2.5

M2.5 Earthquake 44 km S of Unalaska, Alaska — July 4, 2025

2025-07-04 21:16:17 UTC (2025-07-04) · approx. 10:16 AM UTC-11 local

MagnitudeM2.5(ml)
Time21:16 UTC≈ 10:16 AM UTC-11
Depth77.2 kmintermediate depth
Coordinates53.483°, -166.661°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 53.48°, -166.66°

Earthquake Details

Magnitude
2.5 ml
Depth
77.2 km
intermediate depth
Location
53.4833°N
-166.6613°E

Technical Information

Event ID
us7000qcpm
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
16
Azimuthal Gap
201.0°
Min Station Distance
0.331°
RMS Residual
0.35 sec
Last Updated
2025-09-12 16:23:08 UTC

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4.0
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2.5
155 km S of False Pass, Alaska
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2.5
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Actions

View on USGSDid You Feel It?

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: us7000qcpm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, July 4, 2025). M2.5 Earthquake 44 km S of Unalaska, Alaska — July 4, 2025. Retrieved September 12, 2025 from https://www.earthquaketracker.org/earthquakes/event/us7000qcpm/