2.8

M2.8 Earthquake 101 km ESE of Adak, Alaska — April 21, 2023

2023-04-21 23:32:08 UTC (2023-04-21) · approx. 11:32 AM UTC-12 local

MagnitudeM2.8(ml)
Time23:32 UTC≈ 11:32 AM UTC-12
Depth35.0 kmshallow crustal
Coordinates51.553°, -175.259°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.55°, -175.26°

Earthquake Details

Magnitude
2.8 ml
Depth
35.0 km
shallow crustal
Location
51.5529°N
-175.2588°E

Technical Information

Event ID
us7000jvxm
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
11
Azimuthal Gap
235.0°
Min Station Distance
0.600°
RMS Residual
0.60 sec
Last Updated
2023-07-03 02:46:45 UTC

Nearby Earthquakes (Last 7 Days)

4.4
Rat Islands, Aleutian Islands, Alaska
2 days ago · 35.0 km deep
4.1
123 km SE of Adak, Alaska
2 days ago · 16.4 km deep
4.3
70 km SW of Nikolski, Alaska
3 days ago · 42.2 km deep
3.4
130 km WSW of Nikolski, Alaska
4 days ago · 35.0 km deep
3.4
127 km SW of Nikolski, Alaska
4 days ago · 35.0 km deep
2.7
265 km SSW of Nikolski, Alaska
5 days ago · 10.0 km deep
3.0
Rat Islands, Aleutian Islands, Alaska
5 days ago · 9.3 km deep
2.8
Rat Islands, Aleutian Islands, Alaska
5 days ago · 15.1 km deep
2.7
164 km N of Adak, Alaska
5 days ago · 8.7 km deep
3.0
73 km S of Adak, Alaska
5 days ago · 18.9 km deep

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: us7000jvxm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, April 21, 2023). M2.8 Earthquake 101 km ESE of Adak, Alaska — April 21, 2023. Retrieved July 3, 2023 from https://www.earthquaketracker.org/earthquakes/event/us7000jvxm/