M3.6 earthquake 213 km SSW of Adak, Alaska
A magnitude 3.6 earthquake struck 213 km SSW of Adak, Alaska on Mon, Apr 10, 2023, 12:12 PM HADT (21:12 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
- 3.6 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-04-10 21:12:49 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 50.022° N, 177.415° 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 |
|---|---|---|---|
| 3.6 | ML, local (Richter) | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.115 · 10 stations |
| 3.0 | 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 8.3 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 261°, poorly surrounded by stations
- Stations used
- 17
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 5 in the 30 days before it.
After
- 3.2228 km S of Adak, Alaska · 1251 days ago · 10 km deep · 82 km away
- 2.7218 km S of Adak, Alaska · 1251 days ago · 10 km deep · 83 km away
- 2.2199 km S of Adak, Alaska · 1230 days ago · 12 km deep · 82 km away
- 3.2Andreanof Islands, Aleutian Islands, Alaska · 1229 days ago · 10 km deep · 11 km away
- 2.1162 km S of Adak, Alaska · 1228 days ago · 25 km deep · 54 km away
- 1.8119 km SSW of Adak, Alaska · 1210 days ago · 26 km deep · 94 km away
Before
- 3.7Andreanof Islands, Aleutian Islands, Alaska · 1273 days ago · 10 km deep · 81 km away
- 2.9225 km SW of Adak, Alaska · 1274 days ago · 10 km deep · 82 km away
- 3.3160 km SSW of Adak, Alaska · 1276 days ago · 10 km deep · 53 km away
- 3.2276 km SSW of Adak, Alaska · 1281 days ago · 10 km deep · 98 km away
- 4.5259 km SSW of Adak, Alaska · 1284 days ago · 10 km deep · 94 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000k572 (also filed as ak0234lqbhnd). Read Thu, Oct 1, 2026, 7:22 AM UTC.