M2.5 earthquake 145 km S of Unalaska, Alaska

Magnitude

2.5 (ml), micro

Local time

Sat, Jun 20, 2026, 1:06 PM AKDT

UTC

2026-06-20 21:06:10 UTC

Depth

7.5 km (4.7 mi), shallow

Epicenter

52.568° N, 166.548° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 7.5 km horizontally, 6.1 km in depth

Magnitude uncertainty

±0.10

Station coverage gap

251°, poorly surrounded by stations

Stations used

16

• Unalaska, AlaskaPopulation 4,491. Forecast145 kmS

After

1. 2.7129 km S of Unalaska, AlaskaSat, Jun 20, 4:36 PM AKDT · 101 days ago · 8 km deep · 18 km away
2. 2.692 km SSW of Unalaska, AlaskaSat, Jun 20, 7:05 PM AKDT · 101 days ago · 35 km deep · 85 km away
3. 2.075 km SW of Unalaska, AlaskaSat, Jun 20, 7:13 PM AKDT · 101 days ago · 10 km deep · 94 km away
4. 2.083 km SE of Unalaska, AlaskaMon, Jun 22, 12:20 AM AKDT · 100 days ago · 19 km deep · 94 km away
5. 2.399 km SSW of Unalaska, AlaskaMon, Jun 22, 1:29 AM AKDT · 100 days ago · 20 km deep · 54 km away
6. 1.774 km SW of Unalaska, AlaskaMon, Jun 22, 5:06 AM AKDT · 100 days ago · 12 km deep · 93 km away
7. 1.9142 km S of Unalaska, AlaskaMon, Jun 22, 5:02 PM AKDT · 99 days ago · 21 km deep · 17 km away
8. 2.3130 km S of Unalaska, AlaskaMon, Jun 22, 5:16 PM AKDT · 99 days ago · 11 km deep · 19 km away
9. 1.8101 km SSW of Unalaska, AlaskaMon, Jun 22, 11:36 PM AKDT · 99 days ago · 20 km deep · 51 km away
10. 1.899 km SSW of Unalaska, AlaskaTue, Jun 23, 2:09 AM AKDT · 99 days ago · 20 km deep · 55 km away
11. 1.790 km S of Unalaska, AlaskaTue, Jun 23, 3:56 AM AKDT · 99 days ago · 27 km deep · 56 km away
12. 1.9103 km E of Nikolski, AlaskaTue, Jun 23, 4:24 AM AKDT · 99 days ago · 35 km deep · 60 km away
13. 2.780 km SSE of Unalaska, AlaskaWed, Jun 24, 4:11 AM AKDT · 98 days ago · 16 km deep · 89 km away
14. 2.598 km SSW of Unalaska, AlaskaThu, Jun 25, 5:43 AM AKDT · 97 days ago · 22 km deep · 55 km away
15. 2.398 km SSW of Unalaska, AlaskaThu, Jun 25, 6:32 AM AKDT · 97 days ago · 18 km deep · 54 km away
16. 2.396 km SSW of Unalaska, AlaskaThu, Jun 25, 10:27 AM AKDT · 97 days ago · 29 km deep · 59 km away
17. 2.496 km SSW of Unalaska, AlaskaThu, Jun 25, 10:36 AM AKDT · 97 days ago · 25 km deep · 57 km away
18. 2.599 km SSW of Unalaska, AlaskaFri, Jun 26, 6:03 PM AKDT · 95 days ago · 24 km deep · 55 km away
19. 2.5100 km ESE of Nikolski, AlaskaSat, Jun 27, 1:33 AM AKDT · 95 days ago · 2 km deep · 61 km away
20. 2.8172 km SSE of Unalaska, AlaskaSat, Jun 27, 7:08 AM AKDT · 95 days ago · 12 km deep · 73 km away
21. 2.4106 km E of Nikolski, AlaskaSun, Jun 28, 9:50 AM AKDT · 94 days ago · 12 km deep · 67 km away
22. 3.0107 km SSE of Unalaska, AlaskaSun, Jun 28, 7:16 PM AKDT · 93 days ago · 19 km deep · 75 km away
23. 2.4139 km ESE of Nikolski, AlaskaSun, Jun 28, 9:13 PM AKDT · 93 days ago · 23 km deep · 31 km away
24. 2.3147 km ESE of Nikolski, AlaskaMon, Jun 29, 3:57 PM AKDT · 93 days ago · 20 km deep · 27 km away
25. 2.382 km S of Unalaska, AlaskaTue, Jun 30, 9:27 PM AKDT · 91 days ago · 33 km deep · 64 km away
26. 2.198 km SSW of Unalaska, AlaskaTue, Jun 30, 11:28 PM AKDT · 91 days ago · 21 km deep · 54 km away
27. 2.399 km SSW of Unalaska, AlaskaWed, Jul 1, 12:49 AM AKDT · 91 days ago · 19 km deep · 54 km away
28. 2.176 km SW of Unalaska, AlaskaWed, Jul 1, 7:09 PM AKDT · 90 days ago · 13 km deep · 95 km away
