M1.7 earthquake 57 km SSE of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Fri, Jan 31, 2020, 6:20 AM HAST

UTC

2020-01-31 16:20:48 UTC

Depth

25.0 km (15.5 mi), shallow

Epicenter

51.429° N, 176.214° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

26

After

1. 2.079 km SE of Adak, AlaskaFri, Jan 31, 9:23 AM HAST · 2435 days ago · 25 km deep · 35 km away
2. 1.889 km SW of Atka, AlaskaFri, Jan 31, 12:44 PM HAST · 2435 days ago · 17 km deep · 76 km away
3. 2.138 km ENE of Adak, AlaskaFri, Jan 31, 12:52 PM HAST · 2435 days ago · 18 km deep · 71 km away
4. 1.943 km S of Adak, AlaskaFri, Jan 31, 1:37 PM HAST · 2435 days ago · 25 km deep · 34 km away
5. 2.5111 km S of Adak, AlaskaFri, Jan 31, 3:20 PM HAST · 2435 days ago · 10 km deep · 73 km away
6. 2.351 km SE of Adak, AlaskaFri, Jan 31, 4:24 PM HAST · 2435 days ago · 26 km deep · 10 km away
7. 1.832 km ESE of Adak, AlaskaSat, Feb 1, 6:25 PM HAST · 2434 days ago · 70 km deep · 42 km away
8. 2.423 km S of Adak, AlaskaSun, Feb 2, 2:09 AM HAST · 2433 days ago · 60 km deep · 37 km away
9. 1.541 km ENE of Adak, AlaskaSun, Feb 2, 3:06 PM HAST · 2433 days ago · 5 km deep · 71 km away
10. 2.1120 km SSW of Atka, AlaskaSun, Feb 2, 5:09 PM HAST · 2433 days ago · 14 km deep · 85 km away
11. 2.058 km SE of Adak, AlaskaMon, Feb 3, 11:44 AM HAST · 2432 days ago · 26 km deep · 13 km away
12. 1.862 km ESE of Adak, AlaskaMon, Feb 3, 6:57 PM HAST · 2432 days ago · 33 km deep · 36 km away
13. 2.881 km E of Adak, AlaskaWed, Feb 5, 12:24 AM HAST · 2431 days ago · 92 km deep · 83 km away
14. 3.381 km ESE of Adak, AlaskaWed, Feb 5, 1:03 AM HAST · 2431 days ago · 53 km deep · 48 km away
15. 2.462 km SE of Adak, AlaskaWed, Feb 5, 1:30 AM HAST · 2431 days ago · 32 km deep · 20 km away
16. 2.560 km SSE of Adak, AlaskaWed, Feb 5, 4:04 AM HAST · 2430 days ago · 28 km deep · 5 km away
17. 4.190 km SSE of Adak, AlaskaWed, Feb 5, 1:35 PM HAST · 2430 days ago · 35 km deep · 34 km away
18. 1.9112 km SSW of Atka, AlaskaWed, Feb 5, 3:50 PM HAST · 2430 days ago · 14 km deep · 86 km away
19. 1.570 km ENE of Adak, AlaskaWed, Feb 5, 9:23 PM HAST · 2430 days ago · 17 km deep · 86 km away
20. 1.743 km S of Adak, AlaskaThu, Feb 6, 11:04 AM HAST · 2429 days ago · 28 km deep · 28 km away
21. 1.540 km ENE of Adak, AlaskaThu, Feb 6, 5:03 PM HAST · 2429 days ago · 5 km deep · 71 km away
22. 3.159 km S of Adak, AlaskaFri, Feb 7, 4:36 AM HAST · 2428 days ago · 35 km deep · 40 km away
23. 1.921 km S of Adak, AlaskaFri, Feb 7, 11:36 PM HAST · 2428 days ago · 57 km deep · 41 km away
24. 1.541 km ENE of Adak, AlaskaSat, Feb 8, 5:22 AM HAST · 2427 days ago · 5 km deep · 73 km away
25. 1.541 km ENE of Adak, AlaskaSat, Feb 8, 8:31 AM HAST · 2427 days ago · 4 km deep · 72 km away
26. 1.540 km ENE of Adak, AlaskaSat, Feb 8, 10:33 PM HAST · 2427 days ago · 4 km deep · 71 km away
27. 1.958 km SSE of Adak, AlaskaSun, Feb 9, 6:47 AM HAST · 2426 days ago · 23 km deep · 6 km away
28. 1.936 km W of Adak, AlaskaMon, Feb 10, 12:03 PM HAST · 2425 days ago · 6 km deep · 86 km away
29. 1.844 km S of Adak, AlaskaMon, Feb 10, 5:29 PM HAST · 2425 days ago · 25 km deep · 32 km away
