2.5

M2.5 Earthquake 168 km SSW of Adak, Alaska — August 1, 2021

2021-08-01 21:15:17 UTC (2021-08-01) · approx. 9:15 AM UTC-12 local

MagnitudeM2.5(ml)
Time21:15 UTC≈ 9:15 AM UTC-12
Depth10.0 kmshallow crustal
Coordinates50.566°, -177.852°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 50.57°, -177.85°

Earthquake Details

Magnitude
2.5 ml
Depth
10.0 km
shallow crustal
Location
50.5661°N
-177.8517°E

Technical Information

Event ID
us6000f934
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Azimuthal Gap
256.0°
Min Station Distance
1.160°
RMS Residual
0.85 sec
Last Updated
2021-10-14 01:11:13 UTC

Nearby Earthquakes (Last 7 Days)

3.5
126 km WSW of Adak, Alaska
19 hours ago · 13.6 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
2 days ago · 35.2 km deep
3.5
148 km WSW of Adak, Alaska
3 days ago · 0.1 km deep
2.7
42 km NNW of Atka, Alaska
5 days ago · 199.1 km deep
2.7
262 km WSW of Adak, Alaska
5 days ago · 18.2 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
5 days ago · 61.6 km deep

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: us6000f934). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, August 1, 2021). M2.5 Earthquake 168 km SSW of Adak, Alaska — August 1, 2021. Retrieved October 14, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000f934/