M4.8 earthquake 81 km SE of Sand Point, Alaska
A magnitude 4.8 earthquake struck 81 km SE of Sand Point, Alaska on Wed, Sep 25, 1985, 8:29 AM AKDT (16:29 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M6.6 85 km SE of Sand Point, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1985-09-25 16:29:19 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 54.758° N, 159.723° 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 1.8 and up: 10 in the 60 days after this one and 0 in the 30 days before it.
After
- 6.685 km SE of Sand Point, Alaska · 14958 days ago · 30 km deep · 7 km away
- 5.080 km SE of Sand Point, Alaska · 14958 days ago · 33 km deep · 21 km away
- 4.971 km SE of Sand Point, Alaska · 14956 days ago · 33 km deep · 13 km away
- 4.426 km SSW of Sand Point, Alaska · 14946 days ago · 33 km deep · 74 km away
- 4.4100 km SSE of Sand Point, Alaska · 14944 days ago · 33 km deep · 27 km away
- 5.482 km SE of Sand Point, Alaska · 14941 days ago · 33 km deep · 15 km away
- 6.179 km SE of Sand Point, Alaska · 14921 days ago · 33 km deep · 4 km away
- 4.678 km SE of Sand Point, Alaska · 14921 days ago · 33 km deep · 4 km away
- 4.694 km SE of Sand Point, Alaska · 14921 days ago · 33 km deep · 15 km away
- 4.5100 km SE of Sand Point, Alaska · 14920 days ago · 33 km deep · 19 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002k3z. Read Tue, Sep 22, 2026, 8:43 AM UTC.