M3.0 earthquake 25 km NW of Nelson Lagoon, Alaska
A magnitude 3.0 earthquake struck 25 km NW of Nelson Lagoon, Alaska on Fri, Feb 17, 2023, 11:23 AM AKST (20:23 UTC), 172 km (107 mi) below the surface.
A larger quake followed: M3.1 31 km SSW of Nelson Lagoon, Alaska. This one was a foreshock.
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
- 2023-02-17 20:23:05 UTC
- Depth
- 171.7 km (106.7 mi), intermediate-depth
- Epicenter
- 56.173° N, 161.465° 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 9.4 km horizontally, 11.2 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 139°
- Stations used
- 71
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 5 in the 30 days before it.
After
- 2.161 km NE of King Cove, Alaska · 1314 days ago · 125 km deep · 77 km away
- 2.158 km SSW of Nelson Lagoon, Alaska · 1313 days ago · 169 km deep · 76 km away
- 2.6Alaska Peninsula · 1310 days ago · 149 km deep · 48 km away
- 1.843 km SW of Nelson Lagoon, Alaska · 1286 days ago · 16 km deep · 54 km away
- 3.131 km SSW of Nelson Lagoon, Alaska · 1283 days ago · 161 km deep · 48 km away
- 1.949 km SSW of Nelson Lagoon, Alaska · 1282 days ago · 124 km deep · 66 km away
- 1.7Alaska Peninsula · 1281 days ago · 95 km deep · 68 km away
Before
- 1.944 km NNE of Sand Point, Alaska · 1324 days ago · 16 km deep · 85 km away
- 2.413 km ENE of Nelson Lagoon, Alaska · 1333 days ago · 146 km deep · 32 km away
- 3.038 km NW of Nelson Lagoon, Alaska · 1336 days ago · 218 km deep · 15 km away
- 3.3Alaska Peninsula · 1337 days ago · 150 km deep · 49 km away
- 2.924 km W of Nelson Lagoon, Alaska · 1345 days ago · 19 km deep · 24 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000jps0 (also filed as ak02327pu9j1). Read Wed, Sep 30, 2026, 1:38 AM UTC.