2.5

M2.5 Earthquake 43 km NW of Atka, Alaska — September 17, 2021

2021-09-17 19:43:05 UTC (2021-09-17) · approx. 7:43 AM UTC-12 local

MagnitudeM2.5(ml)
Time19:43 UTC≈ 7:43 AM UTC-12
Depth216.1 kmintermediate depth
Coordinates52.456°, -174.671°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.46°, -174.67°

Earthquake Details

Magnitude
2.5 ml
Depth
216.1 km
intermediate depth
Location
52.4555°N
-174.6706°E

Technical Information

Event ID
ak021bybapdv
Event Type
earthquake
Status
✓ Reviewed
Significance
96
RMS Residual
0.37 sec
Last Updated
2021-10-13 23:48:19 UTC

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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak021bybapdv). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 17, 2021). M2.5 Earthquake 43 km NW of Atka, Alaska — September 17, 2021. Retrieved October 13, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak021bybapdv/