2.5

M2.5 Earthquake 49 km S of Adak, Alaska — January 31, 2026

2026-01-31 21:28:55 UTC (2026-01-31) · approx. 9:28 AM UTC-12 local

MagnitudeM2.5(ml)
Time21:28 UTC≈ 9:28 AM UTC-12
Depth35.0 kmshallow crustal
Coordinates51.434°, -176.569°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.43°, -176.57°

Earthquake Details

Magnitude
2.5 ml
Depth
35.0 km
shallow crustal
Location
51.4340°N
-176.5690°E

Technical Information

Event ID
us7000s7yp
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
12
Azimuthal Gap
232.0°
Min Station Distance
0.440°
RMS Residual
0.31 sec
Last Updated
2026-04-23 20:43:26 UTC

Nearby Earthquakes (Last 7 Days)

4.5
81 km NNE of Adak, Alaska
2 days ago · 172.4 km deep
3.3
Rat Islands, Aleutian Islands, Alaska
2 days ago · 10.0 km deep
3.6
295 km ESE of Attu Station, Alaska
3 days ago · 35.0 km deep
3.4
189 km WSW of Adak, Alaska
4 days ago · 10.0 km deep
2.6
69 km WSW of Nikolski, Alaska
6 days ago · 12.4 km deep
4.1
231 km ESE of Attu Station, Alaska
6 days ago · 16.7 km deep
3.5
204 km SSW of Adak, Alaska
6 days ago · 10.0 km deep
3.8
138 km E of Atka, Alaska
6 days ago · 10.0 km deep
3.5
277 km SW of Adak, Alaska
6 days ago · 10.0 km deep
2.8
99 km ESE of Atka, Alaska
6 days ago · 10.0 km deep

Actions

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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: us7000s7yp). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, January 31, 2026). M2.5 Earthquake 49 km S of Adak, Alaska — January 31, 2026. Retrieved April 23, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000s7yp/