M1.6 earthquake 69 km SE of Adak, Alaska

Magnitude

1.6 (ml), micro

Local time

Fri, Jul 31, 2020, 12:51 AM HADT

UTC

2020-07-31 09:51:43 UTC

Depth

25.6 km (15.9 mi), shallow

Epicenter

51.444° N, 175.914° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

30

After

1. 1.761 km SE of Adak, AlaskaFri, Jul 31, 9:11 PM HADT · 2251 days ago · 41 km deep · 11 km away
2. 2.549 km E of Adak, AlaskaFri, Jul 31, 9:23 PM HADT · 2251 days ago · 111 km deep · 56 km away
3. 1.540 km ENE of Adak, AlaskaFri, Jul 31, 9:42 PM HADT · 2251 days ago · 6 km deep · 68 km away
4. 2.067 km SSW of Atka, AlaskaSat, Aug 1, 12:18 AM HADT · 2251 days ago · 41 km deep · 86 km away
5. 1.658 km ESE of Adak, AlaskaSat, Aug 1, 12:57 AM HADT · 2251 days ago · 23 km deep · 37 km away
6. 2.939 km WSW of Adak, AlaskaSat, Aug 1, 2:22 AM HADT · 2251 days ago · 17 km deep · 87 km away
7. 2.883 km SE of Adak, AlaskaSat, Aug 1, 10:05 PM HADT · 2250 days ago · 35 km deep · 17 km away
8. 1.540 km SSE of Adak, AlaskaSun, Aug 2, 4:08 AM HADT · 2250 days ago · 36 km deep · 33 km away
9. 3.41 km NW of Adak, AlaskaSun, Aug 2, 5:55 AM HADT · 2250 days ago · 93 km deep · 70 km away
10. 2.670 km SSE of Adak, AlaskaSun, Aug 2, 2:04 PM HADT · 2250 days ago · 27 km deep · 39 km away
11. 1.758 km SSE of Adak, AlaskaSun, Aug 2, 9:19 PM HADT · 2249 days ago · 26 km deep · 24 km away
12. 2.818 km ENE of Adak, AlaskaMon, Aug 3, 4:41 AM HADT · 2249 days ago · 106 km deep · 61 km away
13. 3.5101 km SW of Atka, AlaskaMon, Aug 3, 8:58 AM HADT · 2249 days ago · 20 km deep · 53 km away
14. 1.665 km SSE of Adak, AlaskaMon, Aug 3, 3:58 PM HADT · 2248 days ago · 20 km deep · 36 km away
15. 1.689 km SW of Atka, AlaskaMon, Aug 3, 5:50 PM HADT · 2248 days ago · 26 km deep · 56 km away
16. 2.712 km S of Adak, AlaskaTue, Aug 4, 3:59 AM HADT · 2248 days ago · 84 km deep · 61 km away
17. 1.539 km S of Adak, AlaskaTue, Aug 4, 7:04 AM HADT · 2248 days ago · 40 km deep · 53 km away
18. 1.755 km SW of Adak, AlaskaTue, Aug 4, 11:38 AM HADT · 2248 days ago · 29 km deep · 91 km away
19. 3.4120 km SSW of Atka, AlaskaWed, Aug 5, 1:06 PM HADT · 2247 days ago · 10 km deep · 79 km away
20. 2.076 km SE of Adak, AlaskaThu, Aug 6, 5:38 AM HADT · 2246 days ago · 45 km deep · 12 km away
21. 1.650 km SSW of Adak, AlaskaThu, Aug 6, 11:26 AM HADT · 2246 days ago · 34 km deep · 69 km away
22. 2.0Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 6, 4:59 PM HADT · 2245 days ago · 97 km deep · 77 km away
23. 1.983 km ESE of Adak, AlaskaThu, Aug 6, 6:31 PM HADT · 2245 days ago · 23 km deep · 20 km away
24. 1.539 km SSE of Adak, AlaskaThu, Aug 6, 10:10 PM HADT · 2245 days ago · 35 km deep · 35 km away
25. 1.965 km ESE of Adak, AlaskaFri, Aug 7, 1:36 AM HADT · 2245 days ago · 28 km deep · 18 km away
26. 3.081 km E of Adak, AlaskaFri, Aug 7, 3:44 AM HADT · 2245 days ago · 63 km deep · 48 km away
27. 2.053 km S of Adak, AlaskaFri, Aug 7, 7:36 AM HADT · 2245 days ago · 26 km deep · 57 km away
28. 2.160 km SE of Adak, AlaskaFri, Aug 7, 9:58 PM HADT · 2244 days ago · 30 km deep · 8 km away
29. 1.687 km SW of Atka, AlaskaSat, Aug 8, 9:41 PM HADT · 2243 days ago · 23 km deep · 60 km away
