M2.8 earthquake 201 km SE of Perryville, Alaska
A magnitude 2.8 earthquake struck 201 km SE of Perryville, Alaska on Sun, Mar 7, 2021, 6:09 PM AKST (03:09 UTC), 26 km (16 mi) below the surface.
A larger quake followed: M3.3 209 km SE of Perryville, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2021-03-08 03:09:00 UTC
- Depth
- 25.7 km (16.0 mi), shallow
- Epicenter
- 54.637° N, 156.882° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 2.8 | ML, local (Richter) | Alaska Earthquake Center | Preferred · Preliminary |
| 2.5 | ML, local (Richter) | USGS National Earthquake Information Center | Reviewed · ±0.077 · 22 stations |
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
- 47
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 4 in the 30 days before it.
After
- 3.1246 km SSE of Perryville, Alaska · 2021 days ago · 20 km deep · 82 km away
- 2.9210 km SE of Perryville, Alaska · 2014 days ago · 9 km deep · 13 km away
- 3.3209 km SE of Perryville, Alaska · 2014 days ago · 12 km deep · 12 km away
- 2.8206 km SE of Perryville, Alaska · 2011 days ago · 9 km deep · 17 km away
- 2.6118 km SE of Perryville, Alaska · 2009 days ago · 52 km deep · 85 km away
- 2.9141 km SE of Perryville, Alaska · 2003 days ago · 36 km deep · 64 km away
- 2.9south of Alaska · 1999 days ago · 18 km deep · 85 km away
- 2.9108 km SE of Perryville, Alaska · 1995 days ago · 26 km deep · 95 km away
Before
- 3.4113 km SE of Perryville, Alaska · 2035 days ago · 32 km deep · 93 km away
- 3.7114 km SE of Perryville, Alaska · 2037 days ago · 11 km deep · 88 km away
- 3.2194 km SE of Perryville, Alaska · 2047 days ago · 35 km deep · 12 km away
- 2.6138 km SE of Perryville, Alaska · 2060 days ago · 25 km deep · 72 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak02132uuhd7 (also filed as us6000dxas). Read Thu, Oct 1, 2026, 8:57 AM UTC.