2.5

M2.5 Earthquake 70 km ESE of Adak, Alaska — December 12, 2021

2021-12-12 21:24:37 UTC (2021-12-12) · approx. 9:24 AM UTC-12 local

MagnitudeM2.5(ml)
Time21:24 UTC≈ 9:24 AM UTC-12
Depth34.6 kmshallow crustal
Coordinates51.535°, -175.780°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.53°, -175.78°

Earthquake Details

Magnitude
2.5 ml
Depth
34.6 km
shallow crustal
Location
51.5345°N
-175.7798°E

Technical Information

Event ID
us7000gasb
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Azimuthal Gap
225.0°
Min Station Distance
0.461°
RMS Residual
0.27 sec
Last Updated
2022-02-24 21:02:42 UTC

Nearby Earthquakes (Last 7 Days)

3.9
169 km WSW of Nikolski, Alaska
1 hour ago · 111.2 km deep
3.8
169 km WSW of Nikolski, Alaska
2 hours ago · 108.9 km deep
3.9
169 km WSW of Nikolski, Alaska
2 hours ago · 106.4 km deep
6.5
165 km W of Nikolski, Alaska
2 hours ago · 111.7 km deep
3.9
167 km WSW of Nikolski, Alaska
1 day ago · 90.5 km deep
3.5
Rat Islands, Aleutian Islands, Alaska
1 day ago · 57.3 km deep
3.4
160 km WSW of Adak, Alaska
2 days ago · 35.0 km deep
3.1
113 km SW of Adak, Alaska
2 days ago · 35.0 km deep
2.7
243 km WSW of Adak, Alaska
2 days ago · 9.1 km deep
2.9
97 km SSW of Nikolski, Alaska
2 days ago · 8.2 km deep

Actions

View on USGSDid You Feel It?

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: us7000gasb). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, December 12, 2021). M2.5 Earthquake 70 km ESE of Adak, Alaska — December 12, 2021. Retrieved February 24, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000gasb/