M5.1 earthquake 47 km WNW of Tatitlek, Alaska
A magnitude 5.1 earthquake struck 47 km WNW of Tatitlek, Alaska on Thu, Aug 30, 1973, 5:30 PM GMT-9 (02:30 UTC), 49 km (30 mi) below the surface.
A larger quake followed: M5.5 21 km NNW of Tatitlek, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1973-08-31 02:30:57 UTC
- Depth
- 49.0 km (30.4 mi), shallow
- Epicenter
- 61.096° N, 147.414° 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
- 100
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.521 km NNW of Tatitlek, Alaska · 19374 days ago · 29 km deep · 32 km away
- 3.251 km S of Glacier View, Alaska · 19372 days ago · 32 km deep · 30 km away
- 3.521 km NW of Tatitlek, Alaska · 19372 days ago · 57 km deep · 27 km away
- 3.29 km NW of Tatitlek, Alaska · 19368 days ago · 40 km deep · 37 km away
- 3.79 km WNW of Valdez, Alaska · 19340 days ago · 33 km deep · 49 km away
- 3.227 km W of Tatitlek, Alaska · 19334 days ago · 84 km deep · 24 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000039t (also filed as iscgem757785). Read Tue, Sep 22, 2026, 6:35 AM UTC.