2.9

M2.9 Earthquake 139 km W of Adak, Alaska — October 15, 2021

2021-10-15 18:55:48 UTC (2021-10-15) · approx. 6:55 AM UTC-12 local

MagnitudeM2.9(ml)
Time18:55 UTC≈ 6:55 AM UTC-12
Depth23.8 kmshallow crustal
Coordinates51.883°, -178.663°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.88°, -178.66°

Earthquake Details

Magnitude
2.9 ml
Depth
23.8 km
shallow crustal
Location
51.8825°N
-178.6627°E

Technical Information

Event ID
us6000fv2b
Event Type
earthquake
Status
✓ Reviewed
Significance
129
Azimuthal Gap
165.0°
Min Station Distance
0.096°
RMS Residual
0.51 sec
Last Updated
2021-12-25 22:58:36 UTC

Nearby Earthquakes (Last 7 Days)

3.6
112 km SE of Atka, Alaska
1 day ago · 0.0 km deep
2.9
125 km WSW of Adak, Alaska
3 days ago · 10.6 km deep
2.6
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3.2
178 km E of Atka, Alaska
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2.5
135 km SW of Adak, Alaska
3 days ago · 19.5 km deep
3.0
132 km WSW of Adak, Alaska
3 days ago · 35.9 km deep
2.6
69 km SW of Atka, Alaska
3 days ago · 56.9 km deep
2.8
92 km SSE of Atka, Alaska
3 days ago · 7.9 km deep
2.7
Rat Islands, Aleutian Islands, Alaska
3 days ago · 34.5 km deep
2.9
119 km SSW of Atka, Alaska
3 days ago · 4.6 km deep

Actions

View on USGSDid You Feel It?

Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.9 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000fv2b). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, October 15, 2021). M2.9 Earthquake 139 km W of Adak, Alaska — October 15, 2021. Retrieved December 25, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000fv2b/