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M2.5 earthquake — 238 km W of Adak, Alaska

M2.5 earthquake near 238 km W of Adak, Alaska

An magnitude 2.5 earthquake occurred 238 km W of Adak, Alaska on Aug 23, 2026 at 20:13 UTC. The epicenter was at a depth of 184 km — an intermediate-depth earthquake. Intermediate quakes spread their energy over a wider area and are often felt across a broad region.

Event data

MagnitudeM2.5
Depth183.8 km
Coordinates52.001, 179.911
TimeAug 23, 20:13 UTC
Location238 km W of Adak, Alaska
USGS event IDaka2026qrtpin

What this magnitude typically means

Very small earthquakes are usually only detected by instruments and are rarely felt. They are a normal part of background seismic activity. Tremor does not compute a single local shaking figure here, because how strong a quake feels at any address depends on distance, depth and local geology — open the interactive globe to explore the ShakeMap and estimated intensity.

Nearby recent earthquakes

MagnitudeDistanceTime (UTC)Location
M2.968 kmAug 26, 04:55 UTC291 km W of Adak, Alaska
M2.899 kmAug 27, 04:55 UTCRat Islands, Aleutian Islands, Alaska
M3.2118 kmAug 26, 15:52 UTCRat Islands, Aleutian Islands, Alaska
M2.6125 kmAug 24, 20:25 UTCRat Islands, Aleutian Islands, Alaska
M2.7128 kmAug 24, 04:01 UTC191 km WSW of Adak, Alaska
M3.0147 kmAug 23, 23:42 UTCRat Islands, Aleutian Islands, Alaska

Earthquake activity in this area

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Source: USGS earthquake catalog. Automated readings may be revised. Not for emergency use.