M1.7 earthquake 40 km SSE of Adak, Alaska
A magnitude 1.7 earthquake struck 40 km SSE of Adak, Alaska on Sat, Aug 9, 2025, 6:01 PM HADT (03:01 UTC), 31 km (19 mi) below the surface.
A larger quake followed: M4.4 100 km SW 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
- 1.7 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2025-08-10 03:01:01 UTC
- Depth
- 31.1 km (19.3 mi), shallow
- Epicenter
- 51.549° N, 176.366° W
- 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
- 29
Nearby
Within 100 km, magnitude 1.5 and up: 114 in the 60 days after this one and 140 in the 30 days before it.
After
- 1.955 km SE of Adak, Alaska · 420 days ago · 26 km deep · 18 km away
- 1.513 km SSE of Adak, Alaska · 419 days ago · 81 km deep · 27 km away
- 2.5106 km SSW of Adak, Alaska · 419 days ago · 10 km deep · 86 km away
- 3.752 km SSE of Adak, Alaska · 419 days ago · 35 km deep · 12 km away
- 2.694 km SW of Atka, Alaska · 418 days ago · 35 km deep · 81 km away
- 3.161 km NE of Adak, Alaska · 418 days ago · 202 km deep · 85 km away
- 2.068 km SE of Adak, Alaska · 418 days ago · 38 km deep · 37 km away
- 1.874 km SSE of Adak, Alaska · 417 days ago · 13 km deep · 34 km away
- 1.955 km SSE of Adak, Alaska · 417 days ago · 27 km deep · 15 km away
- 1.590 km WSW of Adak, Alaska · 417 days ago · 31 km deep · 100 km away
- 1.718 km E of Adak, Alaska · 417 days ago · 90 km deep · 33 km away
- 1.663 km SE of Adak, Alaska · 417 days ago · 25 km deep · 29 km away
- 1.974 km SSE of Adak, Alaska · 416 days ago · 25 km deep · 35 km away
- 1.556 km SSW of Adak, Alaska · 416 days ago · 32 km deep · 49 km away
- 1.765 km ESE of Adak, Alaska · 416 days ago · 23 km deep · 37 km away
- 1.562 km SE of Adak, Alaska · 416 days ago · 26 km deep · 25 km away
- 1.946 km NE of Adak, Alaska · 415 days ago · 126 km deep · 69 km away
- 2.716 km SSE of Adak, Alaska · 415 days ago · 16 km deep · 24 km away
- 3.371 km SSW of Adak, Alaska · 415 days ago · 35 km deep · 54 km away
- 2.252 km SSE of Adak, Alaska · 414 days ago · 26 km deep · 16 km away
- 1.659 km SSE of Adak, Alaska · 414 days ago · 26 km deep · 19 km away
- 3.716 km SE of Adak, Alaska · 414 days ago · 100 km deep · 27 km away
- 2.948 km ESE of Adak, Alaska · 413 days ago · 63 km deep · 30 km away
- 1.964 km NE of Adak, Alaska · 413 days ago · 162 km deep · 90 km away
- 1.779 km SW of Adak, Alaska · 413 days ago · 24 km deep · 85 km away
- 1.665 km WSW of Adak, Alaska · 413 days ago · 69 km deep · 82 km away
- 1.587 km WSW of Adak, Alaska · 413 days ago · 62 km deep · 98 km away
- 1.868 km WSW of Atka, Alaska · 412 days ago · 126 km deep · 99 km away
- 2.089 km SSE of Adak, Alaska · 411 days ago · 7 km deep · 50 km away
- 1.564 km SSW of Adak, Alaska · 411 days ago · 21 km deep · 46 km away
- 3.154 km SE of Adak, Alaska · 411 days ago · 35 km deep · 16 km away
- 1.862 km SE of Adak, Alaska · 411 days ago · 26 km deep · 29 km away
- 1.783 km SW of Adak, Alaska · 411 days ago · 39 km deep · 87 km away
- 1.663 km SE of Adak, Alaska · 411 days ago · 26 km deep · 24 km away
- 2.562 km SSW of Adak, Alaska · 411 days ago · 43 km deep · 53 km away
- 1.563 km SE of Adak, Alaska · 411 days ago · 26 km deep · 29 km away
- 2.798 km ESE of Adak, Alaska · 410 days ago · 35 km deep · 76 km away
