Disasters · Earthquake

M6.3 · United States

First tracked 3 September 2026 · Last updated 4 September 2026

In United States

M6.3

Magnitude

35 km

Depth

Few people affected in MMI -

Exposure detail

Yes

Tsunami flag

An M6.3 earthquake occurred 81 km southwest of Nikolski, Alaska, at a depth of 35 km. The quake triggered a tsunami warning and generated 3 felt reports, with a PAGER alert level of green and an estimated population exposure of 2.

Sources

USGS ↗GDACS ↗

Coverage

via The GDELT Project

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

Coverage not checked yet.

Source: USGS & GDACS · figures reported · Reviewed