USGSSeptember 20, 2026
M4.6 earthquake, 102 km WSW of Nikolski, Alaska
A magnitude 4.6 earthquake was recorded 102 km WSW of Nikolski, Alaska at a depth of 87 km, according to the U.S. Geological Survey. It was the 9,217th 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.
M4.6
The notice
- Issued by
- U.S. Geological Survey
- Area
- 102 km WSW of Nikolski, Alaska
- State
- Alaska
- Magnitude
- 4.6 (body-wave magnitude)
- Depth
- 87.3 km
- Time
- 2026-09-20 13:55:47 UTC
- Status
- reviewed by a seismologist
- Epicentre
- 52.750, -170.347
- Official source
- U.S. Geological Survey: the notice at its source
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.