M1.9 earthquake 77 km S of Unalaska, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Feb 9, 2017, 3:23 PM AKST

UTC

2017-02-10 00:23:52 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

53.181° N, 166.690° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

22

• Unalaska, AlaskaPopulation 4,491. Forecast78 kmS

After

1. 2.1126 km S of Unalaska, AlaskaThu, Feb 9, 4:18 PM AKST · 3522 days ago · 40 km deep · 49 km away
2. 2.356 km SE of Unalaska, AlaskaSat, Feb 11, 4:13 AM AKST · 3521 days ago · 64 km deep · 74 km away
3. 3.782 km SSW of Unalaska, AlaskaSat, Feb 11, 10:56 PM AKST · 3520 days ago · 26 km deep · 8 km away
4. 1.641 km SE of Unalaska, AlaskaSun, Feb 12, 7:24 AM AKST · 3519 days ago · 42 km deep · 61 km away
5. 2.1132 km SSE of Unalaska, AlaskaThu, Feb 16, 4:37 AM AKST · 3516 days ago · 20 km deep · 89 km away
6. 3.762 km SE of Unalaska, AlaskaFri, Feb 17, 3:58 AM AKST · 3515 days ago · 43 km deep · 59 km away
7. 2.469 km SE of Unalaska, AlaskaFri, Feb 17, 4:18 AM AKST · 3515 days ago · 46 km deep · 58 km away
8. 1.767 km SE of Unalaska, AlaskaFri, Feb 17, 4:21 AM AKST · 3515 days ago · 24 km deep · 58 km away
9. 1.669 km SE of Unalaska, AlaskaFri, Feb 17, 4:28 AM AKST · 3515 days ago · 36 km deep · 61 km away
10. 1.867 km SE of Unalaska, AlaskaFri, Feb 17, 4:29 AM AKST · 3515 days ago · 36 km deep · 60 km away
11. 2.170 km SE of Unalaska, AlaskaFri, Feb 17, 5:09 AM AKST · 3515 days ago · 35 km deep · 59 km away
12. 1.7Fox Islands, Aleutian Islands, AlaskaFri, Feb 17, 8:16 AM AKST · 3514 days ago · 42 km deep · 62 km away
13. 1.846 km S of Akutan, AlaskaSat, Feb 18, 3:36 AM AKST · 3514 days ago · 59 km deep · 85 km away
14. 2.172 km WSW of Dutch Harbor, AlaskaSat, Feb 18, 1:13 PM AKST · 3513 days ago · 13 km deep · 83 km away
15. 2.265 km SE of Unalaska, AlaskaSat, Feb 18, 6:06 PM AKST · 3513 days ago · 34 km deep · 59 km away
16. 1.568 km SW of Unalaska, AlaskaSun, Feb 19, 11:54 AM AKST · 3512 days ago · 28 km deep · 61 km away
17. 1.572 km WSW of Unalaska, AlaskaSun, Feb 19, 5:48 PM AKST · 3512 days ago · 26 km deep · 77 km away
18. 1.665 km SSE of Akutan, AlaskaSun, Feb 19, 6:43 PM AKST · 3512 days ago · 64 km deep · 86 km away
19. 1.871 km S of Akutan, AlaskaMon, Feb 20, 9:00 AM AKST · 3511 days ago · 30 km deep · 81 km away
20. 1.951 km SW of Unalaska, AlaskaTue, Feb 21, 1:55 AM AKST · 3511 days ago · 16 km deep · 51 km away
21. 2.030 km S of Akutan, AlaskaFri, Feb 24, 2:49 PM AKST · 3507 days ago · 64 km deep · 99 km away
22. 2.2121 km SE of Unalaska, AlaskaSat, Feb 25, 1:36 PM AKST · 3506 days ago · 24 km deep · 88 km away
23. 1.768 km SE of Unalaska, AlaskaSun, Feb 26, 2:35 AM AKST · 3506 days ago · 36 km deep · 70 km away
24. 2.172 km SSE of Akutan, AlaskaSun, Feb 26, 1:02 PM AKST · 3505 days ago · 43 km deep · 98 km away
25. 1.772 km SE of Unalaska, AlaskaMon, Feb 27, 1:29 AM AKST · 3505 days ago · 20 km deep · 74 km away
26. 2.011 km WNW of Dutch Harbor, AlaskaMon, Feb 27, 5:24 AM AKST · 3505 days ago · 6 km deep · 83 km away
27. 2.257 km SE of Unalaska, AlaskaWed, Mar 1, 3:45 AM AKST · 3503 days ago · 23 km deep · 65 km away
28. 2.178 km S of Unalaska, AlaskaWed, Mar 1, 3:48 PM AKST · 3502 days ago · 69 km deep · 1 km away
