M3.5 earthquake 48 km N of Valdez, Alaska
A magnitude 3.5 earthquake struck 48 km N of Valdez, Alaska on Sat, Oct 25, 1986, 9:57 PM AKDT (05:57 UTC), 34 km (21 mi) below the surface.
A larger quake followed: M3.8 37 km N 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
- 3.5 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-10-26 05:57:50 UTC
- Depth
- 34.3 km (21.3 mi), shallow
- Epicenter
- 61.568° N, 146.357° 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: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.635 km SSE of Glacier View, Alaska · 14582 days ago · 19 km deep · 58 km away
- 3.837 km N of Valdez, Alaska · 14568 days ago · 23 km deep · 12 km away
- 3.045 km NNW of Valdez, Alaska · 14538 days ago · 33 km deep · 21 km away
- 3.720 km WNW of Tatitlek, Alaska · 14537 days ago · 14 km deep · 76 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002zc8. Read Sun, Oct 4, 2026, 4:14 PM UTC.