2.1

M2.1 Earthquake 111 km E of Chignik, Alaska — October 27, 2021

2021-10-27 20:03:23 UTC (2021-10-27) · approx. 10:03 AM UTC-10 local

MagnitudeM2.1(ml)
Time20:03 UTC≈ 10:03 AM UTC-10
Depth55.1 kmshallow crustal
Coordinates56.266°, -156.609°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 56.27°, -156.61°

Earthquake Details

Magnitude
2.1 ml
Depth
55.1 km
shallow crustal
Location
56.2655°N
-156.6088°E

Technical Information

Event ID
ak021dsh5h8b
Event Type
earthquake
Status
✓ Reviewed
Significance
68
RMS Residual
0.57 sec
Last Updated
2021-12-07 18:30:46 UTC

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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak021dsh5h8b). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, October 27, 2021). M2.1 Earthquake 111 km E of Chignik, Alaska — October 27, 2021. Retrieved December 7, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak021dsh5h8b/