29. 2.3104 km S of Unalaska, AlaskaThu, Jul 2, 8:42 AM AKDT · 90 days ago · 17 km deep · 42 km away
30. 3.287 km S of Unalaska, AlaskaThu, Jul 2, 12:57 PM AKDT · 90 days ago · 35 km deep · 61 km away
31. 2.4145 km ESE of Nikolski, AlaskaThu, Jul 2, 9:09 PM AKDT · 89 days ago · 9 km deep · 19 km away
32. 2.3108 km E of Nikolski, AlaskaFri, Jul 3, 6:46 AM AKDT · 89 days ago · 18 km deep · 55 km away
33. 2.364 km SSE of Unalaska, AlaskaFri, Jul 3, 7:09 AM AKDT · 89 days ago · 31 km deep · 87 km away
34. 2.585 km SSW of Unalaska, AlaskaMon, Jul 6, 2:11 AM AKDT · 86 days ago · 35 km deep · 65 km away
35. 2.5162 km SE of Nikolski, AlaskaMon, Jul 6, 11:23 PM AKDT · 85 days ago · 10 km deep · 84 km away
36. 2.783 km SSW of Unalaska, AlaskaWed, Jul 8, 10:46 PM AKDT · 83 days ago · 35 km deep · 74 km away
37. 2.299 km SSW of Unalaska, AlaskaThu, Jul 9, 2:08 AM AKDT · 83 days ago · 22 km deep · 55 km away
38. 2.479 km SSE of Unalaska, AlaskaSun, Jul 12, 8:07 AM AKDT · 80 days ago · 19 km deep · 92 km away
39. 2.268 km E of Nikolski, AlaskaSun, Jul 12, 1:58 PM AKDT · 80 days ago · 35 km deep · 94 km away
40. 2.764 km E of Nikolski, AlaskaSun, Jul 12, 10:43 PM AKDT · 79 days ago · 35 km deep · 97 km away
41. 2.5102 km E of Nikolski, AlaskaMon, Jul 13, 7:06 AM AKDT · 79 days ago · 26 km deep · 66 km away
42. 3.295 km SSW of Unalaska, AlaskaMon, Jul 13, 8:35 PM AKDT · 78 days ago · 35 km deep · 59 km away
43. 2.6136 km S of Unalaska, AlaskaTue, Jul 14, 2:34 AM AKDT · 78 days ago · 5 km deep · 10 km away
44. 2.178 km SE of Unalaska, AlaskaWed, Jul 15, 4:41 AM AKDT · 77 days ago · 26 km deep · 95 km away
45. 2.070 km SE of Unalaska, AlaskaThu, Jul 16, 1:28 AM AKDT · 76 days ago · 16 km deep · 99 km away
46. 2.392 km S of Unalaska, AlaskaThu, Jul 16, 6:45 PM AKDT · 75 days ago · 16 km deep · 54 km away
47. 2.6142 km S of Unalaska, AlaskaThu, Jul 16, 9:11 PM AKDT · 75 days ago · 3 km deep · 3 km away
48. 2.585 km SSW of Unalaska, AlaskaThu, Jul 16, 9:56 PM AKDT · 75 days ago · 35 km deep · 74 km away
49. 2.479 km S of Unalaska, AlaskaFri, Jul 17, 3:20 PM AKDT · 75 days ago · 34 km deep · 66 km away
50. 2.5108 km SSW of Unalaska, AlaskaSat, Jul 18, 3:37 AM AKDT · 74 days ago · 10 km deep · 59 km away
51. 2.6196 km SE of Nikolski, AlaskaSun, Jul 19, 11:04 PM AKDT · 72 days ago · 5 km deep · 67 km away
52. 2.2141 km S of Unalaska, AlaskaMon, Jul 20, 3:50 AM AKDT · 72 days ago · 5 km deep · 4 km away
53. 2.5113 km S of Unalaska, AlaskaFri, Jul 24, 4:50 PM AKDT · 67 days ago · 20 km deep · 35 km away
54. 2.056 km SSW of Unalaska, AlaskaSat, Jul 25, 7:22 AM AKDT · 67 days ago · 12 km deep · 99 km away
55. 2.171 km SSE of Unalaska, AlaskaSat, Jul 25, 5:17 PM AKDT · 66 days ago · 45 km deep · 88 km away
56. 2.571 km S of Unalaska, AlaskaSun, Jul 26, 4:16 PM AKDT · 66 days ago · 59 km deep · 76 km away
57. 2.699 km SSW of Unalaska, AlaskaMon, Jul 27, 1:27 AM AKDT · 65 days ago · 24 km deep · 55 km away
58. 2.1124 km SE of Nikolski, AlaskaTue, Jul 28, 9:52 PM AKDT · 63 days ago · 19 km deep · 65 km away
59. 2.193 km SSE of Unalaska, AlaskaWed, Jul 29, 9:26 AM AKDT · 63 days ago · 18 km deep · 71 km away
60. 2.098 km S of Unalaska, AlaskaWed, Jul 29, 4:43 PM AKDT · 62 days ago · 25 km deep · 47 km away

