M3.7 earthquake 70 km ENE of Pedro Bay, Alaska
A magnitude 3.7 earthquake struck 70 km ENE of Pedro Bay, Alaska on Thu, Jan 4, 1973, 4:24 PM GMT-10 (02:24 UTC), 105 km (65 mi) below the surface.
A larger quake followed: M4.0 50 km E of Port Alsworth, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.7 (mb), minor
- Local time
- UTC
- 1973-01-05 02:24:20 UTC
- Depth
- 105.0 km (65.2 mi), intermediate-depth
- Epicenter
- 60.114° N, 153.022° 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
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000016. Read Tue, Sep 22, 2026, 10:33 PM UTC.