M1.9 earthquake 5 km NW of Atka, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Sep 26, 2020, 1:51 AM HADT

UTC

2020-09-26 10:51:34 UTC

Depth

152.4 km (94.7 mi), intermediate-depth

Epicenter

52.239° N, 174.249° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

After

1. 1.735 km SSE of Atka, AlaskaSat, Sep 26, 9:17 PM HADT · 2195 days ago · 55 km deep · 42 km away
2. 2.840 km SSW of Atka, AlaskaSun, Sep 27, 1:57 PM HADT · 2195 days ago · 76 km deep · 43 km away
3. 1.897 km SW of Atka, AlaskaMon, Sep 28, 12:40 AM HADT · 2194 days ago · 25 km deep · 99 km away
4. 2.325 km S of Atka, AlaskaMon, Sep 28, 8:15 PM HADT · 2193 days ago · 145 km deep · 31 km away
5. 2.147 km ESE of Atka, AlaskaTue, Sep 29, 1:50 PM HADT · 2193 days ago · 85 km deep · 52 km away
6. 1.657 km WSW of Atka, AlaskaTue, Sep 29, 8:18 PM HADT · 2192 days ago · 74 km deep · 56 km away
7. 5.376 km SW of Atka, AlaskaThu, Oct 1, 1:25 AM HADT · 2191 days ago · 40 km deep · 78 km away · felt by 2
8. 4.090 km SSW of Atka, AlaskaThu, Oct 1, 4:07 PM HADT · 2191 days ago · 35 km deep · 92 km away
9. 1.683 km SW of Atka, AlaskaThu, Oct 1, 11:25 PM HADT · 2190 days ago · 26 km deep · 85 km away
10. 1.681 km SW of Atka, AlaskaFri, Oct 2, 5:45 AM HADT · 2190 days ago · 30 km deep · 83 km away
11. 2.586 km SW of Atka, AlaskaFri, Oct 2, 11:06 AM HADT · 2190 days ago · 34 km deep · 89 km away
12. 3.784 km SW of Atka, AlaskaFri, Oct 2, 5:33 PM HADT · 2189 days ago · 35 km deep · 86 km away · felt by 1
13. 1.576 km S of Atka, AlaskaFri, Oct 2, 11:19 PM HADT · 2189 days ago · 22 km deep · 80 km away
14. 1.586 km SSW of Atka, AlaskaSat, Oct 3, 12:29 AM HADT · 2189 days ago · 26 km deep · 89 km away
15. 2.336 km W of Atka, AlaskaSat, Oct 3, 4:23 AM HADT · 2189 days ago · 200 km deep · 33 km away
16. 1.881 km SW of Atka, AlaskaSat, Oct 3, 5:05 AM HADT · 2189 days ago · 18 km deep · 83 km away
17. 3.886 km SW of Atka, AlaskaSat, Oct 3, 5:52 AM HADT · 2189 days ago · 24 km deep · 88 km away
18. 1.749 km S of Atka, AlaskaSat, Oct 3, 11:05 AM HADT · 2189 days ago · 23 km deep · 54 km away
19. 2.325 km NE of Atka, AlaskaSun, Oct 4, 7:04 AM HADT · 2188 days ago · 172 km deep · 26 km away
20. 1.962 km ESE of Atka, AlaskaMon, Oct 5, 11:49 AM HADT · 2187 days ago · 53 km deep · 67 km away
21. 2.275 km ENE of Adak, AlaskaMon, Oct 5, 6:40 PM HADT · 2186 days ago · 170 km deep · 100 km away
22. 3.539 km ESE of Atka, AlaskaWed, Oct 7, 5:57 PM HADT · 2184 days ago · 14 km deep · 44 km away
23. 2.218 km SE of Atka, AlaskaFri, Oct 9, 7:46 AM HADT · 2183 days ago · 71 km deep · 24 km away
24. 1.882 km SW of Atka, AlaskaFri, Oct 9, 9:09 AM HADT · 2183 days ago · 26 km deep · 85 km away
25. 2.154 km ESE of Atka, AlaskaSat, Oct 10, 1:18 AM HADT · 2182 days ago · 53 km deep · 59 km away
26. 1.932 km E of Atka, AlaskaSat, Oct 10, 7:22 PM HADT · 2181 days ago · 14 km deep · 36 km away
27. 2.879 km W of Atka, AlaskaSun, Oct 11, 12:27 AM HADT · 2181 days ago · 228 km deep · 76 km away
28. 1.851 km SSE of Atka, AlaskaSun, Oct 11, 7:34 AM HADT · 2181 days ago · 25 km deep · 57 km away
29. 2.588 km NE of Adak, AlaskaSun, Oct 11, 2:00 PM HADT · 2181 days ago · 167 km deep · 94 km away
