M1.9 earthquake 43 km ENE of Atka, Alaska

Magnitude

1.9 (ml), micro

Local time

Wed, Mar 17, 2021, 2:35 PM HADT

UTC

2021-03-17 23:35:25 UTC

Depth

6.7 km (4.2 mi), shallow

Epicenter

52.339° N, 173.606° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 2.210 km NNW of Atka, AlaskaFri, Mar 19, 1:36 PM HADT · 2020 days ago · 114 km deep · 46 km away
2. 2.990 km SE of Atka, AlaskaSat, Mar 20, 12:11 AM HADT · 2019 days ago · 35 km deep · 81 km away
3. 2.214 km SSW of Atka, AlaskaSat, Mar 20, 6:36 PM HADT · 2019 days ago · 134 km deep · 55 km away
4. 1.853 km SSW of Atka, AlaskaSat, Mar 20, 9:09 PM HADT · 2018 days ago · 8 km deep · 91 km away
5. 2.043 km SW of Atka, AlaskaSun, Mar 21, 4:51 PM HADT · 2018 days ago · 96 km deep · 86 km away
6. 2.253 km E of Atka, AlaskaTue, Mar 23, 1:19 PM HADT · 2016 days ago · 82 km deep · 26 km away
7. 1.540 km E of Atka, AlaskaWed, Mar 24, 3:32 PM HADT · 2015 days ago · 13 km deep · 14 km away
8. 1.629 km SE of Atka, AlaskaThu, Mar 25, 12:38 AM HADT · 2014 days ago · 11 km deep · 44 km away
9. 2.935 km SSW of Atka, AlaskaFri, Mar 26, 1:42 AM HADT · 2013 days ago · 111 km deep · 75 km away
10. 2.032 km SE of Atka, AlaskaTue, Mar 30, 3:41 PM HADT · 2009 days ago · 66 km deep · 46 km away
11. 3.752 km WSW of Atka, AlaskaSat, Apr 3, 3:12 PM HADT · 2005 days ago · 10 km deep · 96 km away
12. 2.866 km SSE of Atka, AlaskaTue, Apr 6, 7:16 AM HADT · 2002 days ago · 27 km deep · 79 km away
13. 4.276 km ESE of Atka, AlaskaTue, Apr 6, 8:19 PM HADT · 2001 days ago · 189 km deep · 58 km away
14. 2.642 km S of Atka, AlaskaWed, Apr 7, 7:35 AM HADT · 2001 days ago · 77 km deep · 73 km away
15. 3.974 km E of Atka, AlaskaWed, Apr 7, 1:21 PM HADT · 2001 days ago · 6 km deep · 35 km away
16. 3.174 km E of Atka, AlaskaWed, Apr 7, 1:28 PM HADT · 2001 days ago · 10 km deep · 33 km away
17. 1.846 km NE of Atka, AlaskaWed, Apr 7, 1:36 PM HADT · 2001 days ago · 2 km deep · 13 km away
18. 2.060 km E of Atka, AlaskaWed, Apr 7, 1:48 PM HADT · 2001 days ago · 3 km deep · 19 km away
19. 3.267 km E of Atka, AlaskaWed, Apr 7, 1:49 PM HADT · 2001 days ago · 12 km deep · 26 km away
20. 2.59 km SSE of Atka, AlaskaWed, Apr 7, 2:06 PM HADT · 2001 days ago · 187 km deep · 46 km away
21. 3.9Andreanof Islands, Aleutian Islands, AlaskaWed, Apr 7, 6:42 PM HADT · 2001 days ago · 221 km deep · 76 km away
22. 1.736 km W of Atka, AlaskaThu, Apr 8, 12:52 AM HADT · 2000 days ago · 25 km deep · 79 km away
23. 2.163 km ESE of Atka, AlaskaThu, Apr 8, 1:13 AM HADT · 2000 days ago · 24 km deep · 49 km away
24. 4.294 km NE of Atka, AlaskaThu, Apr 8, 6:02 AM HADT · 2000 days ago · 221 km deep · 62 km away
25. 3.467 km ENE of Atka, AlaskaSat, Apr 10, 11:13 AM HADT · 1998 days ago · 10 km deep · 24 km away
26. 3.629 km NE of Atka, AKMon, Apr 12, 4:12 PM HADT · 1996 days ago · 174 km deep · 17 km away
27. 2.047 km ESE of Atka, AlaskaThu, Apr 15, 4:31 PM HADT · 1993 days ago · 65 km deep · 29 km away
28. 3.149 km SW of Atka, AlaskaThu, Apr 15, 5:02 PM HADT · 1993 days ago · 10 km deep · 92 km away
