M2.7 earthquake 197 km SSE of Akutan, Alaska
A magnitude 2.7 earthquake struck 197 km SSE of Akutan, Alaska on Wed, Mar 17, 2021, 12:52 PM AKDT (20:52 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M2.8 south of Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.7 (ml), micro
- Local time
- UTC
- 2021-03-17 20:52:03 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 52.495° N, 164.627° 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 6.8 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 240°, poorly surrounded by stations
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 3 in the 30 days before it.
After
- 2.8south of Alaska · 2016 days ago · 10 km deep · 41 km away
- 2.1184 km SSE of Unalaska, Alaska · 2012 days ago · 12 km deep · 34 km away
- 3.0219 km SSE of Unalaska, Alaska · 2009 days ago · 10 km deep · 46 km away
- 2.8140 km SE of Akutan, Alaska · 2002 days ago · 24 km deep · 89 km away
- 2.5218 km SE of Akutan, Alaska · 1984 days ago · 10 km deep · 79 km away
- 2.2113 km SSE of Akutan, Alaska · 1980 days ago · 25 km deep · 85 km away
- 2.2154 km SE of Akutan, Alaska · 1978 days ago · 5 km deep · 60 km away
- 1.9141 km SE of Akutan, Alaska · 1977 days ago · 15 km deep · 74 km away
- 1.9121 km SE of Akutan, Alaska · 1977 days ago · 51 km deep · 90 km away
- 2.2Unimak Island region, Alaska · 1975 days ago · 38 km deep · 80 km away
- 2.8133 km SE of Akutan, Alaska · 1969 days ago · 10 km deep · 73 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000dz71 (also filed as ak0213i127e3). Read Wed, Sep 23, 2026, 6:30 PM UTC.