M4.7 earthquake 174 km WSW of Adak, Alaska
A magnitude 4.7 earthquake struck 174 km WSW of Adak, Alaska on Sat, Feb 3, 1973, 8:52 AM GMT-11 (19:52 UTC), 60 km (37 mi) below the surface.
A larger quake followed: M5.4 192 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1973-02-03 19:52:57 UTC
- Depth
- 60.0 km (37.3 mi), shallow
- Epicenter
- 51.374° N, 179.029° 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
- 25
Nearby
Within 100 km, magnitude 1.7 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.4192 km WSW of Adak, Alaska · 19590 days ago · 46 km deep · 19 km away
- 4.3183 km WSW of Adak, Alaska · 19575 days ago · 47 km deep · 9 km away
- 4.6183 km W of Adak, Alaska · 19568 days ago · 103 km deep · 59 km away
- 3.8272 km WSW of Adak, Alaska · 19568 days ago · 38 km deep · 98 km away
- 4.9196 km WSW of Adak, Alaska · 19553 days ago · 40 km deep · 26 km away
- 4.2209 km WSW of Adak, Alaska · 19553 days ago · 51 km deep · 38 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00000cv. Read Sun, Oct 4, 2026, 2:01 AM UTC.