M2.5 earthquake 88 km SSW of Atka, Alaska
A magnitude 2.5 earthquake struck 88 km SSW of Atka, Alaska on Thu, Feb 16, 2017, 8:10 AM HAST (18:10 UTC), 42 km (26 mi) below the surface.
A larger quake followed: M4.9 89 km E 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
- 2.5 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2017-02-16 18:10:19 UTC
- Depth
- 42.3 km (26.3 mi), shallow
- Epicenter
- 51.517° N, 174.858° 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
- 12
Nearby
Within 100 km, magnitude 1.5 and up: 57 in the 60 days after this one and 28 in the 30 days before it.
After
- 1.631 km E of Adak, Alaska · 3513 days ago · 72 km deep · 99 km away
- 2.466 km SSE of Atka, Alaska · 3512 days ago · 56 km deep · 68 km away
- 1.988 km ESE of Adak, Alaska · 3511 days ago · 52 km deep · 41 km away
- 3.961 km WSW of Atka, Alaska · 3510 days ago · 123 km deep · 60 km away
- 2.840 km SE of Adak, Alaska · 3509 days ago · 42 km deep · 97 km away
- 3.056 km SSE of Atka, Alaska · 3508 days ago · 25 km deep · 72 km away
- 2.649 km ENE of Adak, Alaska · 3508 days ago · 126 km deep · 96 km away
- 2.492 km SW of Atka, Alaska · 3506 days ago · 48 km deep · 23 km away
- 2.860 km SSE of Adak, Alaska · 3506 days ago · 20 km deep · 93 km away
- 4.989 km E of Adak, Alaska · 3502 days ago · 53 km deep · 44 km away
- 3.747 km SE of Adak, Alaska · 3501 days ago · 51 km deep · 88 km away
- 3.891 km S of Atka, Alaska · 3497 days ago · 57 km deep · 36 km away
- 1.7108 km SW of Atka, Alaska · 3493 days ago · 19 km deep · 25 km away
- 1.944 km SW of Atka, Alaska · 3493 days ago · 78 km deep · 48 km away
- 2.369 km SW of Atka, Alaska · 3493 days ago · 44 km deep · 26 km away
- 2.481 km E of Adak, Alaska · 3492 days ago · 77 km deep · 64 km away
- 2.880 km E of Adak, Alaska · 3492 days ago · 73 km deep · 58 km away
- 1.679 km ESE of Adak, Alaska · 3492 days ago · 19 km deep · 56 km away
- 1.843 km SSE of Atka, Alaska · 3490 days ago · 34 km deep · 66 km away
- 3.125 km ESE of Atka, Alaska · 3489 days ago · 92 km deep · 96 km away
- 2.386 km ESE of Adak, Alaska · 3489 days ago · 34 km deep · 49 km away
- 2.660 km ESE of Adak, Alaska · 3489 days ago · 54 km deep · 68 km away
- 2.7111 km S of Atka, Alaska · 3489 days ago · 27 km deep · 55 km away
- 2.549 km SW of Atka, Alaska · 3488 days ago · 54 km deep · 43 km away
- 2.0121 km SSW of Atka, Alaska · 3488 days ago · 36 km deep · 34 km away
- 2.29 km SSE of Atka, Alaska · 3487 days ago · 68 km deep · 84 km away
- 2.234 km WSW of Atka, Alaska · 3487 days ago · 95 km deep · 62 km away
- 2.638 km E of Adak, Alaska · 3485 days ago · 77 km deep · 93 km away
- 2.177 km SE of Adak, Alaska · 3485 days ago · 14 km deep · 66 km away
- 2.4Andreanof Islands, Aleutian Islands, Alaska · 3485 days ago · 26 km deep · 51 km away
- 2.079 km ESE of Adak, Alaska · 3485 days ago · 72 km deep · 51 km away
- 1.9Andreanof Islands, Aleutian Islands, Alaska · 3485 days ago · 25 km deep · 60 km away
- 1.666 km SE of Adak, Alaska · 3485 days ago · 68 km deep · 67 km away
- 2.667 km ESE of Adak, Alaska · 3484 days ago · 22 km deep · 66 km away
- 1.948 km SE of Adak, Alaska · 3482 days ago · 41 km deep · 85 km away
