M1.9 earthquake 42 km WSW of Atka, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Apr 7, 2020, 11:42 AM HADT

UTC

2020-04-07 20:42:49 UTC

Depth

12.9 km (8.0 mi), shallow

Epicenter

52.047° N, 174.772° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

20

After

1. 3.987 km SSE of Atka, AlaskaTue, Apr 7, 1:48 PM HADT · 2368 days ago · 27 km deep · 99 km away
2. 1.983 km E of Adak, AlaskaTue, Apr 7, 5:58 PM HADT · 2367 days ago · 83 km deep · 46 km away
3. 1.646 km SW of Atka, AlaskaTue, Apr 7, 6:00 PM HADT · 2367 days ago · 13 km deep · 10 km away
4. 2.246 km NE of Adak, AlaskaTue, Apr 7, 10:14 PM HADT · 2367 days ago · 208 km deep · 91 km away
5. 2.587 km SE of Adak, AlaskaFri, Apr 10, 11:47 PM HADT · 2364 days ago · 29 km deep · 95 km away
6. 2.042 km ENE of Adak, AlaskaSat, Apr 11, 10:45 AM HADT · 2364 days ago · 7 km deep · 89 km away
7. 2.891 km S of Atka, AlaskaSun, Apr 12, 10:48 PM HADT · 2362 days ago · 4 km deep · 90 km away
8. 3.487 km NE of Adak, AlaskaSun, Apr 12, 10:53 PM HADT · 2362 days ago · 220 km deep · 71 km away
9. 1.642 km WSW of Atka, AlaskaMon, Apr 13, 1:41 AM HADT · 2362 days ago · 14 km deep · 4 km away
10. 1.9Andreanof Islands, Aleutian Islands, AlaskaMon, Apr 13, 3:25 AM HADT · 2362 days ago · 5 km deep · 91 km away
11. 1.817 km NW of Atka, AlaskaMon, Apr 13, 4:46 PM HADT · 2361 days ago · 9 km deep · 37 km away
12. 3.092 km SW of Atka, AlaskaMon, Apr 13, 7:21 PM HADT · 2361 days ago · 35 km deep · 55 km away
13. 1.687 km SSW of Atka, AlaskaTue, Apr 14, 5:45 PM HADT · 2360 days ago · 26 km deep · 67 km away
14. 2.167 km ENE of Adak, AlaskaWed, Apr 15, 3:50 AM HADT · 2360 days ago · 151 km deep · 73 km away
15. 3.7106 km SSW of Atka, AlaskaWed, Apr 15, 10:49 AM HADT · 2360 days ago · 35 km deep · 76 km away
16. 3.4123 km SSW of Atka, AlaskaWed, Apr 15, 11:33 AM HADT · 2360 days ago · 15 km deep · 96 km away
17. 2.013 km N of Atka, AlaskaWed, Apr 15, 11:35 AM HADT · 2360 days ago · 4 km deep · 48 km away
18. 2.945 km ENE of Adak, AlaskaWed, Apr 15, 12:40 PM HADT · 2360 days ago · 148 km deep · 84 km away
19. 2.334 km NNE of Atka, AlaskaThu, Apr 16, 5:40 PM HADT · 2358 days ago · 118 km deep · 72 km away
20. 2.789 km SW of Atka, AlaskaFri, Apr 17, 6:52 AM HADT · 2358 days ago · 28 km deep · 52 km away
21. 2.424 km NW of Atka, AlaskaFri, Apr 17, 8:20 AM HADT · 2358 days ago · 171 km deep · 42 km away
22. 2.655 km S of Atka, AlaskaFri, Apr 17, 3:30 PM HADT · 2358 days ago · 35 km deep · 60 km away
23. 2.870 km ENE of Adak, AlaskaSat, Apr 18, 10:08 PM HADT · 2356 days ago · 113 km deep · 65 km away
24. 3.0121 km SSW of Atka, AlaskaSun, Apr 19, 1:00 PM HADT · 2356 days ago · 12 km deep · 95 km away
25. 1.695 km SE of Adak, AlaskaSun, Apr 19, 4:47 PM HADT · 2355 days ago · 25 km deep · 91 km away
26. 2.966 km SW of Atka, AlaskaSun, Apr 19, 8:52 PM HADT · 2355 days ago · 72 km deep · 27 km away
27. 3.3105 km SE of Adak, AlaskaMon, Apr 20, 6:37 AM HADT · 2355 days ago · 28 km deep · 89 km away
28. 2.6107 km SE of Adak, AlaskaMon, Apr 20, 3:19 PM HADT · 2355 days ago · 35 km deep · 92 km away
29. 2.857 km SW of Atka, AlaskaTue, Apr 21, 12:37 AM HADT · 2354 days ago · 35 km deep · 27 km away
