M1.6 earthquake 246 km WSW of Adak, Alaska
A magnitude 1.6 earthquake struck 246 km WSW of Adak, Alaska on Wed, Sep 3, 2025, 11:00 AM GMT+12 (23:00 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M4.5 261 km W of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2025-09-02 23:00:49 UTC
- Depth
- 45.3 km (28.1 mi), shallow
- Epicenter
- 51.448° N, 179.867° E
- 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.
- Stations used
- 18
Nearby
Within 100 km, magnitude 1.5 and up: 27 in the 60 days after this one and 96 in the 30 days before it.
After
- 1.6266 km W of Adak, Alaska · 394 days ago · 68 km deep · 26 km away
- 1.6222 km W of Adak, Alaska · 394 days ago · 95 km deep · 43 km away
- 2.5240 km WSW of Adak, Alaska · 394 days ago · 5 km deep · 61 km away
- 2.1187 km WSW of Adak, Alaska · 387 days ago · 18 km deep · 66 km away
- 4.5261 km W of Adak, Alaska · 385 days ago · 73 km deep · 16 km away
- 3.2231 km WSW of Adak, Alaska · 381 days ago · 15 km deep · 15 km away
- 1.9159 km WSW of Adak, Alaska · 378 days ago · 30 km deep · 92 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 377 days ago · 4 km deep · 84 km away
- 1.5151 km W of Adak, Alaska · 372 days ago · 14 km deep · 94 km away
- 2.1164 km WSW of Adak, Alaska · 372 days ago · 16 km deep · 82 km away
- 2.0264 km W of Adak, Alaska · 371 days ago · 4 km deep · 47 km away
- 2.6171 km W of Adak, Alaska · 371 days ago · 88 km deep · 76 km away
- 2.6225 km W of Adak, Alaska · 371 days ago · 84 km deep · 32 km away
- 1.9253 km W of Adak, Alaska · 369 days ago · 3 km deep · 48 km away
- 2.2257 km W of Adak, Alaska · 369 days ago · 12 km deep · 55 km away
- 1.9258 km W of Adak, Alaska · 367 days ago · 9 km deep · 53 km away
- 3.2236 km WSW of Adak, Alaska · 363 days ago · 11 km deep · 45 km away
- 4.2200 km W of Adak, Alaska · 363 days ago · 79 km deep · 46 km away
- 3.8253 km W of Adak, Alaska · 362 days ago · 173 km deep · 78 km away
- 4.2Rat Islands, Aleutian Islands, Alaska · 362 days ago · 18 km deep · 84 km away
- 4.5240 km WSW of Adak, Alaska · 356 days ago · 35 km deep · 53 km away
- 3.4246 km WSW of Adak, Alaska · 356 days ago · 35 km deep · 62 km away
- 1.7260 km W of Adak, Alaska · 356 days ago · 8 km deep · 55 km away
- 1.9259 km W of Adak, Alaska · 354 days ago · 7 km deep · 63 km away
- 2.8221 km W of Adak, Alaska · 350 days ago · 10 km deep · 29 km away
- 2.8206 km W of Adak, Alaska · 349 days ago · 96 km deep · 46 km away
- 4.0Rat Islands, Aleutian Islands, Alaska · 337 days ago · 77 km deep · 98 km away
Before
- 2.1Rat Islands, Aleutian Islands, Alaska · 395 days ago · 148 km deep · 91 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 396 days ago · 36 km deep · 97 km away
- 2.7265 km W of Adak, Alaska · 397 days ago · 78 km deep · 29 km away
- 3.7264 km W of Adak, Alaska · 399 days ago · 77 km deep · 27 km away
- 5.1260 km W of Adak, Alaska · 399 days ago · 81 km deep · 35 km away · tsunami flag
- 2.0211 km W of Adak, Alaska · 400 days ago · 58 km deep · 35 km away
- 1.9237 km W of Adak, Alaska · 400 days ago · 119 km deep · 46 km away
- 2.0237 km W of Adak, Alaska · 400 days ago · 127 km deep · 47 km away
- 2.2236 km W of Adak, Alaska · 400 days ago · 129 km deep · 50 km away
- 2.3239 km W of Adak, Alaska · 400 days ago · 127 km deep · 47 km away
- 5.9237 km W of Adak, Alaska · 400 days ago · 130 km deep · 75 km away · felt by 2 · tsunami flag
- 1.7Rat Islands, Aleutian Islands, Alaska · 400 days ago · 36 km deep · 73 km away
- 1.7201 km WSW of Adak, Alaska · 400 days ago · 43 km deep · 47 km away
- 1.7157 km WSW of Adak, Alaska · 400 days ago · 18 km deep · 97 km away
- 1.8250 km W of Adak, Alaska · 401 days ago · 83 km deep · 28 km away
- 2.5192 km W of Adak, Alaska · 401 days ago · 128 km deep · 66 km away
- 1.9180 km W of Adak, Alaska · 401 days ago · 100 km deep · 74 km away
- 2.6Rat Islands, Aleutian Islands, Alaska · 402 days ago · 67 km deep · 99 km away
- 1.9173 km WSW of Adak, Alaska · 402 days ago · 21 km deep · 77 km away
- 2.2157 km WSW of Adak, Alaska · 403 days ago · 23 km deep · 96 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak025b9kd3ps. Read Fri, Oct 2, 2026, 3:25 PM UTC.