2.1

M2.1 Earthquake 71 km E of Atka, Alaska — September 22, 2023

2023-09-22 23:43:05 UTC (2023-09-22) · approx. 11:43 AM UTC-12 local

MagnitudeM2.1(ml)
Time23:43 UTC≈ 11:43 AM UTC-12
Depth11.2 kmshallow crustal
Coordinates52.300°, -173.173°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.30°, -173.17°

Earthquake Details

Magnitude
2.1 ml
Depth
11.2 km
shallow crustal
Location
52.3001°N
-173.1732°E

Technical Information

Event ID
ak023c6nd5z1
Event Type
earthquake
Status
✓ Reviewed
Significance
68
RMS Residual
0.71 sec
Last Updated
2023-10-05 20:07:04 UTC

Nearby Earthquakes (Last 7 Days)

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2.5
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2.7
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2.5
100 km SSE of Nikolski, Alaska
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2.8
208 km SE of Atka, Alaska
4 days ago · 35.0 km deep
3.2
172 km WSW of Nikolski, Alaska
4 days ago · 101.9 km deep
2.7
71 km ENE of Atka, Alaska
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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: ak023c6nd5z1). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, September 22, 2023). M2.1 Earthquake 71 km E of Atka, Alaska — September 22, 2023. Retrieved October 5, 2023 from https://www.earthquaketracker.org/earthquakes/event/ak023c6nd5z1/