M1.6 earthquake 73 km S of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Sun, Feb 16, 2020, 5:20 PM HAST

UTC

2020-02-17 03:20:09 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

51.223° N, 176.441° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 2.593 km SW of Atka, AlaskaSun, Feb 16, 5:50 PM HAST · 2417 days ago · 31 km deep · 99 km away
2. 1.862 km SE of Adak, AlaskaSun, Feb 16, 11:52 PM HAST · 2417 days ago · 20 km deep · 40 km away
3. 2.0103 km SW of Atka, AlaskaMon, Feb 17, 3:01 PM HAST · 2416 days ago · 5 km deep · 95 km away
4. 2.1Andreanof Islands, Aleutian Islands, AlaskaTue, Feb 18, 3:38 AM HAST · 2416 days ago · 26 km deep · 44 km away
5. 3.163 km SSW of Adak, AlaskaTue, Feb 18, 10:41 AM HAST · 2416 days ago · 35 km deep · 32 km away
6. 2.780 km SE of Adak, AlaskaWed, Feb 19, 1:50 AM HAST · 2415 days ago · 28 km deep · 41 km away
7. 1.540 km ENE of Adak, AlaskaWed, Feb 19, 2:45 AM HAST · 2415 days ago · 5 km deep · 96 km away
8. 1.541 km ENE of Adak, AlaskaWed, Feb 19, 7:53 PM HAST · 2414 days ago · 4 km deep · 96 km away
9. 2.364 km WSW of Adak, AlaskaThu, Feb 20, 8:27 AM HAST · 2414 days ago · 68 km deep · 85 km away
10. 2.055 km WSW of Adak, AlaskaThu, Feb 20, 2:03 PM HAST · 2414 days ago · 95 km deep · 84 km away
11. 2.665 km SE of Adak, AlaskaFri, Feb 21, 8:13 AM HAST · 2413 days ago · 35 km deep · 44 km away
12. 1.539 km ENE of Adak, AlaskaFri, Feb 21, 2:09 PM HAST · 2413 days ago · 16 km deep · 93 km away
13. 1.564 km SE of Adak, AlaskaFri, Feb 21, 4:30 PM HAST · 2412 days ago · 26 km deep · 41 km away
14. 1.663 km ESE of Adak, AlaskaSat, Feb 22, 4:46 AM HAST · 2412 days ago · 35 km deep · 58 km away
15. 1.637 km S of Adak, AlaskaSat, Feb 22, 5:07 AM HAST · 2412 days ago · 52 km deep · 36 km away
16. 1.898 km WSW of Adak, AlaskaSat, Feb 22, 6:54 AM HAST · 2412 days ago · 26 km deep · 100 km away
17. 2.869 km SSE of Adak, AlaskaSun, Feb 23, 12:28 AM HAST · 2411 days ago · 10 km deep · 12 km away
18. 1.867 km WSW of Adak, AlaskaSun, Feb 23, 11:42 PM HAST · 2410 days ago · 68 km deep · 95 km away
19. 3.725 km WNW of Adak, AlaskaMon, Feb 24, 12:52 PM HAST · 2410 days ago · 103 km deep · 92 km away
20. 1.948 km SSE of Adak, AlaskaMon, Feb 24, 7:33 PM HAST · 2409 days ago · 43 km deep · 25 km away
21. 1.789 km WSW of Adak, AlaskaMon, Feb 24, 10:35 PM HAST · 2409 days ago · 25 km deep · 98 km away
22. 3.362 km SSW of Adak, AlaskaTue, Feb 25, 12:42 AM HAST · 2409 days ago · 10 km deep · 46 km away
23. 2.657 km SSW of Adak, AlaskaTue, Feb 25, 2:48 AM HAST · 2409 days ago · 35 km deep · 48 km away
24. 3.3168 km S of Adak, AlaskaTue, Feb 25, 9:45 AM HAST · 2409 days ago · 10 km deep · 100 km away
25. 1.646 km ENE of Adak, AlaskaTue, Feb 25, 2:42 PM HAST · 2409 days ago · 6 km deep · 95 km away
26. 1.848 km SE of Adak, AlaskaTue, Feb 25, 5:49 PM HAST · 2408 days ago · 27 km deep · 38 km away
27. 1.941 km ENE of Adak, AlaskaTue, Feb 25, 11:52 PM HAST · 2408 days ago · 5 km deep · 96 km away
28. 1.643 km ENE of Adak, AlaskaWed, Feb 26, 8:20 AM HAST · 2408 days ago · 6 km deep · 97 km away
29. 1.872 km SE of Adak, AlaskaWed, Feb 26, 10:14 AM HAST · 2408 days ago · 20 km deep · 47 km away
