M3.8 earthquake 7 km S of Trapper Creek, Alaska
A magnitude 3.8 earthquake struck 7 km S of Trapper Creek, Alaska on Fri, Jun 20, 1986, 2:13 PM AKDT (22:13 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.9 6 km S of Trapper Creek, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.8 (ml), minor
- Local time
- UTC
- 1986-06-20 22:13:49 UTC
- Depth
- 9.7 km (6.0 mi), shallow
- Epicenter
- 62.248° N, 150.234° 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 4 in the 30 days before it.
After
- 3.310 km SSE of Trapper Creek, Alaska · 14704 days ago · 12 km deep · 4 km away
- 3.76 km WSW of Meadow Lakes, Alaska · 14699 days ago · 43 km deep · 78 km away
- 3.96 km S of Trapper Creek, Alaska · 14688 days ago · 11 km deep · 1 km away
- 3.011 km SSW of Trapper Creek, Alaska · 14688 days ago · 10 km deep · 4 km away
- 3.215 km N of Meadow Lakes, Alaska · 14670 days ago · 41 km deep · 64 km away
- 3.470 km N of Petersville, Alaska · 14658 days ago · 33 km deep · 99 km away
Before
- 3.814 km NW of Fishhook, Alaska · 14714 days ago · 43 km deep · 62 km away
- 3.214 km S of Trapper Creek, Alaska · 14723 days ago · 15 km deep · 7 km away
- 3.020 km NNW of Sutton-Alpine, Alaska · 14736 days ago · 11 km deep · 78 km away
- 3.657 km NNE of Petersville, Alaska · 14739 days ago · 115 km deep · 83 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002v8a. Read Tue, Sep 29, 2026, 12:28 AM UTC.