USGSSeptember 3, 2026
M6.3 earthquake, 84 km SSW of Nikolski, Alaska
A magnitude 6.3 earthquake was recorded 84 km SSW of Nikolski, Alaska at a depth of 35 km, according to the U.S. Geological Survey. It was the 8,488th earthquake of magnitude 2.5 or more the USGS located in and near the U.S. in 2026, against 12,608 a year on average in 2016-2025.
M6.3
The notice
- Issued by
- U.S. Geological Survey
- Area
- 84 km SSW of Nikolski, Alaska
- State
- Alaska
- Magnitude
- 6.3 (moment magnitude)
- Depth
- 35.0 km
- Time
- 2026-09-03 11:17:24 UTC
- Felt reports
- 2 people told the USGS they felt it (strongest reported intensity 5)
- Status
- reviewed by a seismologist
- Tsunami
- the event carries the USGS tsunami flag: check the Tsunami Warning Centers
- Epicentre
- 52.258, -169.409
- Official source
- U.S. Geological Survey: the notice at its source
Warnings and earthquakes in AlaskaEarthquakes, September 2026
Source: U.S. Geological Survey: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.