M3.1 earthquake 232 km SSE of Sand Point, Alaska
A magnitude 3.1 earthquake struck 232 km SSE of Sand Point, Alaska on Mon, Feb 27, 2023, 10:43 PM AKST (07:43 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
- 3.1 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-02-28 07:43:03 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 53.328° N, 159.537° 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 |
|---|---|---|---|
| 3.1 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed |
| 3.1 | ML, local (Richter) | Alaska Earthquake Center | Preliminary |
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 6.7 km horizontally, 2.0 km in depth
- Depth from
- Operator assigned
- Station coverage gap
- 269°, poorly surrounded by stations
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 2.5134 km SSE of Sand Point, Alaska · 1306 days ago · 10 km deep · 98 km away
- 3.0223 km S of Sand Point, Alaska · 1253 days ago · 10 km deep · 59 km away
- 2.8203 km S of Sand Point, Alaska · 1252 days ago · 10 km deep · 38 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000jhsv (also filed as ak0232pp4qkf). Read Thu, Oct 1, 2026, 3:19 PM UTC.