M3.3 earthquake 20 km ENE of Healy, Alaska
A magnitude 3.3 earthquake struck 20 km ENE of Healy, Alaska on Sun, Jun 24, 1979, 4:41 AM GMT-9 (13:41 UTC), 118 km (73 mi) below the surface.
A larger quake followed: M3.5 12 km SE of McKinley Park, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.3 (mb), minor
- Local time
- UTC
- 1979-06-24 13:41:46 UTC
- Depth
- 118.0 km (73.3 mi), intermediate-depth
- Epicenter
- 63.928° N, 148.578° 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
- 20
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 1 in the 30 days before it.
After
- 3.040 km W of Clear, Alaska, Alaska · 17248 days ago · 33 km deep · 75 km away
- 2.959 km W of Ferry, Alaska · 17247 days ago · 33 km deep · 86 km away
- 3.512 km SE of McKinley Park, Alaska · 17206 days ago · 17 km deep · 30 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00011h8. Read Tue, Sep 22, 2026, 10:28 AM UTC.