2.1

M2.1 Earthquake 284 km WSW of Adak, Alaska — August 21, 2023

2023-08-21 20:01:18 UTC (2023-08-21) · approx. 8:01 AM UTC+12 local

MagnitudeM2.1(ml)
Time20:01 UTC≈ 8:01 AM UTC+12
Depth56.2 kmshallow crustal
Coordinates51.437°, 179.322°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.44°, 179.32°

Earthquake Details

Magnitude
2.1 ml
Depth
56.2 km
shallow crustal
Location
51.4369°N
179.3222°E

Technical Information

Event ID
ak023apo4sbu
Event Type
earthquake
Status
✓ Reviewed
Significance
68
RMS Residual
0.42 sec
Last Updated
2023-09-05 14:01:07 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: ak023apo4sbu). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, August 21, 2023). M2.1 Earthquake 284 km WSW of Adak, Alaska — August 21, 2023. Retrieved September 5, 2023 from https://www.earthquaketracker.org/earthquakes/event/ak023apo4sbu/