M3.0 earthquake 25 km ESE of Susitna North, Alaska
A magnitude 3.0 earthquake struck 25 km ESE of Susitna North, Alaska on Fri, Sep 18, 1981, 6:15 AM GMT-9 (15:15 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.7 29 km N of Fishhook, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1981-09-18 15:15:19 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 62.065° N, 149.405° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.210 km SW of Susitna North, Alaska · 16449 days ago · 33 km deep · 30 km away
- 4.729 km N of Fishhook, Alaska · 16443 days ago · 58 km deep · 10 km away
- 3.727 km E of Skwentna, Alaska · 16442 days ago · 73 km deep · 77 km away
- 4.225 km NE of Skwentna, Alaska · 16434 days ago · 105 km deep · 88 km away
- 3.18 km NNW of Sutton-Alpine, Alaska · 16432 days ago · 26 km deep · 38 km away
- 3.25 km WSW of Susitna, Alaska · 16416 days ago · 33 km deep · 87 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001fyy. Read Sat, Oct 3, 2026, 7:50 PM UTC.