30. 3.945 km SE of Atka, AlaskaSun, Oct 11, 11:05 PM HADT · 2180 days ago · 20 km deep · 51 km away
31. 2.926 km WNW of Atka, AlaskaMon, Oct 12, 12:57 AM HADT · 2180 days ago · 195 km deep · 22 km away
32. 1.737 km SW of Atka, AlaskaMon, Oct 12, 10:43 PM HADT · 2179 days ago · 64 km deep · 39 km away
33. 2.981 km NE of Adak, AlaskaFri, Oct 16, 3:36 PM HADT · 2176 days ago · 185 km deep · 98 km away
34. 1.986 km ENE of Adak, AlaskaSat, Oct 17, 12:03 AM HADT · 2175 days ago · 113 km deep · 84 km away
35. 3.175 km ENE of Adak, AlaskaSat, Oct 17, 1:39 AM HADT · 2175 days ago · 158 km deep · 94 km away
36. 1.826 km SW of Atka, AlaskaSat, Oct 17, 3:27 AM HADT · 2175 days ago · 72 km deep · 29 km away
37. 2.921 km S of Atka, AlaskaSat, Oct 17, 4:03 PM HADT · 2175 days ago · 195 km deep · 26 km away
38. 2.892 km SE of Atka, AlaskaMon, Oct 19, 6:48 PM HADT · 2172 days ago · 35 km deep · 98 km away
39. 1.615 km NW of Atka, AlaskaTue, Oct 20, 12:14 PM HADT · 2172 days ago · 180 km deep · 10 km away
40. 3.071 km ESE of Atka, AlaskaWed, Oct 21, 1:26 AM HADT · 2171 days ago · 15 km deep · 76 km away
41. 2.841 km ENE of Atka, AlaskaSat, Oct 24, 2:19 AM HADT · 2168 days ago · 166 km deep · 42 km away
42. 2.934 km N of Atka, AlaskaSat, Oct 24, 8:23 AM HADT · 2168 days ago · 193 km deep · 30 km away
43. 2.079 km E of Adak, AlaskaSun, Oct 25, 8:24 PM HADT · 2166 days ago · 101 km deep · 91 km away
44. 1.723 km WNW of Atka, AlaskaMon, Oct 26, 3:16 AM HADT · 2166 days ago · 148 km deep · 18 km away
45. 1.819 km NW of Atka, AlaskaMon, Oct 26, 7:01 AM HADT · 2166 days ago · 188 km deep · 14 km away
46. 1.930 km W of Atka, AlaskaMon, Oct 26, 12:37 PM HADT · 2166 days ago · 199 km deep · 27 km away
47. 2.373 km W of Atka, AlaskaMon, Oct 26, 2:24 PM HADT · 2166 days ago · 239 km deep · 71 km away
48. 3.057 km ESE of Atka, AlaskaMon, Oct 26, 3:52 PM HADT · 2166 days ago · 76 km deep · 62 km away
49. 1.978 km E of Adak, AlaskaTue, Oct 27, 11:28 AM HADT · 2165 days ago · 68 km deep · 96 km away
50. 1.534 km SE of Atka, AlaskaTue, Oct 27, 4:09 PM HADT · 2165 days ago · 12 km deep · 40 km away
51. 1.640 km ESE of Atka, AlaskaWed, Oct 28, 7:32 PM HADT · 2163 days ago · 78 km deep · 44 km away
52. 2.755 km NNW of Atka, AlaskaWed, Oct 28, 9:47 PM HADT · 2163 days ago · 183 km deep · 50 km away
53. 2.516 km NNE of Atka, AlaskaThu, Oct 29, 3:10 PM HADT · 2163 days ago · 4 km deep · 13 km away
54. 2.285.5 km W of Adak, AKSat, Oct 31, 7:52 AM HADT · 2161 days ago · 65 km deep · 90 km away
55. 1.791 km ESE of Adak, AlaskaSat, Oct 31, 4:33 PM HADT · 2161 days ago · 40 km deep · 99 km away
56. 2.013 km SE of Atka, AlaskaSat, Oct 31, 5:42 PM HADT · 2160 days ago · 98 km deep · 19 km away
57. 2.043 km W of Atka, AlaskaTue, Nov 3, 1:28 AM HAST · 2158 days ago · 95 km deep · 41 km away
58. 1.660.7 km NE of Atka, AKTue, Nov 3, 9:55 PM HAST · 2157 days ago · 47 km deep · 61 km away
59. 2.352 km SE of Atka, AlaskaWed, Nov 4, 11:54 AM HAST · 2157 days ago · 115 km deep · 58 km away
60. 2.49 km ESE of Atka, AlaskaSat, Nov 7, 11:37 AM HAST · 2154 days ago · 158 km deep · 15 km away

