M5.4 earthquake - 47 km S of Sand Point, Alaska
1121 d ago · 21 Sept 2023, 01:13 UTC 47 km S of Sand Point, Alaska
A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.
What happened
A magnitude 5.4 earthquake struck 47 km S of Sand Point, Alaska on 21 Sept 2023, 01:13 UTC at a depth of 50 km.
Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
16 Oct 2026, 20:47 UTC
Community
Did you feel it?
Nearby in the last 30 days
- 2.1
M2.1 earthquake - 19 km NE of Perryville, Alaska
83 km deep
Minor - 2.6
M2.6 earthquake - 29 km SE of Perryville, Alaska
54 km deep
Light - 3.4
M3.4 earthquake - 92 km SE of Perryville, Alaska
7 km deep
Light - 2.8
M2.8 earthquake - 72 km S of Perryville, Alaska
20 km deep
Light - 3.4
M3.4 earthquake - 38 km S of Sand Point, Alaska
49 km deep
Light - 3.5
M3.5 earthquake - 148 km SE of Chignik, Alaska
6 km deep
Light - 2.8
M2.8 earthquake - 198 km S of Sand Point, Alaska
12 km deep
Light - 2.5
M2.5 earthquake - 58 km S of Ivanof Bay, Alaska
17 km deep
Light - 3.5
M3.5 earthquake - 105 km SSE of Sand Point, Alaska
35 km deep
Light - 2.5
M2.5 earthquake - 58 km S of Perryville, Alaska
33 km deep
Light