- 1.853 km SSE of Adak, Alaska · 410 days ago · 24 km deep · 13 km away
- 3.164 km SE of Adak, Alaska · 410 days ago · 35 km deep · 28 km away
- 1.960 km SE of Adak, Alaska · 410 days ago · 23 km deep · 25 km away
- 1.854 km S of Adak, Alaska · 410 days ago · 26 km deep · 21 km away
- 1.799 km SW of Atka, Alaska · 409 days ago · 26 km deep · 82 km away
- 1.569 km SSW of Adak, Alaska · 409 days ago · 26 km deep · 51 km away
- 1.966 km W of Adak, Alaska · 409 days ago · 91 km deep · 89 km away
- 3.468 km SW of Adak, Alaska · 409 days ago · 60 km deep · 70 km away
- 2.858 km WSW of Adak, Alaska · 408 days ago · 10 km deep · 74 km away
- 2.094 km SW of Adak, Alaska · 407 days ago · 27 km deep · 92 km away
- 2.665 km SSE of Adak, Alaska · 407 days ago · 35 km deep · 26 km away
- 3.093 km SW of Atka, Alaska · 407 days ago · 35 km deep · 83 km away
- 1.954 km SSE of Adak, Alaska · 407 days ago · 26 km deep · 18 km away
- 2.193 km ESE of Adak, Alaska · 406 days ago · 42 km deep · 74 km away
- 1.866 km SSE of Adak, Alaska · 406 days ago · 23 km deep · 27 km away
- 1.962 km SE of Adak, Alaska · 406 days ago · 23 km deep · 25 km away
- 1.962 km SSE of Adak, Alaska · 406 days ago · 24 km deep · 22 km away
- 1.964 km SE of Adak, Alaska · 406 days ago · 24 km deep · 24 km away
- 2.565 km S of Adak, Alaska · 406 days ago · 35 km deep · 41 km away
- 3.775 km SW of Adak, Alaska · 405 days ago · 40 km deep · 74 km away
- 1.655 km ENE of Adak, Alaska · 405 days ago · 9 km deep · 69 km away
- 3.088 km SSE of Adak, Alaska · 405 days ago · 20 km deep · 48 km away
- 1.962 km SE of Adak, Alaska · 404 days ago · 26 km deep · 29 km away
The first 60 of 114.
Before
- 1.735 km ENE of Adak, Alaska · 420 days ago · 107 km deep · 57 km away
- 2.576 km SW of Adak, Alaska · 420 days ago · 46 km deep · 78 km away
- 1.965 km SSW of Adak, Alaska · 421 days ago · 13 km deep · 51 km away
- 1.813 km SW of Adak, Alaska · 421 days ago · 76 km deep · 41 km away
- 3.155 km SSE of Adak, Alaska · 421 days ago · 35 km deep · 18 km away
- 2.673 km SSW of Adak, Alaska · 421 days ago · 35 km deep · 57 km away
- 2.270 km SW of Adak, Alaska · 422 days ago · 37 km deep · 63 km away
- 1.978 km SW of Adak, Alaska · 422 days ago · 39 km deep · 83 km away
- 1.961 km SE of Adak, Alaska · 422 days ago · 23 km deep · 22 km away
- 1.647 km SSW of Adak, Alaska · 422 days ago · 29 km deep · 45 km away
- 2.793 km SW of Atka, Alaska · 422 days ago · 35 km deep · 82 km away
- 2.068 km SSW of Adak, Alaska · 422 days ago · 28 km deep · 54 km away
- 2.690 km SSE of Adak, Alaska · 422 days ago · 10 km deep · 50 km away
- 1.962 km SE of Adak, Alaska · 423 days ago · 26 km deep · 28 km away
- 1.854 km SSE of Adak, Alaska · 423 days ago · 26 km deep · 14 km away
- 3.0100 km SW of Adak, Alaska · 423 days ago · 35 km deep · 97 km away
- 1.568 km ENE of Adak, Alaska · 423 days ago · 18 km deep · 75 km away
- 1.8100 km SSE of Adak, Alaska · 424 days ago · 5 km deep · 60 km away
- 1.961 km SE of Adak, Alaska · 424 days ago · 26 km deep · 22 km away
- 2.569 km SSE of Adak, Alaska · 424 days ago · 34 km deep · 31 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak025a773k7b. Read Sat, Oct 3, 2026, 9:43 PM UTC.