2.2

M2.2 Earthquake 254 km ESE of Attu Station, Alaska — August 23, 2021

2021-08-23 16:42:02 UTC (2021-08-23) · approx. 4:42 AM UTC+12 local

MagnitudeM2.2(ml)
Time16:42 UTC≈ 4:42 AM UTC+12
Depth142.8 kmintermediate depth
Coordinates52.070°, 176.710°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.07°, 176.71°

Earthquake Details

Magnitude
2.2 ml
Depth
142.8 km
intermediate depth
Location
52.0703°N
176.7104°E

Technical Information

Event ID
ak021asx2itf
Event Type
earthquake
Status
✓ Reviewed
Significance
74
RMS Residual
0.56 sec
Last Updated
2021-08-23 16:56:21 UTC

Nearby Earthquakes (Last 7 Days)

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3.3
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3.7
178 km SE of Attu Station, Alaska
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2.8
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2.9
125 km WSW of Adak, Alaska
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2.5
135 km SW of Adak, Alaska
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3.0
132 km WSW of Adak, Alaska
6 days ago · 35.9 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
6 days ago · 34.5 km deep
3.0
48 km SE of Adak, Alaska
6 days ago · 55.7 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.2 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak021asx2itf). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, August 23, 2021). M2.2 Earthquake 254 km ESE of Attu Station, Alaska — August 23, 2021. Retrieved August 23, 2021 from https://www.earthquaketracker.org/earthquakes/event/ak021asx2itf/