Update: Earthquake strikes region close to Nikolski, AK on Sept. 4 – 5.2 magnitude reported

Published Oct 2, 2025

ALEUTIANS WEST CENSUS AREA, AK — Thursday morning, a 5.2 magnitude quake was registered close to Nikolski, according to the U.S. Geological Survey.

At 7:01 p.m. (8:01 a.m. local time), the area was hit by a tremor. The earthquake shook at a depth of 22 miles, with its epicenter approximately 58 miles south-southwest of Nikolski. The magnitude was originally reported as 5.1 but later upgraded to 5.2.

The National Tsunami Center has released a Tsunami statement in connection with the quake. For the latest updates, please visit tsunami.gov.

Did you feel it?

If you felt the tremor, you can share your experience using the USGS Felt Report form.

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Quakes last week

In the past week, the area has experienced eight quakes of magnitude 2.5 or above, two of them larger than magnitude 5.5. The largest one was a 5.9 earthquake that was detected in the same region one day ago.

Source: The U.S. Geological Survey