Update: Seismic activity on Sept. 23 – 5.0 magnitude earthquake close to Mariana Islands region detected

Published Oct 15, 2026

A 5.0 magnitude quake occurred near Mariana Islands region on Wednesday night, according to the U.S. Geological Survey.

The USGS reported a tremor in the region at 13:01 UTC (23:01 local time). The epicenter was of Mariana Islands region, at a depth of 307 km.

Did you feel it?

If you felt the earthquake, you can report it via the USGS Felt Report form.

Source: The U.S. Geological Survey