M1.8 earthquake 35 km SW of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Apr 19, 2017, 9:58 PM HADT

UTC

2017-04-20 06:58:02 UTC

Depth

22.2 km (13.8 mi), shallow

Epicenter

51.627° N, 176.951° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

21

After

1. 1.962 km SE of Adak, AlaskaThu, Apr 20, 9:15 AM HADT · 3452 days ago · 18 km deep · 62 km away
2. 3.1120 km WSW of Adak, AlaskaThu, Apr 20, 1:31 PM HADT · 3452 days ago · 21 km deep · 90 km away
3. 1.981 km SW of Adak, AlaskaFri, Apr 21, 12:42 AM HADT · 3451 days ago · 33 km deep · 48 km away
4. 1.829 km SSW of Adak, AlaskaSat, Apr 22, 12:23 PM HADT · 3450 days ago · 41 km deep · 15 km away
5. 2.346 km NE of Adak, AlaskaSat, Apr 22, 8:37 PM HADT · 3449 days ago · 141 km deep · 82 km away
6. 1.658 km SE of Adak, AlaskaSun, Apr 23, 1:28 AM HADT · 3449 days ago · 25 km deep · 66 km away
7. 1.852 km S of Adak, AlaskaSun, Apr 23, 8:57 PM HADT · 3448 days ago · 26 km deep · 28 km away
8. 2.3105 km WSW of Adak, AlaskaSun, Apr 23, 9:02 PM HADT · 3448 days ago · 13 km deep · 79 km away
9. 1.866 km ESE of Adak, AlaskaMon, Apr 24, 6:10 PM HADT · 3448 days ago · 24 km deep · 80 km away
10. 2.061 km SSW of Adak, AlaskaMon, Apr 24, 8:24 PM HADT · 3447 days ago · 37 km deep · 28 km away
11. 1.725 km SE of Adak, AlaskaTue, Apr 25, 1:48 AM HADT · 3447 days ago · 58 km deep · 40 km away
12. 2.555 km WSW of Adak, AlaskaTue, Apr 25, 3:19 AM HADT · 3447 days ago · 73 km deep · 33 km away
13. 2.546 km ENE of Adak, AlaskaTue, Apr 25, 2:24 PM HADT · 3447 days ago · 91 km deep · 79 km away
14. 2.456 km NE of Adak, AlaskaWed, Apr 26, 1:08 PM HADT · 3446 days ago · 240 km deep · 91 km away
15. 2.5112 km WSW of Adak, AlaskaThu, Apr 27, 2:51 AM HADT · 3445 days ago · 33 km deep · 82 km away
16. 2.0126 km WSW of Adak, AlaskaThu, Apr 27, 6:37 AM HADT · 3445 days ago · 31 km deep · 95 km away
17. 2.16 km SSW of Adak, AlaskaFri, Apr 28, 8:51 AM HADT · 3444 days ago · 75 km deep · 29 km away
18. 2.0123 km WSW of Adak, AlaskaSat, Apr 29, 8:09 PM HADT · 3442 days ago · 45 km deep · 93 km away
19. 1.999 km WSW of Adak, AlaskaMon, May 1, 2:55 PM HADT · 3441 days ago · 13 km deep · 69 km away
20. 2.5127 km WSW of Adak, AlaskaMon, May 1, 9:18 PM HADT · 3440 days ago · 52 km deep · 99 km away
21. 4.142 km WNW of Adak, AlaskaTue, May 2, 2:51 AM HADT · 3440 days ago · 10 km deep · 41 km away
22. 1.9102 km WSW of Adak, AlaskaTue, May 2, 6:29 AM HADT · 3440 days ago · 20 km deep · 76 km away
23. 2.553 km SSE of Adak, AlaskaTue, May 2, 9:35 AM HADT · 3440 days ago · 23 km deep · 52 km away
24. 2.8108 km W of Adak, AlaskaTue, May 2, 11:27 AM HADT · 3440 days ago · 13 km deep · 88 km away
25. 1.982 km SSE of Adak, AlaskaTue, May 2, 11:48 PM HADT · 3439 days ago · 8 km deep · 76 km away
26. 1.9111 km SW of Adak, AlaskaWed, May 3, 5:49 AM HADT · 3439 days ago · 30 km deep · 78 km away
27. 2.145 km WSW of Adak, AlaskaWed, May 3, 6:16 AM HADT · 3439 days ago · 111 km deep · 21 km away
28. 3.917 km SSW of Adak, AlaskaWed, May 3, 1:05 PM HADT · 3439 days ago · 71 km deep · 19 km away
29. 1.6121 km W of Adak, AlaskaWed, May 3, 6:22 PM HADT · 3439 days ago · 1 km deep · 98 km away
