M3.3 earthquake 13 km NNE of Sterling, Alaska
A magnitude 3.3 earthquake struck 13 km NNE of Sterling, Alaska on Sun, Sep 28, 1980, 12:10 AM GMT-9 (09:10 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.3 53 km W of Cohoe, 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 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1980-09-28 09:10:28 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 60.656° N, 150.695° 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
- 8
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 1 in the 30 days before it.
After
- 2.79 km NNW of Point MacKenzie, Alaska · 16803 days ago · 33 km deep · 93 km away
- 4.353 km W of Cohoe, Alaska · 16749 days ago · 112 km deep · 88 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001a0p. Read Sun, Oct 4, 2026, 6:17 AM UTC.