M3.6 earthquake 35 km NNW of Valdez, Alaska
A magnitude 3.6 earthquake struck 35 km NNW of Valdez, Alaska on Thu, Nov 21, 1985, 10:03 AM AKST (19:03 UTC), 20 km (13 mi) below the surface.
A larger quake followed: M4.0 41 km NNW of Valdez, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (ml), minor
- Local time
- UTC
- 1985-11-21 19:03:26 UTC
- Depth
- 20.4 km (12.7 mi), shallow
- Epicenter
- 61.412° N, 146.652° 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: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.526 km SE of Chickaloon, Alaska · 14889 days ago · 25 km deep · 84 km away
- 4.041 km NNW of Valdez, Alaska · 14859 days ago · 28 km deep · 11 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002n1b. Read Tue, Sep 22, 2026, 10:18 AM UTC.