30. 1.7122 km WSW of Adak, AlaskaWed, May 3, 10:31 PM HADT · 3438 days ago · 6 km deep · 98 km away
31. 1.9121 km WSW of Adak, AlaskaWed, May 3, 10:39 PM HADT · 3438 days ago · 4 km deep · 96 km away
32. 1.8117 km WSW of Adak, AlaskaThu, May 4, 12:34 AM HADT · 3438 days ago · 0 km deep · 94 km away
33. 2.4124 km WSW of Adak, AlaskaThu, May 4, 1:33 AM HADT · 3438 days ago · 4 km deep · 99 km away
34. 1.6113 km WSW of Adak, AlaskaThu, May 4, 4:11 AM HADT · 3438 days ago · 1 km deep · 89 km away
35. 2.033 km W of Adak, AlaskaThu, May 4, 5:00 PM HADT · 3438 days ago · 99 km deep · 33 km away
36. 1.772 km WSW of Adak, AlaskaFri, May 5, 7:11 AM HADT · 3437 days ago · 26 km deep · 49 km away
37. 2.2Andreanof Islands, Aleutian Islands, AlaskaSun, May 7, 11:15 AM HADT · 3435 days ago · 19 km deep · 82 km away
38. 1.9Andreanof Islands, Aleutian Islands, AlaskaSun, May 7, 2:43 PM HADT · 3435 days ago · 69 km deep · 32 km away
39. 5.798 km SSW of Adak, AlaskaMon, May 8, 6:31 AM HADT · 3434 days ago · 17 km deep · 67 km away · tsunami flag
40. 5.298 km SSW of Adak, AlaskaMon, May 8, 6:35 AM HADT · 3434 days ago · 10 km deep · 68 km away
41. 4.9106 km SSW of Adak, AlaskaMon, May 8, 6:36 AM HADT · 3434 days ago · 10 km deep · 76 km away
42. 5.995 km SSW of Adak, AlaskaMon, May 8, 6:47 AM HADT · 3434 days ago · 17 km deep · 65 km away · tsunami flag
43. 3.4115 km S of Adak, AlaskaMon, May 8, 6:51 AM HADT · 3434 days ago · 10 km deep · 88 km away
44. 3.6113 km S of Adak, AlaskaMon, May 8, 6:52 AM HADT · 3434 days ago · 10 km deep · 85 km away
45. 2.7112 km S of Adak, AlaskaMon, May 8, 6:54 AM HADT · 3434 days ago · 10 km deep · 86 km away
46. 4.3110 km S of Adak, AlaskaMon, May 8, 6:59 AM HADT · 3434 days ago · 10 km deep · 81 km away
47. 2.1101 km S of Adak, AlaskaMon, May 8, 7:15 AM HADT · 3434 days ago · 41 km deep · 74 km away
48. 1.9100 km S of Adak, AlaskaMon, May 8, 7:17 AM HADT · 3434 days ago · 21 km deep · 72 km away
49. 1.998 km S of Adak, AlaskaMon, May 8, 7:18 AM HADT · 3434 days ago · 14 km deep · 71 km away
50. 1.9105 km SSW of Adak, AlaskaMon, May 8, 7:21 AM HADT · 3434 days ago · 27 km deep · 74 km away
51. 2.397 km S of Adak, AlaskaMon, May 8, 7:29 AM HADT · 3434 days ago · 29 km deep · 69 km away
52. 1.9101 km S of Adak, AlaskaMon, May 8, 7:31 AM HADT · 3434 days ago · 13 km deep · 74 km away
53. 1.992 km S of Adak, AlaskaMon, May 8, 7:47 AM HADT · 3434 days ago · 18 km deep · 65 km away
54. 2.4100 km S of Adak, AlaskaMon, May 8, 7:55 AM HADT · 3434 days ago · 16 km deep · 72 km away
55. 2.2101 km S of Adak, AlaskaMon, May 8, 7:57 AM HADT · 3434 days ago · 14 km deep · 73 km away
56. 3.8115 km W of Adak, AlaskaMon, May 8, 8:18 AM HADT · 3434 days ago · 10 km deep · 96 km away
57. 3.5123 km WSW of Adak, AlaskaMon, May 8, 8:30 AM HADT · 3434 days ago · 10 km deep · 97 km away
58. 4.0127 km WSW of Adak, AlaskaMon, May 8, 8:38 AM HADT · 3434 days ago · 8 km deep · 100 km away
59. 3.1124 km WSW of Adak, AlaskaMon, May 8, 8:50 AM HADT · 3434 days ago · 10 km deep · 97 km away
60. 3.5126 km WSW of Adak, AlaskaMon, May 8, 9:07 AM HADT · 3434 days ago · 10 km deep · 99 km away

