M3.0 earthquake 219 km SSE of Unalaska, Alaska
A magnitude 3.0 earthquake struck 219 km SSE of Unalaska, Alaska on Wed, Mar 24, 2021, 3:54 AM AKDT (11:54 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (ml), minor
- Local time
- UTC
- 2021-03-24 11:54:14 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 52.137° N, 164.976° 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 6.5 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 236°, poorly surrounded by stations
- Stations used
- 32
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 6 in the 30 days before it.
Before
- 2.1184 km SSE of Unalaska, Alaska · 2012 days ago · 12 km deep · 36 km away
- 2.8south of Alaska · 2016 days ago · 10 km deep · 31 km away
- 2.7197 km SSE of Akutan, Alaska · 2016 days ago · 10 km deep · 46 km away
- 3.5206 km ESE of Nikolski, Alaska · 2034 days ago · 10 km deep · 92 km away
- 3.4287 km SSE of Unalaska, Alaska · 2035 days ago · 10 km deep · 85 km away
- 4.0186 km SSE of Unalaska, Alaska · 2038 days ago · 10 km deep · 59 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000e2xg (also filed as ak0213tgh6pm). Read Wed, Sep 23, 2026, 9:31 PM UTC.