M3.0 earthquake 230 km S of King Cove, Alaska
A magnitude 3.0 earthquake struck 230 km S of King Cove, Alaska on Wed, Nov 10, 2021, 12:00 AM AKST (09:00 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.2 230 km SSE of False Pass, 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, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-11-10 09:00:30 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 53.022° N, 161.678° 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 |
|---|---|---|---|
| 3.0 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.115 · 10 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 7.9 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 237°, poorly surrounded by stations
- Stations used
- 26
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 1 in the 30 days before it.
After
- 2.8200 km SSE of King Cove, Alaska · 1783 days ago · 23 km deep · 31 km away
- 2.8197 km S of King Cove, Alaska · 1774 days ago · 8 km deep · 34 km away
- 2.6209 km S of Sand Point, Alaska · 1771 days ago · 10 km deep · 95 km away
- 3.1201 km SSE of King Cove, Alaska · 1769 days ago · 3 km deep · 32 km away
- 2.3151 km S of King Cove, Alaska · 1743 days ago · 32 km deep · 79 km away
- 2.9232 km S of Sand Point, Alaska · 1743 days ago · 28 km deep · 94 km away
- 2.8212 km S of King Cove, Alaska · 1742 days ago · 14 km deep · 19 km away
- 3.2230 km SSE of False Pass, Alaska · 1731 days ago · 10 km deep · 61 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000gbw1 (also filed as ak021efg3y1q). Read Thu, Oct 1, 2026, 7:16 PM UTC.