The first 60 of at least 199.

Before

1. 1.961 km SSE of Adak, AlaskaWed, Apr 19, 4:03 PM HADT · 3453 days ago · 18 km deep · 48 km away
2. 2.0103 km WSW of Adak, AlaskaWed, Apr 19, 2:57 PM HADT · 3453 days ago · 30 km deep · 75 km away
3. 1.858 km SE of Adak, AlaskaWed, Apr 19, 1:31 PM HADT · 3453 days ago · 10 km deep · 62 km away
4. 1.836 km ENE of Adak, AlaskaWed, Apr 19, 10:17 AM HADT · 3453 days ago · 97 km deep · 71 km away
5. 2.6112 km SW of Adak, AlaskaWed, Apr 19, 9:21 AM HADT · 3453 days ago · 35 km deep · 78 km away
6. 1.5116 km WSW of Adak, AlaskaWed, Apr 19, 6:17 AM HADT · 3453 days ago · 30 km deep · 89 km away
7. 1.775 km SSE of Adak, AlaskaWed, Apr 19, 1:23 AM HADT · 3453 days ago · 15 km deep · 63 km away
8. 2.323 km SW of Adak, AlaskaTue, Apr 18, 3:36 PM HADT · 3454 days ago · 65 km deep · 11 km away
9. 1.935 km SSE of Adak, AlaskaTue, Apr 18, 4:11 AM HADT · 3454 days ago · 35 km deep · 37 km away
10. 2.0113 km SW of Adak, AlaskaMon, Apr 17, 8:00 PM HADT · 3454 days ago · 22 km deep · 80 km away
11. 2.098 km WSW of Adak, AlaskaSun, Apr 16, 9:35 AM HADT · 3456 days ago · 32 km deep · 69 km away
12. 2.672 km SSE of Adak, AlaskaSat, Apr 15, 12:17 PM HADT · 3457 days ago · 30 km deep · 67 km away
13. 1.955 km SSE of Adak, AlaskaFri, Apr 14, 9:11 PM HADT · 3457 days ago · 24 km deep · 50 km away
14. 2.855 km ENE of Adak, AlaskaFri, Apr 14, 8:23 PM HADT · 3457 days ago · 187 km deep · 87 km away
15. 1.831 km ESE of Adak, AlaskaFri, Apr 14, 11:03 AM HADT · 3458 days ago · 64 km deep · 55 km away
16. 2.040 km SW of Adak, AlaskaThu, Apr 13, 12:04 PM HADT · 3459 days ago · 50 km deep · 10 km away
17. 1.946 km WSW of Adak, AlaskaThu, Apr 13, 5:12 AM HADT · 3459 days ago · 65 km deep · 30 km away
18. 2.058 km SW of Adak, AlaskaTue, Apr 11, 10:05 PM HADT · 3460 days ago · 66 km deep · 23 km away
19. 2.2118 km W of Adak, AlaskaTue, Apr 11, 3:01 PM HADT · 3461 days ago · 74 km deep · 95 km away
20. 2.228 km SW of Adak, AlaskaTue, Apr 11, 9:17 AM HADT · 3461 days ago · 56 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak01752117ol (also filed as ak15794561). Read Fri, Oct 2, 2026, 3:32 PM UTC.