30. 1.659 km SSW of Adak, AlaskaWed, Feb 26, 10:29 AM HAST · 2408 days ago · 32 km deep · 39 km away
31. 1.972 km ESE of Adak, AlaskaThu, Feb 27, 2:53 AM HAST · 2407 days ago · 26 km deep · 66 km away
32. 1.662 km SW of Adak, AlaskaThu, Feb 27, 3:47 AM HAST · 2407 days ago · 39 km deep · 73 km away
33. 1.8120 km SSW of Atka, AlaskaThu, Feb 27, 4:24 AM HAST · 2407 days ago · 10 km deep · 93 km away
34. 1.7125 km SSW of Atka, AlaskaThu, Feb 27, 5:32 AM HAST · 2407 days ago · 26 km deep · 91 km away
35. 2.0127 km SSW of Atka, AlaskaThu, Feb 27, 6:05 AM HAST · 2407 days ago · 21 km deep · 92 km away
36. 1.841 km ENE of Adak, AlaskaThu, Feb 27, 6:45 AM HAST · 2407 days ago · 4 km deep · 95 km away
37. 1.640 km ENE of Adak, AlaskaThu, Feb 27, 6:46 AM HAST · 2407 days ago · 4 km deep · 95 km away
38. 2.8139 km SSW of Atka, AlaskaThu, Feb 27, 7:52 AM HAST · 2407 days ago · 10 km deep · 98 km away
39. 1.8125 km SSW of Atka, AlaskaThu, Feb 27, 7:59 AM HAST · 2407 days ago · 15 km deep · 90 km away
40. 1.638 km SSW of Adak, AlaskaFri, Feb 28, 12:03 AM HAST · 2406 days ago · 13 km deep · 50 km away
41. 1.958 km SSE of Adak, AlaskaFri, Feb 28, 10:37 PM HAST · 2405 days ago · 23 km deep · 30 km away
42. 1.639 km ENE of Adak, AlaskaFri, Feb 28, 11:14 PM HAST · 2405 days ago · 5 km deep · 94 km away
43. 1.840 km ENE of Adak, AlaskaSat, Feb 29, 12:19 AM HAST · 2405 days ago · 4 km deep · 96 km away
44. 1.558 km SSE of Adak, AlaskaSat, Feb 29, 1:27 AM HAST · 2405 days ago · 26 km deep · 23 km away
45. 2.145 km ENE of Adak, AlaskaSat, Feb 29, 6:04 PM HAST · 2404 days ago · 7 km deep · 98 km away
46. 1.939 km ENE of Adak, AlaskaSat, Feb 29, 10:11 PM HAST · 2404 days ago · 5 km deep · 95 km away
47. 1.741 km ENE of Adak, AlaskaSun, Mar 1, 1:18 PM HAST · 2404 days ago · 5 km deep · 96 km away
48. 1.561 km ESE of Adak, AlaskaSun, Mar 1, 8:40 PM HAST · 2403 days ago · 30 km deep · 57 km away
49. 4.051 km WSW of Adak, AlaskaSun, Mar 1, 11:26 PM HAST · 2403 days ago · 75 km deep · 76 km away
50. 4.031 km SSE of Adak, AlaskaMon, Mar 2, 2:51 AM HAST · 2403 days ago · 48 km deep · 45 km away
51. 2.549 km SSE of Adak, AlaskaMon, Mar 2, 8:20 AM HAST · 2403 days ago · 35 km deep · 28 km away
52. 2.5105 km SSW of Adak, AlaskaTue, Mar 3, 2:28 PM HAST · 2402 days ago · 10 km deep · 47 km away
53. 3.466 km SSW of Adak, AlaskaTue, Mar 3, 2:47 PM HAST · 2402 days ago · 35 km deep · 53 km away
54. 1.565 km SSW of Adak, AlaskaTue, Mar 3, 3:19 PM HAST · 2401 days ago · 26 km deep · 38 km away
55. 1.8109 km SW of Adak, AlaskaTue, Mar 3, 8:04 PM HAST · 2401 days ago · 28 km deep · 94 km away
56. 1.861 km SE of Adak, AlaskaWed, Mar 4, 7:24 PM HAST · 2400 days ago · 23 km deep · 34 km away
57. 4.041 km ENE of Adak, AlaskaFri, Mar 6, 5:51 AM HAST · 2399 days ago · 10 km deep · 92 km away
58. 2.798 km SW of Atka, AlaskaFri, Mar 6, 1:32 PM HAST · 2399 days ago · 35 km deep · 93 km away
59. 1.686 km WSW of Adak, AlaskaFri, Mar 6, 4:02 PM HAST · 2398 days ago · 10 km deep · 98 km away
60. 1.561 km SW of Adak, AlaskaFri, Mar 6, 8:22 PM HAST · 2398 days ago · 18 km deep · 71 km away

