M4.3 earthquake 96 km ESE of Adak, Alaska
A magnitude 4.3 earthquake struck 96 km ESE of Adak, Alaska on Fri, Nov 9, 1973, 1:17 AM GMT-11 (12:17 UTC), 39 km (24 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1973-11-09 12:17:58 UTC
- Depth
- 39.0 km (24.2 mi), shallow
- Epicenter
- 51.423° N, 175.441° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 9
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 7 in the 30 days before it.
After
Before
- 3.9133 km SE of Adak, Alaska · 19311 days ago · 16 km deep · 42 km away
- 4.092 km SW of Atka, Alaska · 19311 days ago · 49 km deep · 29 km away
- 4.588 km WSW of Atka, Alaska · 19313 days ago · 49 km deep · 41 km away
- 6.399 km SW of Atka, Alaska · 19313 days ago · 41 km deep · 22 km away
- 6.489 km ESE of Adak, Alaska · 19314 days ago · 34 km deep · 22 km away
- 4.131 km ESE of Adak, Alaska · 19316 days ago · 46 km deep · 65 km away
- 4.853 km S of Adak, Alaska · 19316 days ago · 58 km deep · 78 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000043h. Read Tue, Sep 22, 2026, 10:25 PM UTC.