Earthquake UNIMAK ISLAND REGION, ALASKA
Fri, 21 Aug 2026 03:14:24 GMT
Time2 days ago
Location
53.9496, -163.3413
Depth
30.9 KM
Event Summary
A 4.2 magnitude earthquake struck on UNIMAK ISLAND REGION, ALASKA, at Fri, 21 Aug 2026 03:14:24 GMT. Depth: 30.9km. Reviewed by NEIC seismologists, this light quake occurred at a magnitude type of mb.
Magnitude
4.2
mb
Source
NEIC
Intensity
I
Agency Reports
3 Sources| Source | Magnitude | Depth | Time |
|---|---|---|---|
| AKPrimary | 4.1 | 13 km | 2 days ago |
| NEIC | 4.2 | 31 km | 2 days ago+1s |
| USGS | 4.2 | 31 km | 2 days ago+1s |
Earthquake Details
AutomaticEvent IDemsc_neic_20260821_0000063
QualityS
Tsunami PotentialNo
Magnitude Typemb
Last Update2 days ago
Used Stations32
Felt Reports0
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