30. 3.656 km SSW of Adak, AlaskaSun, Aug 9, 4:43 AM HADT · 2243 days ago · 35 km deep · 79 km away
31. 1.993 km SW of Atka, AlaskaMon, Aug 10, 2:13 PM HADT · 2242 days ago · 25 km deep · 62 km away
32. 1.859 km SE of Adak, AlaskaTue, Aug 11, 10:41 AM HADT · 2241 days ago · 53 km deep · 13 km away
33. 3.018 km S of Adak, AlaskaTue, Aug 11, 12:44 PM HADT · 2241 days ago · 69 km deep · 57 km away
34. 2.484 km W of Atka, AlaskaWed, Aug 12, 2:58 AM HADT · 2240 days ago · 242 km deep · 86 km away
35. 1.811 km S of Adak, AlaskaWed, Aug 12, 4:39 PM HADT · 2239 days ago · 84 km deep · 62 km away
36. 3.161 km SE of Adak, AlaskaWed, Aug 12, 5:34 PM HADT · 2239 days ago · 35 km deep · 9 km away
37. 1.618 km SE of Adak, AlaskaWed, Aug 12, 6:25 PM HADT · 2239 days ago · 67 km deep · 51 km away
38. 1.567 km SSE of Adak, AlaskaThu, Aug 13, 3:25 AM HADT · 2239 days ago · 19 km deep · 19 km away
39. 1.525 km NNE of Adak, AlaskaFri, Aug 14, 4:03 AM HADT · 2238 days ago · 161 km deep · 79 km away
40. 1.757 km SSE of Adak, AlaskaFri, Aug 14, 7:34 PM HADT · 2237 days ago · 22 km deep · 21 km away
41. 2.067 km NE of Adak, AlaskaSat, Aug 15, 12:56 AM HADT · 2237 days ago · 176 km deep · 88 km away
42. 1.770 km SSW of Atka, AlaskaSat, Aug 15, 8:37 AM HADT · 2237 days ago · 26 km deep · 88 km away
43. 2.842 km ENE of Adak, AlaskaSun, Aug 16, 5:17 PM HADT · 2235 days ago · 159 km deep · 65 km away
44. 1.773 km W of Atka, AlaskaMon, Aug 17, 1:53 AM HADT · 2235 days ago · 86 km deep · 86 km away
45. 2.153 km SW of Adak, AlaskaMon, Aug 17, 6:33 AM HADT · 2235 days ago · 37 km deep · 81 km away
46. 1.658 km SW of Atka, AlaskaMon, Aug 17, 11:03 PM HADT · 2234 days ago · 58 km deep · 87 km away
47. 3.971 km NE of Adak, AlaskaMon, Aug 17, 11:19 PM HADT · 2234 days ago · 154 km deep · 95 km away
48. 3.638 km SE of Adak, AlaskaTue, Aug 18, 4:11 AM HADT · 2234 days ago · 68 km deep · 31 km away
49. 1.835 km ENE of Adak, AlaskaTue, Aug 18, 11:31 PM HADT · 2233 days ago · 128 km deep · 67 km away
50. 3.1162 km SSW of Atka, AlaskaThu, Aug 20, 1:40 PM HADT · 2232 days ago · 25 km deep · 100 km away
51. 1.953 km ENE of Adak, AlaskaThu, Aug 20, 10:07 PM HADT · 2231 days ago · 218 km deep · 73 km away
52. 1.867 km SE of Adak, AlaskaFri, Aug 21, 8:02 AM HADT · 2231 days ago · 25 km deep · 12 km away
53. 1.587 km SW of Atka, AlaskaSat, Aug 22, 5:06 AM HADT · 2230 days ago · 28 km deep · 58 km away
54. 1.767 km SW of Atka, AlaskaSun, Aug 23, 6:05 AM HADT · 2229 days ago · 40 km deep · 78 km away
55. 2.018 km ESE of Adak, AlaskaSun, Aug 23, 10:20 AM HADT · 2229 days ago · 80 km deep · 54 km away
56. 3.459 km SSW of Adak, AlaskaSun, Aug 23, 1:02 PM HADT · 2229 days ago · 35 km deep · 63 km away
57. 1.558 km SE of Adak, AlaskaSun, Aug 23, 5:21 PM HADT · 2228 days ago · 26 km deep · 16 km away
58. 2.770 km ENE of Adak, AlaskaMon, Aug 24, 1:35 AM HADT · 2228 days ago · 152 km deep · 79 km away
59. 3.054 km SW of Atka, AlaskaMon, Aug 24, 7:09 AM HADT · 2228 days ago · 75 km deep · 91 km away
60. 1.829 km ESE of Adak, AlaskaMon, Aug 24, 10:17 AM HADT · 2228 days ago · 65 km deep · 44 km away