29. 1.654 km E of Atka, AlaskaFri, Apr 16, 2:59 AM HADT · 1992 days ago · 13 km deep · 23 km away
30. 1.978 km SSE of Atka, AlaskaFri, Apr 16, 3:54 PM HADT · 1992 days ago · 17 km deep · 86 km away
31. 1.628 km SE of Atka, AlaskaFri, Apr 16, 5:48 PM HADT · 1992 days ago · 11 km deep · 46 km away
32. 3.646 km N of Atka, AlaskaFri, Apr 16, 11:54 PM HADT · 1991 days ago · 192 km deep · 53 km away
33. 1.863 km E of Atka, AlaskaSat, Apr 17, 6:20 AM HADT · 1991 days ago · 4 km deep · 22 km away
34. 2.5120 km E of Atka, AlaskaSat, Apr 17, 6:44 AM HADT · 1991 days ago · 102 km deep · 80 km away
35. 1.815 km SSW of Atka, AlaskaSun, Apr 18, 1:55 AM HADT · 1990 days ago · 74 km deep · 55 km away
36. 1.943 km SE of Atka, AlaskaSun, Apr 18, 4:58 AM HADT · 1990 days ago · 17 km deep · 47 km away
37. 1.861 km E of Atka, AlaskaSun, Apr 18, 6:52 AM HADT · 1990 days ago · 13 km deep · 27 km away
38. 2.933 km S of Atka, AlaskaSun, Apr 18, 9:36 PM HADT · 1989 days ago · 3 km deep · 65 km away
39. 3.9Andreanof Islands, Aleutian Islands, AlaskaSun, Apr 18, 11:06 PM HADT · 1989 days ago · 221 km deep · 85 km away
40. 2.228 km SE of Atka, AlaskaMon, Apr 19, 1:20 AM HADT · 1989 days ago · 70 km deep · 45 km away
41. 2.220 km E of Atka, AlaskaWed, Apr 21, 9:17 PM HADT · 1986 days ago · 115 km deep · 24 km away
42. 3.0Andreanof Islands, Aleutian Islands, AlaskaThu, Apr 22, 4:54 AM HADT · 1986 days ago · 192 km deep · 59 km away
43. 2.237 km ESE of Atka, AlaskaThu, Apr 22, 9:25 PM HADT · 1985 days ago · 153 km deep · 27 km away
44. 2.154 km E of Atka, AlaskaThu, Apr 22, 11:15 PM HADT · 1985 days ago · 88 km deep · 24 km away
45. 2.120 km ESE of Atka, AlaskaThu, Apr 22, 11:53 PM HADT · 1985 days ago · 146 km deep · 31 km away
46. 3.168 km SE of Atka, AlaskaFri, Apr 23, 12:42 AM HADT · 1985 days ago · 35 km deep · 58 km away
47. 1.978 km SE of Atka, AlaskaSat, Apr 24, 5:05 PM HADT · 1984 days ago · 12 km deep · 72 km away
48. 2.968 km E of Atka, AlaskaSat, Apr 24, 8:38 PM HADT · 1983 days ago · 223 km deep · 26 km away
49. 2.256 km WNW of Atka, AlaskaMon, Apr 26, 4:38 AM HADT · 1982 days ago · 78 km deep · 93 km away
50. 1.5Andreanof Islands, Aleutian Islands, AlaskaMon, Apr 26, 4:50 PM HADT · 1982 days ago · 6 km deep · 61 km away
51. 1.943 km SSW of Atka, AlaskaTue, Apr 27, 3:59 AM HADT · 1981 days ago · 44 km deep · 78 km away
52. 2.194 km SE of Atka, AlaskaThu, Apr 29, 1:06 AM HADT · 1979 days ago · 18 km deep · 89 km away
53. 2.363 km S of Atka, AlaskaThu, Apr 29, 4:29 AM HADT · 1979 days ago · 21 km deep · 89 km away
54. 3.345 km SSE of Atka, AlaskaSat, May 1, 10:59 PM HADT · 1976 days ago · 56 km deep · 58 km away
55. 2.991 km N of Atka, AlaskaWed, May 12, 9:33 AM HADT · 1966 days ago · 155 km deep · 88 km away
56. 2.684 km SSE of Atka, AlaskaThu, May 13, 8:56 AM HADT · 1965 days ago · 35 km deep · 89 km away
57. 2.955 km SW of Atka, AlaskaThu, May 13, 9:20 PM HADT · 1964 days ago · 51 km deep · 97 km away

