M1.8 earthquake 22 km SE of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Jul 18, 2020, 10:45 AM HADT

UTC

2020-07-18 19:45:28 UTC

Depth

207.9 km (129.2 mi), intermediate-depth

Epicenter

51.714° N, 176.445° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

After

1. 1.670 km SW of Adak, AlaskaSun, Jul 19, 6:29 AM HADT · 2267 days ago · 47 km deep · 69 km away
2. 1.567 km ESE of Adak, AlaskaSun, Jul 19, 4:20 PM HADT · 2266 days ago · 28 km deep · 49 km away
3. 2.291 km SW of Atka, AlaskaTue, Jul 21, 11:05 PM HADT · 2264 days ago · 25 km deep · 89 km away
4. 1.968 km SSW of Adak, AlaskaWed, Jul 22, 6:27 PM HADT · 2263 days ago · 26 km deep · 61 km away
5. 1.955 km SW of Adak, AlaskaWed, Jul 22, 10:30 PM HADT · 2263 days ago · 39 km deep · 52 km away
6. 2.647 km SSW of Adak, AlaskaWed, Jul 22, 11:34 PM HADT · 2263 days ago · 22 km deep · 44 km away
7. 1.547 km SW of Adak, AlaskaThu, Jul 23, 12:22 AM HADT · 2263 days ago · 26 km deep · 45 km away
8. 1.679 km W of Adak, AlaskaThu, Jul 23, 3:50 PM HADT · 2262 days ago · 1 km deep · 94 km away
9. 3.848 km S of Adak, AlaskaThu, Jul 23, 11:15 PM HADT · 2262 days ago · 42 km deep · 37 km away
10. 1.638 km SSW of Adak, AlaskaFri, Jul 24, 5:17 AM HADT · 2262 days ago · 34 km deep · 30 km away
11. 1.976 km W of Adak, AlaskaFri, Jul 24, 10:33 AM HADT · 2261 days ago · 103 km deep · 90 km away
12. 1.865 km WSW of Adak, AlaskaFri, Jul 24, 4:50 PM HADT · 2261 days ago · 72 km deep · 74 km away
13. 1.981 km WSW of Adak, AlaskaSat, Jul 25, 3:24 AM HADT · 2261 days ago · 65 km deep · 89 km away
14. 2.076 km NE of Adak, AlaskaSat, Jul 25, 7:50 AM HADT · 2261 days ago · 219 km deep · 81 km away
15. 2.185 km ESE of Adak, AlaskaSat, Jul 25, 4:49 PM HADT · 2260 days ago · 26 km deep · 65 km away
16. 1.778 km SSE of Adak, AlaskaMon, Jul 27, 1:22 AM HADT · 2259 days ago · 26 km deep · 57 km away
17. 1.633 km SSW of Adak, AlaskaMon, Jul 27, 5:15 AM HADT · 2259 days ago · 62 km deep · 29 km away
18. 1.577 km SW of Adak, AlaskaMon, Jul 27, 8:58 PM HADT · 2258 days ago · 22 km deep · 80 km away
19. 1.853 km W of Adak, AlaskaTue, Jul 28, 7:54 AM HADT · 2258 days ago · 21 km deep · 67 km away
20. 2.667 km WSW of Atka, AlaskaTue, Jul 28, 9:00 AM HADT · 2258 days ago · 10 km deep · 99 km away
21. 1.583 km SW of Adak, AlaskaTue, Jul 28, 10:31 AM HADT · 2257 days ago · 36 km deep · 86 km away
22. 1.658 km W of Adak, AlaskaWed, Jul 29, 1:30 AM HADT · 2257 days ago · 7 km deep · 74 km away
23. 1.848 km E of Adak, AlaskaWed, Jul 29, 2:30 AM HADT · 2257 days ago · 120 km deep · 41 km away
24. 1.573 km SW of Adak, AlaskaWed, Jul 29, 9:26 PM HADT · 2256 days ago · 35 km deep · 75 km away
25. 1.782 km W of Adak, AlaskaThu, Jul 30, 4:56 PM HADT · 2255 days ago · 10 km deep · 96 km away
26. 1.768 km SW of Adak, AlaskaThu, Jul 30, 5:10 PM HADT · 2255 days ago · 26 km deep · 67 km away
27. 1.797 km ESE of Adak, AlaskaFri, Jul 31, 12:43 AM HADT · 2255 days ago · 27 km deep · 80 km away
28. 1.669 km SE of Adak, AlaskaFri, Jul 31, 12:51 AM HADT · 2255 days ago · 26 km deep · 47 km away
29. 1.843 km WNW of Adak, AlaskaFri, Jul 31, 5:24 PM HADT · 2254 days ago · 13 km deep · 63 km away
