2.8

M2.8 Earthquake 65 km N of Petersville, Alaska — October 21, 2021

2021-10-21 23:31:59 UTC (2021-10-21) · approx. 1:31 PM UTC-10 local

MagnitudeM2.8(ml)
Time23:31 UTC≈ 1:31 PM UTC-10
Depth122.0 kmintermediate depth
Coordinates63.079°, -150.823°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 63.08°, -150.82°

Earthquake Details

Magnitude
2.8 ml
Depth
122.0 km
intermediate depth
Location
63.0791°N
-150.8230°E

Technical Information

Event ID
ak021dilvrt9
Event Type
earthquake
Status
✓ Reviewed
Significance
121
RMS Residual
0.47 sec
Last Updated
2021-12-25 22:58:58 UTC

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3.3
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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: ak021dilvrt9). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, October 21, 2021). M2.8 Earthquake 65 km N of Petersville, Alaska — October 21, 2021. Retrieved December 25, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak021dilvrt9/