2.8

M2.8 Earthquake 99 km SSE of Sand Point, Alaska — July 21, 2025

2025-07-21 21:53:20 UTC (2025-07-21) · approx. 10:53 AM UTC-11 local

MagnitudeM2.8(ml)
Time21:53 UTC≈ 10:53 AM UTC-11
Depth35.0 kmshallow crustal
Coordinates54.471°, -160.099°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 54.47°, -160.10°

Earthquake Details

Magnitude
2.8 ml
Depth
35.0 km
shallow crustal
Location
54.4708°N
-160.0986°E

Technical Information

Event ID
us7000qsib
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
40
Azimuthal Gap
202.0°
Min Station Distance
0.467°
RMS Residual
0.73 sec
Last Updated
2025-10-03 18:43:28 UTC

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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us7000qsib). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, July 21, 2025). M2.8 Earthquake 99 km SSE of Sand Point, Alaska — July 21, 2025. Retrieved October 3, 2025 from https://www.earthquaketracker.org/earthquakes/event/us7000qsib/