M2.5 earthquake 31 km NNW of Nelson Lagoon, Alaska
A magnitude 2.5 earthquake struck 31 km NNW of Nelson Lagoon, Alaska on Tue, Mar 9, 2021, 11:39 PM AKST (08:39 UTC), 210 km (131 mi) below the surface.
A larger quake followed: M3.0 49 km NE of King Cove, 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
- 2021-03-10 08:39:51 UTC
- Depth
- 210.2 km (130.6 mi), intermediate-depth
- Epicenter
- 56.267° N, 161.399° 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 5.9 km horizontally, 9.7 km in depth
- Depth from
- From location
- Station coverage gap
- 143°
- 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 4 in the 30 days before it.
After
- 2.036 km NW of Sand Point, Alaska · 2023 days ago · 90 km deep · 86 km away
- 1.9Alaska Peninsula · 2023 days ago · 116 km deep · 87 km away
- 2.833 km ESE of Nelson Lagoon, Alaska · 2019 days ago · 21 km deep · 60 km away
- 2.063 km SSW of Nelson Lagoon, Alaska · 2017 days ago · 154 km deep · 88 km away
- 2.515 km NW of Nelson Lagoon, Alaska · 2008 days ago · 194 km deep · 21 km away
- 1.843 km ESE of Nelson Lagoon, Alaska · 2008 days ago · 26 km deep · 70 km away
- 1.737 km WNW of Sand Point, Alaska · 1994 days ago · 86 km deep · 89 km away
- 2.717 km WNW of Nelson Lagoon, Alaska · 1990 days ago · 204 km deep · 20 km away
- 1.928 km N of Sand Point, Alaska · 1987 days ago · 81 km deep · 94 km away
- 2.853 km SW of Nelson Lagoon, Alaska · 1978 days ago · 168 km deep · 75 km away
- 3.049 km NE of King Cove, Alaska · 1973 days ago · 119 km deep · 100 km away
Before
- 2.341 km NNW of Sand Point, Alaska · 2026 days ago · 95 km deep · 77 km away
- 2.621 km NNW of Sand Point, Alaska · 2040 days ago · 91 km deep · 97 km away
- 2.331 km S of Nelson Lagoon, Alaska · 2047 days ago · 158 km deep · 61 km away
- 1.847 km NNE of King Cove, Alaska · 2051 days ago · 5 km deep · 99 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000dycf (also filed as ak0213692vuf). Read Thu, Sep 24, 2026, 12:16 PM UTC.