2.8

M2.8 Earthquake 54 km SW of Adak, Alaska — October 20, 2026

2026-10-20 03:44:29 UTC (1 day ago) · approx. 3:44 PM UTC-12 local

MagnitudeM2.8(ml)
Time03:44 UTC≈ 3:44 PM UTC-12
Depth15.7 kmshallow crustal
Coordinates51.531°, -177.207°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.53°, -177.21°

Earthquake Details

Magnitude
2.8 ml
Depth
15.7 km
shallow crustal
Location
51.5310°N
-177.2068°E

Technical Information

Event ID
av94457933
Event Type
earthquake
Status
✓ Reviewed
Significance
122
Stations Used
18
Azimuthal Gap
245.0°
Min Station Distance
0.232°
RMS Residual
0.16 sec
Last Updated
2026-10-20 22:59:36 UTC

Nearby Earthquakes (Last 7 Days)

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3.4
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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: av94457933). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 20, 2026). M2.8 Earthquake 54 km SW of Adak, Alaska — October 20, 2026. Retrieved October 20, 2026 from https://www.earthquaketracker.org/earthquakes/event/av94457933/