VolcanoYT

Disaster Monitoring

Earthquake RAT ISLANDS, ALEUTIAN ISLANDS

Thu, 20 Aug 2026 02:45:04 GMT

Time4 days ago
Location
50.9530, 178.7160
Depth
18.5 KM

Event Summary

A 4.2 magnitude earthquake struck on RAT ISLANDS, ALEUTIAN ISLANDS, at Thu, 20 Aug 2026 02:45:04 GMT. Depth: 18.5km. Reviewed by AK seismologists, this light quake occurred at a magnitude type of ml.

Magnitude
4.2
ml
Map of RAT ISLANDS, ALEUTIAN ISLANDS
Source
AK
Intensity
-

Agency Reports

2 Sources
SourceMagnitudeDepthTime
AKPrimary4.219 km
4 days ago
USGS4.219 km
4 days ago0s

Earthquake Details

Automatic
Event IDemsc_ak_20260820_0000106
QualityS
Tsunami PotentialNo
Magnitude Typeml
Last Update4 days ago
Used Stations97

Felt Reports0

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