Disasters · Earthquake

M3.1 · United States

First tracked 15 September 2026 · Last updated 15 September 2026

M3.1

Magnitude

20 km

Depth

Tsunami flag

An M3.1 earthquake occurred 257 km south-southwest of Adak, Alaska at a depth of 20 km. No tsunami was generated.

Source

Coverage

News coverage via The GDELT Project · not a source for this event’s data

Coverage not checked yet.

Source: USGS · figures reported · Reviewed