M3.2 earthquake 195 km SSE of Atka, Alaska
A magnitude 3.2 earthquake struck 195 km SSE of Atka, Alaska on Sat, Dec 23, 2023, 7:08 AM HAST (17:08 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.9 139 km SE of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.2 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-12-23 17:08:53 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 50.676° N, 172.779° 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 |
|---|---|---|---|
| 3.2 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.097 · 16 stations |
| 2.7 | 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 5.9 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- Operator assigned
- Station coverage gap
- 237°, poorly surrounded by stations
- Stations used
- 16
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 3 in the 30 days before it.
After
- 2.7182 km S of Atka, Alaska · 1012 days ago · 10 km deep · 83 km away
- 2.5101 km SSE of Atka, Alaska · 1011 days ago · 35 km deep · 95 km away
- 3.9139 km SE of Atka, Alaska · 1007 days ago · 41 km deep · 87 km away
- 3.1181 km SSE of Atka, Alaska · 966 days ago · 10 km deep · 30 km away
- 2.5100 km SSE of Atka, Alaska · 964 days ago · 12 km deep · 99 km away
- 2.2101 km SSE of Atka, Alaska · 964 days ago · 24 km deep · 99 km away
- 3.2186 km SSE of Atka, Alaska · 964 days ago · 10 km deep · 37 km away
- 3.0100 km SE of Atka, Alaska · 962 days ago · 6 km deep · 96 km away
- 2.6249 km SE of Atka, Alaska · 960 days ago · 10 km deep · 87 km away
- 3.1209 km SSE of Atka, Alaska · 958 days ago · 10 km deep · 21 km away
- 2.7172 km S of Atka, Alaska · 958 days ago · 10 km deep · 70 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000m2t3 (also filed as ak023gep13rf). Read Thu, Oct 1, 2026, 8:51 PM UTC.