30. 3.638 km WSW of Atka, AlaskaTue, Apr 21, 2:10 AM HADT · 2354 days ago · 82 km deep · 4 km away
31. 1.937 km E of Atka, AlaskaThu, Apr 23, 5:55 AM HADT · 2352 days ago · 16 km deep · 77 km away
32. 2.633 km NE of Atka, AlaskaThu, Apr 23, 10:41 PM HADT · 2351 days ago · 179 km deep · 75 km away
33. 1.8114 km SW of Atka, AlaskaFri, Apr 24, 5:44 PM HADT · 2350 days ago · 31 km deep · 82 km away
34. 3.261 km ESE of Atka, AlaskaFri, Apr 24, 7:25 PM HADT · 2350 days ago · 67 km deep · 95 km away
35. 2.769 km SW of Atka, AlaskaFri, Apr 24, 8:00 PM HADT · 2350 days ago · 56 km deep · 31 km away
36. 1.866 km SW of Atka, AlaskaFri, Apr 24, 11:25 PM HADT · 2350 days ago · 47 km deep · 27 km away
37. 2.260 km W of Atka, AlaskaSat, Apr 25, 2:10 AM HADT · 2350 days ago · 235 km deep · 34 km away
38. 1.797 km SE of Adak, AlaskaSat, Apr 25, 10:34 AM HADT · 2350 days ago · 19 km deep · 91 km away
39. 1.939 km E of Atka, AlaskaSat, Apr 25, 3:29 PM HADT · 2350 days ago · 81 km deep · 79 km away
40. 2.098 km ESE of Adak, AlaskaMon, Apr 27, 2:08 PM HADT · 2348 days ago · 25 km deep · 69 km away
41. 1.897 km SW of Atka, AlaskaWed, Apr 29, 2:24 PM HADT · 2346 days ago · 26 km deep · 63 km away
42. 1.659 km SSE of Atka, AlaskaThu, Apr 30, 3:42 PM HADT · 2345 days ago · 8 km deep · 67 km away
43. 2.744 km N of Atka, AlaskaThu, Apr 30, 4:03 PM HADT · 2345 days ago · 156 km deep · 75 km away
44. 2.289 km SE of Adak, AlaskaThu, Apr 30, 8:45 PM HADT · 2344 days ago · 27 km deep · 87 km away
45. 1.974 km SE of Atka, AlaskaFri, May 1, 10:50 AM HADT · 2344 days ago · 106 km deep · 96 km away
46. 2.662 km ESE of Adak, AlaskaFri, May 1, 11:06 AM HADT · 2344 days ago · 35 km deep · 90 km away
47. 1.839 km E of Atka, AlaskaFri, May 1, 8:41 PM HADT · 2343 days ago · 5 km deep · 81 km away
48. 1.777 km WSW of Atka, AlaskaSat, May 2, 5:30 PM HADT · 2342 days ago · 84 km deep · 36 km away
49. 3.673 km ENE of Adak, AlaskaSat, May 2, 8:13 PM HADT · 2342 days ago · 142 km deep · 69 km away
50. 2.242 km ENE of Atka, AlaskaSat, May 2, 10:26 PM HADT · 2342 days ago · 121 km deep · 84 km away
51. 2.862 km ENE of Adak, AlaskaMon, May 4, 6:49 AM HADT · 2341 days ago · 193 km deep · 69 km away
52. 3.14 km ESE of Atka, AlaskaTue, May 5, 10:35 PM HADT · 2339 days ago · 185 km deep · 46 km away
53. 1.970 km SW of Atka, AlaskaWed, May 6, 5:52 PM HADT · 2338 days ago · 41 km deep · 33 km away
54. 3.015 km NW of Atka, AlaskaWed, May 6, 9:02 PM HADT · 2338 days ago · 187 km deep · 38 km away
55. 1.672 km WSW of Atka, AlaskaWed, May 6, 11:46 PM HADT · 2338 days ago · 70 km deep · 30 km away
56. 1.8121 km SSW of Atka, AlaskaThu, May 7, 2:01 AM HADT · 2338 days ago · 21 km deep · 92 km away
57. 3.130 km N of Atka, AlaskaThu, May 7, 10:16 AM HADT · 2338 days ago · 194 km deep · 61 km away
58. 2.8104 km ESE of Adak, AlaskaThu, May 7, 2:45 PM HADT · 2338 days ago · 35 km deep · 82 km away
59. 1.875 km E of Adak, AlaskaThu, May 7, 11:10 PM HADT · 2337 days ago · 162 km deep · 62 km away
60. 1.559 km WSW of Atka, AlaskaFri, May 8, 12:02 PM HADT · 2337 days ago · 53 km deep · 17 km away

