2.5

M2.5 Earthquake 54 km ESE of Atka, Alaska — October 21, 2026

2026-10-21 02:42:23 UTC (2 days ago) · approx. 2:42 PM UTC-12 local

MagnitudeM2.5(ml)
Time02:42 UTC≈ 2:42 PM UTC-12
Depth75.4 kmintermediate depth
Coordinates52.027°, -173.447°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.03°, -173.45°

Earthquake Details

Magnitude
2.5 ml
Depth
75.4 km
intermediate depth
Location
52.0270°N
-173.4470°E

Technical Information

Event ID
aka2026uvjvhv
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
14
Azimuthal Gap
200.0°
Min Station Distance
0.500°
RMS Residual
0.40 sec
Last Updated
2026-10-23 19:43:34 UTC

Nearby Earthquakes (Last 7 Days)

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2.6
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3.1
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2.9
186 km S of Atka, Alaska
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3.1
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3 days ago · 0.0 km deep
3.2
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3.4
54 km S of Adak, Alaska
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2.5
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Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026uvjvhv). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 21, 2026). M2.5 Earthquake 54 km ESE of Atka, Alaska — October 21, 2026. Retrieved October 23, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026uvjvhv/