M4.2 earthquake 31 km NNE of Chase, Alaska
A magnitude 4.2 earthquake struck 31 km NNE of Chase, Alaska on Wed, Jul 14, 1976, 11:09 PM GMT-9 (08:09 UTC), 24 km (15 mi) below the surface.
A larger quake followed: M5.4 48 km N of Petersville, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb), light
- Local time
- UTC
- 1976-07-15 08:09:47 UTC
- Depth
- 24.0 km (14.9 mi), shallow
- Epicenter
- 62.700° N, 149.831° 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
- 32
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 3 in the 30 days before it.
After
- 4.021 km ENE of Susitna North, Alaska · 18288 days ago · 65 km deep · 54 km away
- 5.448 km N of Petersville, Alaska · 18279 days ago · 123 km deep · 49 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000hc2. Read Tue, Sep 22, 2026, 8:43 AM UTC.