M2.5 earthquake 236 km S of Sand Point, Alaska
A magnitude 2.5 earthquake struck 236 km S of Sand Point, Alaska on Mon, Jun 28, 2021, 12:20 PM AKDT (20:20 UTC), 29 km (18 mi) below the surface.
A larger quake followed: M2.7 227 km S 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
- 2.5 (ml), micro
- Local time
- UTC
- 2021-06-28 20:20:21 UTC
- Depth
- 29.0 km (18.0 mi), shallow
- Epicenter
- 53.225° N, 160.161° 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.
- Location uncertainty
- About 7.5 km horizontally, 11.6 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 263°, poorly surrounded by stations
- 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: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.1219 km S of Sand Point, Alaska · 1900 days ago · 29 km deep · 20 km away
- 2.7227 km S of Sand Point, Alaska · 1892 days ago · 26 km deep · 25 km away
- 2.3220 km S of Sand Point, Alaska · 1887 days ago · 30 km deep · 19 km away
- 2.3215 km SSE of King Cove, Alaska · 1880 days ago · 8 km deep · 40 km away
- 2.8south of Alaska · 1872 days ago · 10 km deep · 7 km away
- 3.6193 km S of Sand Point, Alaska · 1870 days ago · 10 km deep · 45 km away
- 2.3218 km S of Sand Point, Alaska · 1870 days ago · 18 km deep · 28 km away
Before
- 3.8237 km S of Sand Point, Alaska · 1921 days ago · 10 km deep · 7 km away
- 3.1234 km S of Sand Point, Alaska · 1924 days ago · 10 km deep · 4 km away
- 5.4219 km S of Sand Point, Alaska · 1924 days ago · 8 km deep · 18 km away · felt by 1
- 5.0214 km SSE of Sand Point, Alaska · 1928 days ago · 10 km deep · 44 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000f742 (also filed as ak02188d84nl). Read Thu, Sep 24, 2026, 3:29 AM UTC.