The first 60 of 110.

Before

1. 3.130 km W of Atka, AlaskaMon, Apr 6, 12:34 AM HADT · 2369 days ago · 218 km deep · 15 km away
2. 2.832 km ESE of Atka, AlaskaSun, Apr 5, 6:34 AM HADT · 2370 days ago · 189 km deep · 71 km away
3. 2.872 km SW of Atka, AlaskaSun, Apr 5, 5:14 AM HADT · 2370 days ago · 26 km deep · 40 km away
4. 3.057 km SSW of Atka, AlaskaSat, Apr 4, 5:45 PM HADT · 2370 days ago · 69 km deep · 36 km away
5. 2.144 km ENE of Adak, AlaskaFri, Apr 3, 3:53 PM HADT · 2372 days ago · 9 km deep · 88 km away
6. 1.731 km SW of Atka, AlaskaThu, Apr 2, 2:19 PM HADT · 2373 days ago · 68 km deep · 17 km away
7. 3.824 km SE of Atka, AlaskaWed, Apr 1, 10:05 PM HADT · 2373 days ago · 191 km deep · 53 km away
8. 1.534 km ESE of Adak, AlaskaTue, Mar 31, 3:03 PM HADT · 2375 days ago · 72 km deep · 100 km away
9. 3.766 km SE of Atka, AlaskaTue, Mar 31, 1:33 PM HADT · 2375 days ago · 36 km deep · 90 km away
10. 1.632 km WSW of Atka, AlaskaTue, Mar 31, 12:31 PM HADT · 2375 days ago · 75 km deep · 10 km away
11. 1.741 km ENE of Adak, AlaskaTue, Mar 31, 10:59 AM HADT · 2375 days ago · 4 km deep · 92 km away
12. 2.687 km SSW of Atka, AlaskaTue, Mar 31, 9:57 AM HADT · 2375 days ago · 32 km deep · 65 km away
13. 2.322 km NNW of Atka, AlaskaSun, Mar 29, 1:22 PM HADT · 2377 days ago · 98 km deep · 45 km away
14. 1.855 km ESE of Adak, AlaskaSat, Mar 28, 9:58 AM HADT · 2378 days ago · 37 km deep · 93 km away
15. 1.743 km ENE of Adak, AlaskaSat, Mar 28, 6:29 AM HADT · 2378 days ago · 8 km deep · 88 km away
16. 2.122 km N of Atka, AlaskaSat, Mar 28, 5:05 AM HADT · 2378 days ago · 162 km deep · 57 km away
17. 4.253 km NNW of Atka, AlaskaSat, Mar 28, 1:34 AM HADT · 2378 days ago · 203 km deep · 74 km away
18. 2.633 km S of Atka, AlaskaFri, Mar 27, 7:27 PM HADT · 2378 days ago · 84 km deep · 42 km away
19. 1.936 km SSE of Atka, AlaskaThu, Mar 26, 8:27 PM HADT · 2379 days ago · 7 km deep · 58 km away
20. 2.245 km NNW of Atka, AlaskaWed, Mar 25, 2:11 PM HADT · 2381 days ago · 190 km deep · 62 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0204ietsdd. Read Thu, Oct 1, 2026, 1:07 PM UTC.