30. 2.9125 km SSW of Atka, AlaskaMon, Feb 10, 7:51 PM HAST · 2425 days ago · 30 km deep · 89 km away
31. 2.6131 km SSW of Atka, AlaskaMon, Feb 10, 7:53 PM HAST · 2425 days ago · 14 km deep · 91 km away
32. 2.074 km SE of Adak, AlaskaMon, Feb 10, 11:19 PM HAST · 2425 days ago · 23 km deep · 23 km away
33. 1.674 km WSW of Atka, AlaskaTue, Feb 11, 1:12 PM HAST · 2424 days ago · 47 km deep · 89 km away
34. 1.941 km ENE of Adak, AlaskaTue, Feb 11, 9:22 PM HAST · 2424 days ago · 4 km deep · 70 km away
35. 1.940 km ENE of Adak, AlaskaTue, Feb 11, 10:57 PM HAST · 2424 days ago · 4 km deep · 70 km away
36. 1.9Andreanof Islands, Aleutian Islands, AlaskaWed, Feb 12, 1:06 AM HAST · 2424 days ago · 5 km deep · 70 km away
37. 4.6120 km SSW of Atka, AlaskaWed, Feb 12, 8:53 PM HAST · 2423 days ago · 19 km deep · 83 km away
38. 2.8123 km SSW of Atka, AlaskaWed, Feb 12, 9:06 PM HAST · 2423 days ago · 17 km deep · 84 km away
39. 3.0133 km SSW of Atka, AlaskaWed, Feb 12, 9:15 PM HAST · 2423 days ago · 14 km deep · 91 km away
40. 2.5128 km SSW of Atka, AlaskaWed, Feb 12, 9:23 PM HAST · 2423 days ago · 26 km deep · 90 km away
41. 2.7133 km SSW of Atka, AlaskaWed, Feb 12, 9:32 PM HAST · 2423 days ago · 35 km deep · 92 km away
42. 3.1Andreanof Islands, Aleutian Islands, AlaskaWed, Feb 12, 9:38 PM HAST · 2423 days ago · 14 km deep · 88 km away
43. 3.7130 km SSW of Atka, AlaskaWed, Feb 12, 10:31 PM HAST · 2423 days ago · 23 km deep · 88 km away
44. 2.2123 km SSW of Atka, AlaskaWed, Feb 12, 11:33 PM HAST · 2423 days ago · 26 km deep · 90 km away
45. 5.0119 km SSW of Atka, AlaskaThu, Feb 13, 5:26 AM HAST · 2422 days ago · 24 km deep · 88 km away
46. 4.1129 km SSW of Atka, AlaskaThu, Feb 13, 5:29 AM HAST · 2422 days ago · 10 km deep · 97 km away
47. 4.1129 km SSW of Atka, AlaskaThu, Feb 13, 5:30 AM HAST · 2422 days ago · 21 km deep · 95 km away
48. 4.2123 km SSW of Atka, AlaskaThu, Feb 13, 5:38 AM HAST · 2422 days ago · 10 km deep · 93 km away
49. 3.6135 km SSW of Atka, AlaskaThu, Feb 13, 5:39 AM HAST · 2422 days ago · 10 km deep · 93 km away
50. 2.9118 km SSW of Atka, AlaskaThu, Feb 13, 5:43 AM HAST · 2422 days ago · 11 km deep · 84 km away
51. 3.3122 km SSW of Atka, AlaskaThu, Feb 13, 5:44 AM HAST · 2422 days ago · 15 km deep · 88 km away
52. 2.3113 km SW of Atka, AlaskaThu, Feb 13, 5:56 AM HAST · 2422 days ago · 13 km deep · 76 km away
53. 2.3118 km SSW of Atka, AlaskaThu, Feb 13, 6:41 AM HAST · 2422 days ago · 17 km deep · 86 km away
54. 3.3113 km SSW of Atka, AlaskaThu, Feb 13, 11:07 AM HAST · 2422 days ago · 22 km deep · 88 km away
55. 3.4125 km SSW of Atka, AlaskaThu, Feb 13, 11:15 AM HAST · 2422 days ago · 10 km deep · 89 km away
56. 3.1133 km SSW of Atka, AlaskaThu, Feb 13, 12:42 PM HAST · 2422 days ago · 10 km deep · 95 km away
57. 2.7131 km SSW of Atka, AlaskaThu, Feb 13, 2:55 PM HAST · 2422 days ago · 11 km deep · 93 km away
58. 2.6128 km SSW of Atka, AlaskaThu, Feb 13, 3:13 PM HAST · 2422 days ago · 10 km deep · 91 km away
59. 3.1132 km SSW of Atka, AlaskaThu, Feb 13, 3:18 PM HAST · 2422 days ago · 10 km deep · 91 km away
60. 3.1130 km SSW of Atka, AlaskaThu, Feb 13, 4:00 PM HAST · 2422 days ago · 10 km deep · 92 km away