29. 2.183 km WSW of Unalaska, AlaskaThu, Mar 2, 12:57 AM AKST · 3502 days ago · 11 km deep · 75 km away
30. 2.273 km ENE of Nikolski, AlaskaThu, Mar 2, 1:10 AM AKST · 3502 days ago · 70 km deep · 75 km away
31. 2.035 km SE of Unalaska, AlaskaThu, Mar 2, 5:05 AM AKST · 3502 days ago · 67 km deep · 65 km away
32. 2.046 km S of Akutan, AlaskaThu, Mar 2, 8:38 AM AKST · 3501 days ago · 86 km deep · 85 km away
33. 2.6124 km S of Unalaska, AlaskaThu, Mar 2, 6:46 PM AKST · 3501 days ago · 1 km deep · 46 km away
34. 1.766 km SE of Unalaska, AlaskaFri, Mar 3, 9:52 AM AKST · 3500 days ago · 37 km deep · 54 km away
35. 3.780 km SE of Unalaska, AlaskaFri, Mar 3, 7:46 PM AKST · 3500 days ago · 15 km deep · 74 km away
36. 2.171 km SE of Unalaska, AlaskaFri, Mar 3, 7:50 PM AKST · 3500 days ago · 26 km deep · 74 km away
37. 2.472 km SE of Unalaska, AlaskaFri, Mar 3, 7:52 PM AKST · 3500 days ago · 21 km deep · 74 km away
38. 1.774 km SE of Unalaska, AlaskaSat, Mar 4, 5:50 PM AKST · 3499 days ago · 18 km deep · 56 km away
39. 1.688 km SW of Unalaska, AlaskaSat, Mar 4, 11:36 PM AKST · 3499 days ago · 21 km deep · 44 km away
40. 2.362 km ENE of Nikolski, AlaskaSun, Mar 5, 7:51 AM AKST · 3498 days ago · 69 km deep · 85 km away
41. 3.6123 km S of Unalaska, AlaskaMon, Mar 6, 11:08 AM AKST · 3497 days ago · 17 km deep · 56 km away
42. 1.972 km SSE of Akutan, AlaskaTue, Mar 7, 3:04 AM AKST · 3497 days ago · 20 km deep · 93 km away
43. 2.1140 km S of Unalaska, AlaskaWed, Mar 8, 4:56 AM AKST · 3496 days ago · 20 km deep · 63 km away
44. 2.1133 km S of Unalaska, AlaskaWed, Mar 8, 5:24 AM AKST · 3496 days ago · 7 km deep · 56 km away
45. 2.169 km S of Akutan, AlaskaWed, Mar 8, 10:54 AM AKST · 3495 days ago · 47 km deep · 83 km away
46. 1.622 km SE of Unalaska, AlaskaThu, Mar 9, 11:25 AM AKST · 3494 days ago · 65 km deep · 64 km away
47. 2.370 km SE of Unalaska, AlaskaThu, Mar 9, 11:12 PM AKST · 3494 days ago · 23 km deep · 71 km away
48. 1.886 km SE of Unalaska, AlaskaFri, Mar 10, 3:01 PM AKST · 3493 days ago · 40 km deep · 73 km away
49. 1.554 km SW of Unalaska, AlaskaFri, Mar 10, 5:25 PM AKST · 3493 days ago · 18 km deep · 55 km away
50. 2.174 km ESE of Nikolski, AlaskaSat, Mar 11, 4:14 AM AKST · 3493 days ago · 21 km deep · 88 km away
51. 2.767 km E of Nikolski, AlaskaSat, Mar 11, 5:36 AM AKST · 3493 days ago · 46 km deep · 88 km away
52. 2.6100 km SE of Unalaska, AlaskaSat, Mar 11, 10:39 PM AKST · 3492 days ago · 16 km deep · 80 km away
53. 1.878 km SW of Unalaska, AlaskaSun, Mar 12, 5:18 PM AKDT · 3491 days ago · 33 km deep · 57 km away
54. 2.386 km SSW of Unalaska, AlaskaMon, Mar 13, 1:45 PM AKDT · 3490 days ago · 26 km deep · 19 km away
55. 2.290 km SSW of Unalaska, AlaskaMon, Mar 13, 2:15 PM AKDT · 3490 days ago · 26 km deep · 19 km away
56. 1.847 km S of Akutan, AlaskaWed, Mar 15, 3:16 AM AKDT · 3489 days ago · 61 km deep · 86 km away
57. 2.2106 km S of Unalaska, AlaskaWed, Mar 15, 6:40 PM AKDT · 3488 days ago · 26 km deep · 29 km away
58. 1.970 km SE of Unalaska, AlaskaThu, Mar 16, 4:15 AM AKDT · 3488 days ago · 21 km deep · 73 km away
59. 1.678 km SSE of Unalaska, AlaskaThu, Mar 16, 8:35 AM AKDT · 3487 days ago · 22 km deep · 50 km away
60. 2.482 km S of Unalaska, AlaskaThu, Mar 16, 10:48 PM AKDT · 3487 days ago · 25 km deep · 5 km away

