2.5

M2.5 Earthquake 223 km W of Adak, Alaska — August 28, 2026

2026-08-28 13:29:07 UTC (2026-08-28) · approx. 1:29 AM UTC-12 local

MagnitudeM2.5(ml)
Time13:29 UTC≈ 1:29 AM UTC-12
Depth113.9 kmintermediate depth
Coordinates51.751°, -179.869°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.75°, -179.87°

Earthquake Details

Magnitude
2.5 ml
Depth
113.9 km
intermediate depth
Location
51.7505°N
-179.8689°E

Technical Information

Event ID
us7000tcpa
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
14
Azimuthal Gap
138.0°
Min Station Distance
0.319°
RMS Residual
0.24 sec
Last Updated
2026-09-20 13:19:32 UTC

Nearby Earthquakes (Last 7 Days)

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2.9
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167 km S of Adak, Alaska
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3.4
55 km S of Atka, Alaska
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3.0
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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: us7000tcpa). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 28, 2026). M2.5 Earthquake 223 km W of Adak, Alaska — August 28, 2026. Retrieved September 20, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000tcpa/