Before

1. 2.043 km SSW of Atka, AlaskaWed, Mar 17, 1:18 PM HADT · 2022 days ago · 47 km deep · 78 km away
2. 4.737 km SSW of Atka, AlaskaWed, Mar 17, 9:00 AM HADT · 2022 days ago · 65 km deep · 73 km away
3. 2.427 km E of Atka, AlaskaTue, Mar 16, 4:11 PM HADT · 2023 days ago · 124 km deep · 23 km away
4. 3.9112 km ENE of Atka, AlaskaMon, Mar 15, 11:04 AM HADT · 2024 days ago · 211 km deep · 70 km away
5. 4.033 km S of Atka, AlaskaSun, Mar 14, 8:13 PM HADT · 2025 days ago · 23 km deep · 64 km away
6. 2.183 km SSE of Atka, AlaskaSun, Mar 14, 12:45 AM HAST · 2025 days ago · 13 km deep · 89 km away
7. 1.938 km SSW of Atka, AlaskaSat, Mar 13, 4:27 PM HAST · 2026 days ago · 57 km deep · 76 km away
8. 3.2121 km NE of Atka, AlaskaSat, Mar 13, 3:08 AM HAST · 2026 days ago · 195 km deep · 80 km away
9. 2.712 km WNW of Atka, AlaskaThu, Mar 11, 6:04 PM HAST · 2028 days ago · 186 km deep · 52 km away
10. 2.223 km ESE of Atka, AlaskaWed, Mar 10, 7:27 PM HAST · 2028 days ago · 104 km deep · 30 km away
11. 1.859 km SSW of Atka, AlaskaWed, Mar 10, 6:42 PM HAST · 2029 days ago · 15 km deep · 97 km away
12. 4.2137 km E of Atka, AlaskaWed, Mar 10, 1:37 PM HAST · 2029 days ago · 80 km deep · 96 km away
13. 2.853 km SSE of Atka, AlaskaMon, Mar 8, 5:38 PM HAST · 2031 days ago · 159 km deep · 74 km away
14. 2.430 km ENE of Atka, AlaskaSun, Mar 7, 3:30 PM HAST · 2032 days ago · 126 km deep · 13 km away
15. 2.983 km NNE of Atka, AlaskaSun, Mar 7, 2:05 AM HAST · 2032 days ago · 234 km deep · 63 km away
16. 2.958 km ESE of Atka, AlaskaSun, Mar 7, 1:23 AM HAST · 2032 days ago · 10 km deep · 46 km away
17. 3.142 km SSE of Atka, AlaskaSat, Mar 6, 2:14 PM HAST · 2033 days ago · 27 km deep · 63 km away
18. 2.425 km S of Atka, AlaskaSat, Mar 6, 12:48 PM HAST · 2033 days ago · 97 km deep · 54 km away
19. 3.798 km ESE of Atka, AlaskaThu, Mar 4, 11:17 AM HAST · 2035 days ago · 45 km deep · 68 km away
20. 3.860 km S of Atka, AlaskaThu, Mar 4, 1:15 AM HAST · 2035 days ago · 10 km deep · 85 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0213i2qwh1. Read Tue, Sep 29, 2026, 4:47 PM UTC.