The first 60 of 156.

Before

1. 1.797 km ESE of Adak, AlaskaFri, Jul 31, 12:43 AM HADT · 2252 days ago · 27 km deep · 45 km away
2. 1.768 km SW of Adak, AlaskaThu, Jul 30, 5:10 PM HADT · 2252 days ago · 26 km deep · 95 km away
3. 1.848 km E of Adak, AlaskaWed, Jul 29, 2:30 AM HADT · 2254 days ago · 120 km deep · 51 km away
4. 2.667 km WSW of Atka, AlaskaTue, Jul 28, 9:00 AM HADT · 2255 days ago · 10 km deep · 78 km away
5. 2.779 km SW of Atka, AlaskaMon, Jul 27, 6:18 PM HADT · 2255 days ago · 23 km deep · 75 km away
6. 1.633 km SSW of Adak, AlaskaMon, Jul 27, 5:15 AM HADT · 2256 days ago · 62 km deep · 64 km away
7. 1.778 km SSE of Adak, AlaskaMon, Jul 27, 1:22 AM HADT · 2256 days ago · 26 km deep · 31 km away
8. 2.185 km ESE of Adak, AlaskaSat, Jul 25, 4:49 PM HADT · 2257 days ago · 26 km deep · 22 km away
9. 2.076 km NE of Adak, AlaskaSat, Jul 25, 7:50 AM HADT · 2258 days ago · 219 km deep · 97 km away
10. 1.638 km SSW of Adak, AlaskaFri, Jul 24, 5:17 AM HADT · 2259 days ago · 34 km deep · 60 km away
11. 3.848 km S of Adak, AlaskaThu, Jul 23, 11:15 PM HADT · 2259 days ago · 42 km deep · 58 km away
12. 1.547 km SW of Adak, AlaskaThu, Jul 23, 12:22 AM HADT · 2260 days ago · 26 km deep · 77 km away
13. 2.647 km SSW of Adak, AlaskaWed, Jul 22, 11:34 PM HADT · 2260 days ago · 22 km deep · 76 km away
14. 1.955 km SW of Adak, AlaskaWed, Jul 22, 10:30 PM HADT · 2260 days ago · 39 km deep · 82 km away
15. 1.968 km SSW of Adak, AlaskaWed, Jul 22, 6:27 PM HADT · 2260 days ago · 26 km deep · 80 km away
16. 2.291 km SW of Atka, AlaskaTue, Jul 21, 11:05 PM HADT · 2261 days ago · 25 km deep · 56 km away
17. 1.567 km ESE of Adak, AlaskaSun, Jul 19, 4:20 PM HADT · 2263 days ago · 28 km deep · 20 km away
18. 1.670 km SW of Adak, AlaskaSun, Jul 19, 6:29 AM HADT · 2264 days ago · 47 km deep · 97 km away
19. 2.1135 km S of Adak, AlaskaSat, Jul 18, 5:39 PM HADT · 2264 days ago · 26 km deep · 92 km away
20. 1.822 km SE of Adak, AlaskaSat, Jul 18, 10:45 AM HADT · 2265 days ago · 208 km deep · 47 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0209sf4ui2. Read Wed, Sep 30, 2026, 11:25 AM UTC.