2.9

M2.9 Earthquake 70 km NE of Adak, Alaska — September 20, 2021

2021-09-20 18:54:55 UTC (2021-09-20) · approx. 6:54 AM UTC-12 local

MagnitudeM2.9(ml)
Time18:54 UTC≈ 6:54 AM UTC-12
Depth227.6 kmintermediate depth
Coordinates52.389°, -176.044°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.39°, -176.04°

Earthquake Details

Magnitude
2.9 ml
Depth
227.6 km
intermediate depth
Location
52.3887°N
-176.0437°E

Technical Information

Event ID
us6000fv3h
Event Type
earthquake
Status
✓ Reviewed
Significance
129
Azimuthal Gap
281.0°
Min Station Distance
0.296°
RMS Residual
0.33 sec
Last Updated
2021-12-03 15:01:21 UTC

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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.9 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000fv3h). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 20, 2021). M2.9 Earthquake 70 km NE of Adak, Alaska — September 20, 2021. Retrieved December 3, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000fv3h/