M3.1 earthquake 33 km E of Chase, Alaska
A magnitude 3.1 earthquake struck 33 km E of Chase, Alaska on Tue, Sep 15, 1981, 3:29 PM GMT-9 (00:29 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.1 47 km NNE 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
- 3.1 (ml), minor
- Local time
- UTC
- 1981-09-16 00:29:27 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 62.498° N, 149.469° 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: 8 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.147 km NNE of Petersville, Alaska · 16442 days ago · 101 km deep · 63 km away
- 4.463 km SE of Denali National Park, Alaska · 16442 days ago · 132 km deep · 100 km away
- 3.025 km ESE of Susitna North, Alaska · 16440 days ago · 33 km deep · 48 km away
- 3.210 km SW of Susitna North, Alaska · 16437 days ago · 33 km deep · 52 km away
- 4.729 km N of Fishhook, Alaska · 16431 days ago · 58 km deep · 55 km away
- 3.727 km E of Skwentna, Alaska · 16430 days ago · 73 km deep · 93 km away
- 4.225 km NE of Skwentna, Alaska · 16423 days ago · 105 km deep · 91 km away
- 3.18 km NNW of Sutton-Alpine, Alaska · 16420 days ago · 26 km deep · 79 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001fwq. Read Tue, Sep 22, 2026, 4:55 AM UTC.