Volcano in USA: 90+ quakes, new magma intrusion under summit
InfobaeLO·US·about 14 hours ago
A magnitude 4.8 earthquake occurred at 04:16 UTC on 2026-09-29 in the remote South Sandwich Islands region at a depth of 35 km. No damage or tsunami risk is expected given the magnitude and remote location. This is a routine seismic event with no significant geopolitical or market implications.