2.5

M2.5 Earthquake 174 km WSW of Adak, Alaska — July 28, 2025

2025-07-28 23:15:54 UTC (2025-07-28) · approx. 11:15 AM UTC-12 local

MagnitudeM2.5(ml)
Time23:15 UTC≈ 11:15 AM UTC-12
Depth72.9 kmintermediate depth
Coordinates51.540°, -179.104°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.54°, -179.10°

Earthquake Details

Magnitude
2.5 ml
Depth
72.9 km
intermediate depth
Location
51.5398°N
-179.1039°E

Technical Information

Event ID
us6000r38w
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
24
Azimuthal Gap
175.0°
Min Station Distance
0.182°
RMS Residual
0.18 sec
Last Updated
2025-10-11 20:57:59 UTC

Nearby Earthquakes (Last 7 Days)

2.9
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3.1
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3.2
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4.2
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2.8
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3.0
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3.3
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2.5
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3 days ago · 21.5 km deep
2.5
128 km W of Adak, Alaska
3 days ago · 1.9 km deep
2.5
71 km SE of Adak, Alaska
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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: us6000r38w). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, July 28, 2025). M2.5 Earthquake 174 km WSW of Adak, Alaska — July 28, 2025. Retrieved October 11, 2025 from https://www.earthquaketracker.org/earthquakes/event/us6000r38w/