2.8

M2.8 Earthquake 43 km SSE of False Pass, Alaska — December 21, 2021

2021-12-21 20:55:52 UTC (2021-12-21) · approx. 9:55 AM UTC-11 local

MagnitudeM2.8(ml)
Time20:55 UTC≈ 9:55 AM UTC-11
Depth10.0 kmshallow crustal
Coordinates54.481°, -163.230°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 54.48°, -163.23°

Earthquake Details

Magnitude
2.8 ml
Depth
10.0 km
shallow crustal
Location
54.4808°N
-163.2297°E

Technical Information

Event ID
us7000gchu
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Azimuthal Gap
174.0°
Min Station Distance
0.391°
RMS Residual
0.55 sec
Last Updated
2022-03-01 16:39:01 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: us7000gchu). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, December 21, 2021). M2.8 Earthquake 43 km SSE of False Pass, Alaska — December 21, 2021. Retrieved March 1, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000gchu/