M4.1 earthquake - 240 km WSW of Adak, Alaska
2418 d ago · 4 Mar 2020, 20:14 UTC 240 km WSW of Adak, Alaska
What happened
A magnitude 4.1 earthquake struck 240 km WSW of Adak, Alaska on 4 Mar 2020, 20:14 UTC at a depth of 10 km.
Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
17 Oct 2026, 09:45 UTC
Community Live
Did you feel it?
Nearby in the last 30 days
- 0.7
M0.7 earthquake - 84 km W of Adak, Alaska
2 km deep
Minor - 1.5
M1.5 earthquake - 20 km W of Adak, Alaska
-0 km deep
Minor - 2.6
M2.6 earthquake - 155 km W of Adak, Alaska
94 km deep
Light - 2.6
M2.6 earthquake - 190 km WSW of Adak, Alaska
45 km deep
Light - 2.9
M2.9 earthquake - 242 km WSW of Adak, Alaska
6 km deep
Light - 2.7
M2.7 earthquake - 190 km WSW of Adak, Alaska
16 km deep
Light - 2.7
M2.7 earthquake - 193 km WSW of Adak, Alaska
28 km deep
Light - 4.2
M4.2 earthquake - 167 km S of Adak, Alaska
10 km deep
Moderate