M4.2 earthquake 98 km S of McCarthy, Alaska
A magnitude 4.2 earthquake struck 98 km S of McCarthy, Alaska on Sat, Nov 3, 1979, 7:03 PM GMT-10 (05:03 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.7 129 km NW of Yakutat, 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 (ml), light
- Local time
- UTC
- 1979-11-04 05:03:41 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 60.551° N, 143.007° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 14
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 usp00013uj. Read Mon, Sep 21, 2026, 9:54 AM UTC.