- 1.889 km E of Adak, Alaska · 3481 days ago · 51 km deep · 46 km away
- 3.558 km SW of Atka, Alaska · 3479 days ago · 66 km deep · 39 km away
- 2.722 km W of Atka, Alaska · 3478 days ago · 121 km deep · 80 km away
- 1.957 km ESE of Adak, Alaska · 3477 days ago · 49 km deep · 74 km away
- 2.167 km SSE of Atka, Alaska · 3471 days ago · 46 km deep · 73 km away
- 1.957 km SE of Adak, Alaska · 3471 days ago · 24 km deep · 83 km away
- 1.940 km SSW of Atka, Alaska · 3471 days ago · 38 km deep · 51 km away
- 3.977 km SE of Adak, Alaska · 3469 days ago · 10 km deep · 82 km away
- 3.263 km SE of Atka, Alaska · 3468 days ago · 41 km deep · 95 km away
- 2.267 km SE of Adak, Alaska · 3468 days ago · 18 km deep · 80 km away
- 2.060 km W of Atka, Alaska · 3468 days ago · 79 km deep · 78 km away
- 3.788 km SSE of Adak, Alaska · 3468 days ago · 10 km deep · 99 km away
- 2.264 km SSE of Adak, Alaska · 3468 days ago · 40 km deep · 97 km away
- 3.982 km SSE of Adak, Alaska · 3468 days ago · 10 km deep · 98 km away
- 1.776 km SSE of Adak, Alaska · 3467 days ago · 20 km deep · 99 km away
- 1.560 km SE of Adak, Alaska · 3464 days ago · 13 km deep · 85 km away
- 2.539 km SW of Atka, Alaska · 3460 days ago · 8 km deep · 49 km away
- 1.831 km ESE of Adak, Alaska · 3458 days ago · 64 km deep · 97 km away
- 2.855 km ENE of Adak, Alaska · 3458 days ago · 187 km deep · 91 km away
- 2.672 km SSE of Adak, Alaska · 3457 days ago · 30 km deep · 92 km away
- 1.846 km SE of Atka, Alaska · 3455 days ago · 83 km deep · 92 km away
- 1.592 km SW of Atka, Alaska · 3455 days ago · 50 km deep · 34 km away
Before
- 3.295 km SSW of Atka, Alaska · 3515 days ago · 28 km deep · 12 km away
- 3.5Andreanof Islands, Aleutian Islands, Alaska · 3516 days ago · 45 km deep · 96 km away
- 3.590 km SSE of Atka, Alaska · 3516 days ago · 43 km deep · 91 km away
- 2.522 km SSE of Atka, Alaska · 3516 days ago · 0 km deep · 80 km away
- 2.056 km SE of Adak, Alaska · 3517 days ago · 22 km deep · 83 km away
- 2.181 km SW of Atka, Alaska · 3517 days ago · 48 km deep · 35 km away
- 1.945 km SE of Adak, Alaska · 3518 days ago · 40 km deep · 91 km away
- 2.9101 km S of Atka, Alaska · 3518 days ago · 26 km deep · 41 km away
- 2.8105 km S of Atka, Alaska · 3522 days ago · 40 km deep · 39 km away
- 3.1120 km S of Atka, Alaska · 3523 days ago · 10 km deep · 51 km away
- 3.9110 km SSW of Atka, Alaska · 3524 days ago · 58 km deep · 38 km away
- 2.8103 km SW of Atka, Alaska · 3528 days ago · 36 km deep · 26 km away
- 2.968 km ESE of Adak, Alaska · 3532 days ago · 30 km deep · 62 km away
- 2.993 km SW of Atka, Alaska · 3534 days ago · 25 km deep · 26 km away
- 2.464 km SSE of Adak, Alaska · 3534 days ago · 17 km deep · 90 km away
- 3.665 km SE of Adak, Alaska · 3534 days ago · 39 km deep · 83 km away
- 2.343 km SE of Adak, Alaska · 3535 days ago · 28 km deep · 96 km away
- 2.269 km SE of Adak, Alaska · 3535 days ago · 17 km deep · 76 km away
- 2.165 km SE of Adak, Alaska · 3535 days ago · 13 km deep · 79 km away
- 2.866 km ESE of Adak, Alaska · 3535 days ago · 34 km deep · 66 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0172611asd (also filed as ak15341153). Read Fri, Oct 2, 2026, 10:57 PM UTC.