M2.3 earthquake 218 km S of Sand Point, Alaska
A magnitude 2.3 earthquake struck 218 km S of Sand Point, Alaska on Tue, Aug 10, 2021, 10:57 PM AKDT (06:57 UTC), 18 km (11 mi) below the surface.
A larger quake followed: M2.7 207 km SSE of False Pass, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (ml), micro
- Local time
- UTC
- 2021-08-11 06:57:42 UTC
- Depth
- 18.1 km (11.2 mi), shallow
- Epicenter
- 53.375° N, 160.492° 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.
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 8 in the 30 days before it.
After
- 2.7207 km SSE of False Pass, Alaska · 1864 days ago · 5 km deep · 99 km away
- 2.7229 km S of Sand Point, Alaska · 1849 days ago · 32 km deep · 39 km away
- 2.6244 km SSE of King Cove, Alaska · 1839 days ago · 10 km deep · 35 km away
- 2.3134 km SSE of Sand Point, Alaska · 1833 days ago · 26 km deep · 98 km away
- 2.6126 km S of Sand Point, Alaska · 1833 days ago · 14 km deep · 95 km away
- 3.2238 km S of Sand Point, Alaska · 1832 days ago · 10 km deep · 29 km away
- 2.3218 km SSE of King Cove, Alaska · 1825 days ago · 50 km deep · 79 km away
- 2.7213 km SSE of King Cove, Alaska · 1821 days ago · 10 km deep · 41 km away
Before
- 3.6193 km S of Sand Point, Alaska · 1870 days ago · 10 km deep · 41 km away
- 2.8south of Alaska · 1871 days ago · 10 km deep · 35 km away
- 2.3215 km SSE of King Cove, Alaska · 1880 days ago · 8 km deep · 15 km away
- 2.3220 km S of Sand Point, Alaska · 1887 days ago · 30 km deep · 10 km away
- 2.7227 km S of Sand Point, Alaska · 1892 days ago · 26 km deep · 9 km away
- 2.0139 km SSE of Sand Point, Alaska · 1897 days ago · 18 km deep · 94 km away
- 2.1196 km SSE of False Pass, Alaska · 1899 days ago · 26 km deep · 98 km away
- 2.1219 km S of Sand Point, Alaska · 1899 days ago · 29 km deep · 10 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak021a8wratk. Read Wed, Sep 23, 2026, 9:11 PM UTC.