M1.8 earthquake 27 km WSW of Unalaska, Alaska

Magnitude

1.8 (ml), micro

Local time

Thu, Dec 24, 2020, 3:19 PM AKST

UTC

2020-12-25 00:19:00 UTC

Depth

105.7 km (65.7 mi), intermediate-depth

Epicenter

53.750° N, 166.890° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

• Unalaska, AlaskaPopulation 4,491. Forecast27 kmWSW

After

1. 1.978 km S of Unalaska, AlaskaThu, Dec 24, 9:33 PM AKST · 2099 days ago · 42 km deep · 64 km away
2. 1.638 km S of Unalaska, AlaskaFri, Dec 25, 5:36 AM AKST · 2099 days ago · 65 km deep · 30 km away
3. 1.723 km S of Akutan, AlaskaTue, Dec 29, 6:39 PM AKST · 2094 days ago · 79 km deep · 75 km away
4. 2.852 km S of Akutan, AlaskaTue, Dec 29, 6:53 PM AKST · 2094 days ago · 62 km deep · 74 km away
5. 1.671 km SW of Unalaska, AlaskaWed, Dec 30, 3:27 PM AKST · 2093 days ago · 13 km deep · 44 km away
6. 1.775 km NE of Nikolski, AlaskaThu, Dec 31, 12:19 AM AKST · 2093 days ago · 70 km deep · 85 km away
7. 1.676 km SW of Unalaska, AlaskaSat, Jan 2, 11:11 AM AKST · 2090 days ago · 7 km deep · 50 km away
8. 2.792 km E of Nikolski, AlaskaTue, Jan 5, 10:25 AM AKST · 2087 days ago · 84 km deep · 87 km away
9. 1.855 km S of Akutan, AlaskaWed, Jan 6, 1:52 AM AKST · 2087 days ago · 25 km deep · 75 km away
10. 3.181 km SE of Unalaska, AlaskaFri, Jan 8, 11:01 AM AKST · 2084 days ago · 35 km deep · 93 km away
11. 3.381 km S of Unalaska, AlaskaFri, Jan 8, 6:50 PM AKST · 2084 days ago · 35 km deep · 69 km away
12. 1.571 km SE of Unalaska, AlaskaFri, Jan 8, 7:27 PM AKST · 2084 days ago · 26 km deep · 84 km away
13. 2.3Fox Islands, Aleutian Islands, AlaskaFri, Jan 8, 7:37 PM AKST · 2084 days ago · 96 km deep · 41 km away
14. 2.883 km NE of Nikolski, AlaskaSat, Jan 9, 9:54 PM AKST · 2083 days ago · 94 km deep · 77 km away
15. 1.658 km SW of Unalaska, AlaskaMon, Jan 11, 12:53 AM AKST · 2082 days ago · 26 km deep · 32 km away
16. 1.972 km WSW of Unalaska, AlaskaMon, Jan 11, 1:34 AM AKST · 2082 days ago · 14 km deep · 45 km away
17. 2.113 km SE of Akutan, AlaskaMon, Jan 11, 7:03 AM AKST · 2082 days ago · 78 km deep · 89 km away
18. 2.796 km SSW of Unalaska, AlaskaWed, Jan 13, 12:42 AM AKST · 2080 days ago · 32 km deep · 77 km away
19. 2.077 km S of Unalaska, AlaskaSat, Jan 16, 6:13 AM AKST · 2077 days ago · 21 km deep · 64 km away
20. 1.750 km SW of Unalaska, AlaskaSat, Jan 16, 8:14 PM AKST · 2076 days ago · 13 km deep · 23 km away
21. 1.929 km ESE of Unalaska, AlaskaSun, Jan 17, 1:28 AM AKST · 2076 days ago · 72 km deep · 49 km away
22. 1.572 km WSW of Unalaska, AlaskaSun, Jan 17, 8:08 PM AKST · 2075 days ago · 13 km deep · 45 km away
23. 3.440 km ESE of Unalaska, AlaskaTue, Jan 19, 3:27 AM AKST · 2074 days ago · 72 km deep · 61 km away
24. 1.995 km SW of Unalaska, AlaskaTue, Jan 19, 7:16 PM AKST · 2073 days ago · 64 km deep · 70 km away
25. 3.190 km SE of Unalaska, AlaskaTue, Jan 19, 11:56 PM AKST · 2073 days ago · 20 km deep · 100 km away
26. 1.676 km S of Unalaska, AlaskaWed, Jan 20, 12:01 PM AKST · 2072 days ago · 1 km deep · 69 km away
27. 3.390 km SE of Unalaska, AlaskaWed, Jan 20, 4:50 PM AKST · 2072 days ago · 21 km deep · 100 km away
28. 2.148 km SSW of Unalaska, AKThu, Jan 21, 2:50 AM AKST · 2072 days ago · 64 km deep · 35 km away
29. 1.538 km S of Akutan, AlaskaThu, Jan 21, 4:48 PM AKST · 2071 days ago · 46 km deep · 74 km away
