2.5

M2.5 Earthquake 71 km SE of Adak, Alaska — October 18, 2026

2026-10-18 03:35:58 UTC (6 hours ago) · approx. 3:35 PM UTC-12 local

MagnitudeM2.5(ml)
Time03:35 UTC≈ 3:35 PM UTC-12
Depth28.2 kmshallow crustal
Coordinates51.412°, -175.921°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.41°, -175.92°

Earthquake Details

Magnitude
2.5 ml
Depth
28.2 km
shallow crustal
Location
51.4120°N
-175.9210°E

Technical Information

Event ID
aka2026upxobx
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
22
Azimuthal Gap
231.0°
Min Station Distance
0.500°
RMS Residual
0.50 sec
Last Updated
2026-10-18 06:48:19 UTC

Nearby Earthquakes (Last 7 Days)

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2.6
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2.6
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3.5
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3.9
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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: aka2026upxobx). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, October 18, 2026). M2.5 Earthquake 71 km SE of Adak, Alaska — October 18, 2026. Retrieved October 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026upxobx/