2.3

M2.3 Earthquake 40 km SSE of Adak, Alaska — January 21, 2026

2026-01-21 20:24:17 UTC (2026-01-21) · approx. 8:24 AM UTC-12 local

MagnitudeM2.3(ml)
Time20:24 UTC≈ 8:24 AM UTC-12
Depth33.3 kmshallow crustal
Coordinates51.551°, -176.375°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.55°, -176.38°

Earthquake Details

Magnitude
2.3 ml
Depth
33.3 km
shallow crustal
Location
51.5510°N
-176.3750°E

Technical Information

Event ID
ak2026bmhcpt
Event Type
earthquake
Status
✓ Reviewed
Significance
81
Stations Used
12
Azimuthal Gap
254.0°
Min Station Distance
0.300°
RMS Residual
0.30 sec
Last Updated
2026-01-23 21:52:47 UTC

Nearby Earthquakes (Last 7 Days)

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3.2
Rat Islands, Aleutian Islands, Alaska
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Rat Islands, Aleutian Islands, Alaska
1 day ago · 69.2 km deep
2.9
291 km W of Adak, Alaska
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2.5
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2.9
Rat Islands, Aleutian Islands, Alaska
2 days ago · 1.9 km deep
2.5
18 km SW of Atka, Alaska
2 days ago · 173.0 km deep
3.6
69 km SSE of Adak, Alaska
2 days ago · 10.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak2026bmhcpt). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, January 21, 2026). M2.3 Earthquake 40 km SSE of Adak, Alaska — January 21, 2026. Retrieved January 23, 2026 from https://www.earthquaketracker.org/earthquakes/event/ak2026bmhcpt/