30. 1.892 km E of Nikolski, AlaskaFri, Jan 22, 5:35 AM AKST · 2071 days ago · 22 km deep · 99 km away
31. 1.585 km SSW of Unalaska, AlaskaSun, Jan 24, 9:10 AM AKST · 2069 days ago · 5 km deep · 66 km away
32. 1.840 km ESE of Unalaska, AlaskaSun, Jan 24, 7:07 PM AKST · 2068 days ago · 28 km deep · 60 km away
33. 2.282 km SSW of Unalaska, AlaskaMon, Jan 25, 11:58 PM AKST · 2067 days ago · 26 km deep · 68 km away
34. 2.543 km S of Unalaska, AlaskaTue, Jan 26, 12:53 AM AKST · 2067 days ago · 63 km deep · 37 km away
35. 1.653 km SW of Unalaska, AlaskaWed, Jan 27, 5:34 AM AKST · 2066 days ago · 16 km deep · 26 km away
36. 4.068 km SSW of Unalaska, AlaskaWed, Jan 27, 10:29 AM AKST · 2065 days ago · 59 km deep · 51 km away
37. 1.993 km E of Nikolski, AlaskaWed, Jan 27, 11:05 AM AKST · 2065 days ago · 31 km deep · 95 km away
38. 1.760 km SSE of Unalaska, AlaskaWed, Jan 27, 11:57 AM AKST · 2065 days ago · 41 km deep · 65 km away
39. 2.774 km SE of Unalaska, AlaskaSun, Jan 31, 4:29 AM AKST · 2062 days ago · 35 km deep · 83 km away
40. 1.922 km SSE of Unalaska, AlaskaMon, Feb 1, 1:58 AM AKST · 2061 days ago · 90 km deep · 29 km away
41. 2.073 km S of Unalaska, AlaskaMon, Feb 1, 10:34 AM AKST · 2060 days ago · 25 km deep · 66 km away
42. 1.596 km SSW of Unalaska, AlaskaWed, Feb 3, 4:36 PM AKST · 2058 days ago · 25 km deep · 76 km away
43. 1.731 km ESE of Unalaska, AlaskaFri, Feb 5, 2:12 AM AKST · 2057 days ago · 68 km deep · 52 km away
44. 2.910 km NE of Dutch Harbor, AlaskaFri, Feb 5, 10:51 AM AKST · 2056 days ago · 18 km deep · 38 km away
45. 1.840 km SSW of Unalaska, AlaskaSat, Feb 6, 6:22 AM AKST · 2056 days ago · 73 km deep · 30 km away
46. 1.66 km NNW of Dutch Harbor, AlaskaSat, Feb 6, 5:51 PM AKST · 2055 days ago · 7 km deep · 31 km away
47. 3.254 km SE of Unalaska, AlaskaSat, Feb 6, 6:32 PM AKST · 2055 days ago · 35 km deep · 70 km away
48. 1.987 km ENE of Nikolski, AlaskaSun, Feb 7, 12:49 AM AKST · 2055 days ago · 73 km deep · 72 km away
49. 2.890 km SSW of Unalaska, AlaskaMon, Feb 8, 2:36 AM AKST · 2054 days ago · 26 km deep · 71 km away
50. 3.988 km SSW of Unalaska, AlaskaMon, Feb 8, 3:34 AM AKST · 2054 days ago · 44 km deep · 68 km away
51. 1.688 km SSW of Unalaska, AlaskaTue, Feb 9, 4:16 AM AKST · 2053 days ago · 26 km deep · 69 km away
52. 1.677 km SW of Unalaska, AlaskaTue, Feb 9, 9:10 PM AKST · 2052 days ago · 13 km deep · 51 km away
53. 2.68 km SE of Unalaska, AlaskaWed, Feb 10, 9:09 PM AKST · 2051 days ago · 9 km deep · 32 km away
54. 1.64 km ENE of Unalaska, AlaskaThu, Feb 11, 1:49 AM AKST · 2051 days ago · 11 km deep · 32 km away
55. 1.65 km ESE of Unalaska, AlaskaThu, Feb 11, 5:46 AM AKST · 2051 days ago · 10 km deep · 31 km away
56. 1.861 km SSE of Unalaska, AlaskaThu, Feb 11, 6:01 PM AKST · 2050 days ago · 29 km deep · 67 km away
57. 2.7Fox Islands, Aleutian Islands, AlaskaMon, Feb 15, 11:21 AM AKST · 2046 days ago · 35 km deep · 73 km away
58. 2.013 km ENE of Dutch Harbor, AlaskaWed, Feb 17, 6:26 AM AKST · 2045 days ago · 95 km deep · 40 km away
59. 2.072 km SE of Unalaska, AlaskaFri, Feb 19, 4:16 PM AKST · 2042 days ago · 22 km deep · 82 km away
60. 1.584 km SW of Unalaska, AlaskaSat, Feb 20, 5:48 PM AKST · 2041 days ago · 14 km deep · 60 km away

