M3.7 earthquake 10 km WSW of Trapper Creek, Alaska
A magnitude 3.7 earthquake struck 10 km WSW of Trapper Creek, Alaska on Wed, Oct 23, 1985, 8:41 AM AKDT (16:41 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.4 71 km N 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
- 3.7 (ml), minor
- Local time
- UTC
- 1985-10-23 16:41:06 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 62.273° N, 150.413° 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.
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 2 in the 30 days before it.
After
- 4.471 km N of Petersville, Alaska · 14935 days ago · 121 km deep · 96 km away
- 5.131 km W of Petersville, Alaska · 14931 days ago · 81 km deep · 57 km away
- 3.713 km E of Talkeetna, Alaska · 14930 days ago · 19 km deep · 29 km away
- 3.68 km S of Willow, Alaska · 14921 days ago · 7 km deep · 70 km away
- 3.411 km S of Trapper Creek, Alaska · 14916 days ago · 11 km deep · 12 km away
- 3.51 km N of Knik, Alaska · 14916 days ago · 40 km deep · 96 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002m2c. Read Tue, Sep 22, 2026, 5:33 AM UTC.