30. 1.761 km SE of Adak, AlaskaFri, Jul 31, 9:11 PM HADT · 2254 days ago · 41 km deep · 39 km away
31. 2.549 km E of Adak, AlaskaFri, Jul 31, 9:23 PM HADT · 2254 days ago · 111 km deep · 44 km away
32. 1.540 km ENE of Adak, AlaskaFri, Jul 31, 9:42 PM HADT · 2254 days ago · 6 km deep · 44 km away
33. 1.658 km ESE of Adak, AlaskaSat, Aug 1, 12:57 AM HADT · 2254 days ago · 23 km deep · 44 km away
34. 2.939 km WSW of Adak, AlaskaSat, Aug 1, 2:22 AM HADT · 2254 days ago · 17 km deep · 46 km away
35. 1.551 km W of Adak, AlaskaSat, Aug 1, 11:54 AM HADT · 2253 days ago · 7 km deep · 66 km away
36. 2.883 km SE of Adak, AlaskaSat, Aug 1, 10:05 PM HADT · 2253 days ago · 35 km deep · 62 km away
37. 1.540 km SSE of Adak, AlaskaSun, Aug 2, 4:08 AM HADT · 2253 days ago · 36 km deep · 19 km away
38. 3.41 km NW of Adak, AlaskaSun, Aug 2, 5:55 AM HADT · 2253 days ago · 93 km deep · 23 km away
39. 1.677 km WSW of Adak, AlaskaSun, Aug 2, 7:58 AM HADT · 2253 days ago · 40 km deep · 83 km away
40. 2.670 km SSE of Adak, AlaskaSun, Aug 2, 2:04 PM HADT · 2252 days ago · 27 km deep · 51 km away
41. 1.787 km SW of Adak, AlaskaSun, Aug 2, 7:00 PM HADT · 2252 days ago · 35 km deep · 91 km away
42. 1.758 km SSE of Adak, AlaskaSun, Aug 2, 9:19 PM HADT · 2252 days ago · 26 km deep · 36 km away
43. 2.818 km ENE of Adak, AlaskaMon, Aug 3, 4:41 AM HADT · 2252 days ago · 106 km deep · 22 km away
44. 3.5101 km SW of Atka, AlaskaMon, Aug 3, 8:58 AM HADT · 2252 days ago · 20 km deep · 92 km away
45. 2.584 km SW of Adak, AlaskaMon, Aug 3, 10:21 AM HADT · 2251 days ago · 36 km deep · 86 km away
46. 1.665 km SSE of Adak, AlaskaMon, Aug 3, 3:58 PM HADT · 2251 days ago · 20 km deep · 45 km away
47. 1.689 km SW of Atka, AlaskaMon, Aug 3, 5:50 PM HADT · 2251 days ago · 26 km deep · 87 km away
48. 2.712 km S of Adak, AlaskaTue, Aug 4, 3:59 AM HADT · 2251 days ago · 84 km deep · 14 km away
49. 1.539 km S of Adak, AlaskaTue, Aug 4, 7:04 AM HADT · 2251 days ago · 40 km deep · 27 km away
50. 1.755 km SW of Adak, AlaskaTue, Aug 4, 11:38 AM HADT · 2250 days ago · 29 km deep · 57 km away
51. 2.076 km SE of Adak, AlaskaThu, Aug 6, 5:38 AM HADT · 2249 days ago · 45 km deep · 56 km away
52. 1.650 km SSW of Adak, AlaskaThu, Aug 6, 11:26 AM HADT · 2248 days ago · 34 km deep · 43 km away
53. 2.0Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 6, 4:59 PM HADT · 2248 days ago · 97 km deep · 38 km away
54. 1.983 km ESE of Adak, AlaskaThu, Aug 6, 6:31 PM HADT · 2248 days ago · 23 km deep · 63 km away
55. 1.539 km SSE of Adak, AlaskaThu, Aug 6, 10:10 PM HADT · 2248 days ago · 35 km deep · 18 km away
56. 1.965 km ESE of Adak, AlaskaFri, Aug 7, 1:36 AM HADT · 2248 days ago · 28 km deep · 46 km away
57. 3.081 km E of Adak, AlaskaFri, Aug 7, 3:44 AM HADT · 2248 days ago · 63 km deep · 68 km away
58. 2.768 km WSW of Adak, AlaskaFri, Aug 7, 4:43 AM HADT · 2248 days ago · 10 km deep · 74 km away
59. 1.873 km W of Adak, AlaskaFri, Aug 7, 6:24 AM HADT · 2248 days ago · 153 km deep · 85 km away
60. 2.053 km S of Adak, AlaskaFri, Aug 7, 7:36 AM HADT · 2248 days ago · 26 km deep · 41 km away