The first 60 of 100.

Before

1. 1.893 km E of Nikolski, AlaskaThu, Feb 9, 4:28 AM AKST · 3523 days ago · 49 km deep · 55 km away
2. 1.8131 km S of Unalaska, AlaskaWed, Feb 8, 11:24 PM AKST · 3523 days ago · 51 km deep · 54 km away
3. 1.873 km WSW of Unalaska, AlaskaWed, Feb 8, 3:02 AM AKST · 3524 days ago · 71 km deep · 75 km away
4. 1.6Fox Islands, Aleutian Islands, AlaskaTue, Feb 7, 7:27 AM AKST · 3524 days ago · 65 km deep · 36 km away
5. 2.2103 km E of Nikolski, AlaskaSun, Feb 5, 4:24 PM AKST · 3526 days ago · 15 km deep · 48 km away
6. 1.8Fox Islands, Aleutian Islands, AlaskaSun, Feb 5, 3:28 PM AKST · 3526 days ago · 13 km deep · 70 km away
7. 2.479 km S of Unalaska, AlaskaSun, Feb 5, 1:19 AM AKST · 3527 days ago · 26 km deep · 4 km away
8. 2.5128 km S of Unalaska, AlaskaSat, Feb 4, 6:23 PM AKST · 3527 days ago · 4 km deep · 51 km away
9. 2.576 km SSE of Akutan, AlaskaSat, Feb 4, 12:07 PM AKST · 3527 days ago · 45 km deep · 99 km away
10. 2.977 km SSW of Unalaska, AlaskaFri, Feb 3, 6:08 PM AKST · 3528 days ago · 35 km deep · 10 km away
11. 2.072 km SSE of Unalaska, AlaskaFri, Feb 3, 5:31 PM AKST · 3528 days ago · 22 km deep · 45 km away
12. 1.772 km WSW of Unalaska, AlaskaFri, Feb 3, 2:29 PM AKST · 3528 days ago · 15 km deep · 72 km away
13. 3.620 km ENE of Dutch Harbor, AlaskaThu, Feb 2, 8:30 AM AKST · 3529 days ago · 87 km deep · 94 km away
14. 1.969 km WSW of Unalaska, AlaskaWed, Feb 1, 6:12 AM AKST · 3531 days ago · 6 km deep · 64 km away
15. 1.869 km SE of Unalaska, AlaskaTue, Jan 31, 12:42 PM AKST · 3531 days ago · 40 km deep · 68 km away
16. 1.874 km WSW of Unalaska, AlaskaTue, Jan 31, 11:58 AM AKST · 3531 days ago · 30 km deep · 64 km away
17. 1.8Fox Islands, Aleutian Islands, AlaskaTue, Jan 31, 7:02 AM AKST · 3531 days ago · 37 km deep · 53 km away
18. 1.994 km SSE of Unalaska, AlaskaTue, Jan 31, 6:17 AM AKST · 3532 days ago · 16 km deep · 57 km away
19. 1.979 km S of Unalaska, AlaskaMon, Jan 30, 9:25 PM AKST · 3532 days ago · 26 km deep · 5 km away
20. 1.732 km S of Unalaska, AlaskaMon, Jan 30, 7:07 PM AKST · 3532 days ago · 26 km deep · 46 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0171vt69sc (also filed as ak15252764). Read Sat, Oct 3, 2026, 3:00 AM UTC.