The first 60 of 167.

Before

1. 2.537 km ESE of Adak, AlaskaSun, Feb 16, 4:00 PM HAST · 2417 days ago · 70 km deep · 61 km away
2. 1.975 km WSW of Adak, AlaskaSun, Feb 16, 3:25 PM HAST · 2417 days ago · 26 km deep · 88 km away
3. 1.840 km W of Adak, AlaskaSun, Feb 16, 12:33 PM HAST · 2418 days ago · 6 km deep · 91 km away
4. 2.241 km ENE of Adak, AlaskaSun, Feb 16, 8:24 AM HAST · 2418 days ago · 3 km deep · 97 km away
5. 2.664 km WSW of Adak, AlaskaSun, Feb 16, 6:27 AM HAST · 2418 days ago · 67 km deep · 80 km away
6. 1.8123 km SSW of Atka, AlaskaSat, Feb 15, 8:12 PM HAST · 2418 days ago · 26 km deep · 100 km away
7. 2.841 km E of Adak, AlaskaSat, Feb 15, 5:07 PM HAST · 2418 days ago · 130 km deep · 82 km away
8. 1.659 km SE of Adak, AlaskaSat, Feb 15, 3:24 PM HAST · 2418 days ago · 26 km deep · 35 km away
9. 1.590 km WSW of Adak, AlaskaSat, Feb 15, 2:12 PM HAST · 2419 days ago · 13 km deep · 97 km away
10. 2.657 km WSW of Adak, AlaskaFri, Feb 14, 5:06 PM HAST · 2419 days ago · 79 km deep · 92 km away
11. 3.051 km SE of Adak, AlaskaFri, Feb 14, 11:27 AM HAST · 2420 days ago · 36 km deep · 35 km away
12. 3.253 km SE of Adak, AlaskaFri, Feb 14, 11:26 AM HAST · 2420 days ago · 32 km deep · 39 km away
13. 3.8127 km SSW of Atka, AlaskaFri, Feb 14, 1:59 AM HAST · 2420 days ago · 10 km deep · 100 km away
14. 3.3120 km SSW of Atka, AlaskaFri, Feb 14, 1:18 AM HAST · 2420 days ago · 16 km deep · 96 km away
15. 2.8125 km SSW of Atka, AlaskaThu, Feb 13, 11:57 PM HAST · 2420 days ago · 15 km deep · 96 km away
16. 2.8Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 13, 7:31 PM HAST · 2420 days ago · 25 km deep · 100 km away
17. 2.7126 km SSW of Atka, AlaskaThu, Feb 13, 7:23 PM HAST · 2420 days ago · 15 km deep · 95 km away
18. 1.741 km W of Adak, AlaskaThu, Feb 13, 7:19 PM HAST · 2420 days ago · 7 km deep · 91 km away
19. 2.3118 km SSW of Atka, AlaskaThu, Feb 13, 6:41 AM HAST · 2421 days ago · 17 km deep · 100 km away
20. 2.3113 km SW of Atka, AlaskaThu, Feb 13, 5:56 AM HAST · 2421 days ago · 13 km deep · 93 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak02027fp9kx. Read Wed, Sep 30, 2026, 12:17 PM UTC.