The first 60 of 175.

Before

1. 1.970 km ESE of Adak, AlaskaFri, Jul 17, 2:58 PM HADT · 2268 days ago · 26 km deep · 51 km away
2. 3.879 km SW of Adak, AlaskaFri, Jul 17, 12:38 PM HADT · 2268 days ago · 32 km deep · 79 km away
3. 2.241 km ENE of Adak, AlaskaFri, Jul 17, 6:37 AM HADT · 2269 days ago · 125 km deep · 42 km away
4. 1.781 km W of Adak, AlaskaThu, Jul 16, 6:08 PM HADT · 2269 days ago · 4 km deep · 95 km away
5. 2.338 km WSW of Adak, AlaskaThu, Jul 16, 12:10 PM HADT · 2269 days ago · 15 km deep · 50 km away
6. 1.957 km SE of Adak, AlaskaThu, Jul 16, 9:43 AM HADT · 2269 days ago · 23 km deep · 36 km away
7. 3.732 km S of Adak, AlaskaThu, Jul 16, 7:07 AM HADT · 2270 days ago · 54 km deep · 22 km away
8. 1.584 km W of Adak, AlaskaThu, Jul 16, 2:54 AM HADT · 2270 days ago · 8 km deep · 98 km away
9. 1.750 km W of Adak, AlaskaThu, Jul 16, 1:33 AM HADT · 2270 days ago · 8 km deep · 65 km away
10. 1.650 km W of Adak, AlaskaWed, Jul 15, 11:07 AM HADT · 2270 days ago · 12 km deep · 65 km away
11. 1.956 km SSE of Adak, AlaskaWed, Jul 15, 5:42 AM HADT · 2271 days ago · 26 km deep · 35 km away
12. 1.541 km ENE of Adak, AlaskaWed, Jul 15, 5:35 AM HADT · 2271 days ago · 5 km deep · 45 km away
13. 3.183 km SE of Adak, AlaskaWed, Jul 15, 4:26 AM HADT · 2271 days ago · 35 km deep · 62 km away
14. 1.650 km W of Adak, AlaskaWed, Jul 15, 4:09 AM HADT · 2271 days ago · 11 km deep · 65 km away
15. 1.650 km W of Adak, AlaskaWed, Jul 15, 12:27 AM HADT · 2271 days ago · 14 km deep · 65 km away
16. 2.850 km W of Adak, AlaskaWed, Jul 15, 12:24 AM HADT · 2271 days ago · 18 km deep · 64 km away
17. 2.655 km WNW of Adak, AlaskaWed, Jul 15, 12:14 AM HADT · 2271 days ago · 10 km deep · 76 km away
18. 5.252 km WNW of Adak, AlaskaTue, Jul 14, 11:59 PM HADT · 2271 days ago · 12 km deep · 71 km away · felt by 2 · tsunami flag
19. 3.332 km S of Adak, AlaskaTue, Jul 14, 12:23 PM HADT · 2271 days ago · 35 km deep · 24 km away
20. 2.168 km WSW of Adak, AlaskaTue, Jul 14, 9:04 AM HADT · 2272 days ago · 61 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0209732dpz. Read Sat, Oct 3, 2026, 6:01 AM UTC.