M4.5 earthquake 51 km W of Anchor Point, Alaska
A magnitude 4.5 earthquake struck 51 km W of Anchor Point, Alaska on Mon, Jul 29, 1974, 2:37 AM GMT-9 (11:37 UTC), 84 km (52 mi) below the surface.
A larger quake followed: M5.0 55 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
- 4.5 (mb), light
- Local time
- UTC
- 1974-07-29 11:37:44 UTC
- Depth
- 84.0 km (52.2 mi), intermediate-depth
- Epicenter
- 59.709° N, 152.729° 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
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 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 usp00007cf. Read Mon, Sep 28, 2026, 5:01 PM UTC.