Before

1. 2.660 km SW of Unalaska, AlaskaTue, Dec 22, 11:47 AM AKST · 2101 days ago · 18 km deep · 36 km away
2. 2.971 km SE of Unalaska, AlaskaSun, Dec 20, 6:35 PM AKST · 2103 days ago · 35 km deep · 81 km away
3. 1.731 km SE of Unalaska, AlaskaSun, Dec 20, 1:14 PM AKST · 2103 days ago · 70 km deep · 48 km away
4. 1.836 km SSE of Akutan, AlaskaSun, Dec 20, 1:34 AM AKST · 2104 days ago · 62 km deep · 85 km away
5. 2.658 km SW of Unalaska, AlaskaThu, Dec 17, 5:18 PM AKST · 2106 days ago · 73 km deep · 34 km away
6. 1.592 km SSW of Unalaska, AlaskaWed, Dec 16, 11:48 AM AKST · 2107 days ago · 1 km deep · 70 km away
7. 1.976 km S of Unalaska, AlaskaMon, Dec 14, 7:30 PM AKST · 2109 days ago · 26 km deep · 65 km away
8. 1.814 km SE of Akutan, AlaskaMon, Dec 14, 2:22 PM AKST · 2109 days ago · 110 km deep · 87 km away
9. 1.573 km SE of Unalaska, AlaskaSun, Dec 13, 8:33 PM AKST · 2110 days ago · 25 km deep · 88 km away
10. 2.181 km S of Unalaska, AlaskaSun, Dec 13, 9:04 AM AKST · 2111 days ago · 26 km deep · 68 km away
11. 2.765 km S of Unalaska, AlaskaSun, Dec 13, 7:44 AM AKST · 2111 days ago · 61 km deep · 53 km away
12. 1.756 km SSE of Akutan, AlaskaSun, Dec 13, 7:24 AM AKST · 2111 days ago · 40 km deep · 99 km away
13. 1.676 km SSW of Unalaska, AlaskaSun, Dec 13, 6:47 AM AKST · 2111 days ago · 26 km deep · 61 km away
14. 2.1Fox Islands, Aleutian Islands, AlaskaFri, Dec 11, 4:53 AM AKST · 2113 days ago · 27 km deep · 70 km away
15. 2.137 km W of Dutch Harbor, AlaskaThu, Dec 10, 11:41 PM AKST · 2113 days ago · 116 km deep · 18 km away
16. 3.568 km SE of Unalaska, AlaskaThu, Dec 10, 7:17 AM AKST · 2114 days ago · 34 km deep · 78 km away
17. 2.867 km SSE of Akutan, AlaskaThu, Dec 10, 6:53 AM AKST · 2114 days ago · 35 km deep · 100 km away
18. 3.796 km SSW of Unalaska, AlaskaWed, Dec 9, 10:41 AM AKST · 2114 days ago · 43 km deep · 76 km away
19. 1.614 km WSW of Dutch Harbor, AlaskaWed, Dec 9, 1:38 AM AKST · 2115 days ago · 5 km deep · 15 km away
20. 2.881 km W of Dutch Harbor, AlaskaTue, Dec 8, 8:55 PM AKST · 2115 days ago · 131 km deep · 58 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020gjdl0fl. Read Thu, Sep 24, 2026, 5:53 AM UTC.