The first 60 of at least 199.

Before

1. 1.9Andreanof Islands, Aleutian Islands, AlaskaThu, Jan 30, 10:00 PM HAST · 2436 days ago · 22 km deep · 2 km away
2. 2.172 km SE of Adak, AlaskaThu, Jan 30, 8:43 AM HAST · 2436 days ago · 35 km deep · 25 km away
3. 2.341 km ENE of Adak, AlaskaThu, Jan 30, 2:17 AM HAST · 2436 days ago · 5 km deep · 71 km away
4. 2.042 km ENE of Adak, AlaskaThu, Jan 30, 1:33 AM HAST · 2437 days ago · 7 km deep · 70 km away
5. 1.658 km SSE of Adak, AlaskaWed, Jan 29, 9:48 PM HAST · 2437 days ago · 24 km deep · 2 km away
6. 1.763 km W of Adak, AlaskaTue, Jan 28, 6:10 AM HAST · 2438 days ago · 13 km deep · 100 km away
7. 2.337 km SSW of Adak, AlaskaMon, Jan 27, 10:39 PM HAST · 2439 days ago · 26 km deep · 47 km away
8. 2.897 km SW of Atka, AlaskaSat, Jan 25, 10:39 AM HAST · 2441 days ago · 35 km deep · 72 km away
9. 2.469 km E of Adak, AlaskaSat, Jan 25, 2:26 AM HAST · 2441 days ago · 71 km deep · 64 km away
10. 3.146 km ENE of Adak, AlaskaFri, Jan 24, 1:55 PM HAST · 2442 days ago · 135 km deep · 63 km away
11. 2.493 km SW of Atka, AlaskaFri, Jan 24, 4:42 AM HAST · 2442 days ago · 26 km deep · 72 km away
12. 2.662 km S of Adak, AlaskaThu, Jan 23, 1:03 PM HAST · 2443 days ago · 35 km deep · 23 km away
13. 2.056 km S of Adak, AlaskaTue, Jan 21, 12:56 PM HAST · 2445 days ago · 26 km deep · 19 km away
14. 1.680 km WSW of Adak, AlaskaTue, Jan 21, 10:00 AM HAST · 2445 days ago · 39 km deep · 97 km away
15. 1.668 km SSW of Adak, AlaskaMon, Jan 20, 8:43 AM HAST · 2446 days ago · 35 km deep · 61 km away
16. 4.492 km SW of Atka, AlaskaMon, Jan 20, 6:02 AM HAST · 2446 days ago · 42 km deep · 73 km away
17. 1.539 km SSE of Adak, AlaskaSun, Jan 19, 4:19 PM HAST · 2447 days ago · 35 km deep · 18 km away
18. 1.928 km SW of Adak, AlaskaSun, Jan 19, 3:00 PM HAST · 2447 days ago · 66 km deep · 54 km away
19. 1.615 km SSW of Adak, AlaskaSun, Jan 19, 1:59 PM HAST · 2447 days ago · 64 km deep · 52 km away
20. 1.757 km SE of Adak, AlaskaSun, Jan 19, 11:17 AM HAST · 2447 days ago · 27 km deep · 16 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0201fjb2zt. Read Thu, Oct 1, 2026, 11:14 PM UTC.