The first 60 of 74.

Before

1. 3.076 km E of Adak, AlaskaFri, Sep 25, 5:39 PM HADT · 2196 days ago · 98 km deep · 94 km away
2. 1.775 km SE of Atka, AlaskaFri, Sep 25, 4:07 PM HADT · 2197 days ago · 1 km deep · 81 km away
3. 1.915 km WSW of Atka, AlaskaFri, Sep 25, 3:24 PM HADT · 2197 days ago · 170 km deep · 14 km away
4. 1.787 km SSE of Atka, AKFri, Sep 25, 9:13 AM HADT · 2197 days ago · 39 km deep · 93 km away
5. 1.583 km SSE of Atka, AlaskaFri, Sep 25, 8:26 AM HADT · 2197 days ago · 8 km deep · 88 km away
6. 3.169 km WSW of Atka, AlaskaThu, Sep 24, 11:48 AM HADT · 2198 days ago · 75 km deep · 69 km away
7. 1.860 km SW of Atka, AlaskaThu, Sep 24, 4:50 AM HADT · 2198 days ago · 60 km deep · 61 km away
8. 2.967 km ESE of Atka, AlaskaWed, Sep 23, 10:11 PM HADT · 2198 days ago · 71 km deep · 72 km away
9. 2.07 km NW of Atka, AlaskaWed, Sep 23, 9:36 PM HADT · 2198 days ago · 140 km deep · 2 km away
10. 4.026 km NNW of Atka, AlaskaTue, Sep 22, 4:17 PM HADT · 2200 days ago · 122 km deep · 21 km away
11. 1.982 km SW of Atka, AlaskaTue, Sep 22, 3:36 PM HADT · 2200 days ago · 41 km deep · 84 km away
12. 3.384 km W of Atka, AlaskaTue, Sep 22, 8:39 AM HADT · 2200 days ago · 144 km deep · 81 km away
13. 3.385 km SE of Atka, AlaskaTue, Sep 22, 4:47 AM HADT · 2200 days ago · 35 km deep · 91 km away
14. 1.756 km SE of Atka, AlaskaSat, Sep 19, 7:12 AM HADT · 2203 days ago · 43 km deep · 62 km away
15. 2.660 km SSW of Atka, AlaskaSat, Sep 19, 5:02 AM HADT · 2203 days ago · 30 km deep · 63 km away
16. 1.933 km NW of Atka, AlaskaSat, Sep 19, 2:16 AM HADT · 2203 days ago · 162 km deep · 28 km away
17. 2.335 km ENE of Atka, AlaskaSat, Sep 19, 1:39 AM HADT · 2203 days ago · 188 km deep · 38 km away
18. 2.2Andreanof Islands, Aleutian Islands, AlaskaFri, Sep 18, 4:21 AM HADT · 2204 days ago · 31 km deep · 71 km away
19. 2.672 km ENE of Adak, AlaskaTue, Sep 15, 10:09 AM HADT · 2207 days ago · 190 km deep · 96 km away
20. 1.942 km ENE of Atka, AlaskaMon, Sep 14, 8:42 PM HADT · 2207 days ago · 10 km deep · 44 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020cepd1pd. Read Thu, Oct 1, 2026, 1:53 PM UTC.