The first 60 of 108.

Before

1. 2.7147 km S of Unalaska, AlaskaSat, Jun 20, 8:56 AM AKDT · 102 days ago · 1 km deep · 3 km away
2. 2.064 km SSE of Unalaska, AlaskaSat, Jun 20, 7:29 AM AKDT · 102 days ago · 58 km deep · 83 km away
3. 2.2109 km S of Unalaska, AlaskaSat, Jun 20, 5:10 AM AKDT · 102 days ago · 11 km deep · 38 km away
4. 3.069 km E of Nikolski, AlaskaFri, Jun 19, 10:22 AM AKDT · 103 days ago · 35 km deep · 94 km away
5. 2.160 km SSW of Unalaska, AlaskaFri, Jun 19, 10:15 AM AKDT · 103 days ago · 2 km deep · 98 km away
6. 1.659 km SSW of Unalaska, AlaskaFri, Jun 19, 7:40 AM AKDT · 103 days ago · 5 km deep · 99 km away
7. 2.8189 km SSE of Unalaska, AlaskaFri, Jun 19, 3:42 AM AKDT · 103 days ago · 10 km deep · 80 km away
8. 1.6100 km SSW of Unalaska, AlaskaThu, Jun 18, 5:56 PM AKDT · 103 days ago · 23 km deep · 53 km away
9. 2.4106 km E of Nikolski, AlaskaThu, Jun 18, 11:04 AM AKDT · 104 days ago · 15 km deep · 62 km away
10. 2.688 km SSW of Unalaska, AlaskaThu, Jun 18, 7:30 AM AKDT · 104 days ago · 35 km deep · 69 km away
11. 1.7105 km S of Unalaska, AlaskaThu, Jun 18, 6:41 AM AKDT · 104 days ago · 51 km deep · 44 km away
12. 2.690 km S of Unalaska, AlaskaThu, Jun 18, 1:17 AM AKDT · 104 days ago · 35 km deep · 56 km away
13. 1.999 km SSW of Unalaska, AlaskaWed, Jun 17, 12:34 PM AKDT · 105 days ago · 19 km deep · 55 km away
14. 2.570 km SSW of Unalaska, AlaskaWed, Jun 17, 12:28 PM AKDT · 105 days ago · 11 km deep · 86 km away
15. 3.369 km SSE of Unalaska, AlaskaTue, Jun 16, 9:55 PM AKDT · 105 days ago · 10 km deep · 93 km away
16. 2.5102 km S of Unalaska, AlaskaTue, Jun 16, 12:02 PM AKDT · 106 days ago · 2 km deep · 48 km away
17. 2.498 km SSW of Unalaska, AlaskaTue, Jun 16, 8:31 AM AKDT · 106 days ago · 22 km deep · 57 km away
18. 2.398 km SSW of Unalaska, AlaskaMon, Jun 15, 8:43 PM AKDT · 106 days ago · 5 km deep · 56 km away
19. 2.996 km E of Nikolski, AlaskaMon, Jun 15, 2:44 PM AKDT · 107 days ago · 35 km deep · 69 km away
20. 2.2102 km E of Nikolski, AlaskaMon, Jun 15, 1:54 PM AKDT · 107 days ago · 46 km deep · 61 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026mdpymm. Read Wed, Sep 30, 2026, 11:58 AM UTC.