M2.3 earthquake 100 km S of Atka, Alaska

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Mar 12, 2018, 3:29 PM HADT

UTC

2018-03-13 00:29:11 UTC

Depth

38.4 km (23.9 mi), shallow

Epicenter

51.296° N, 174.254° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

10

After

1. 1.865 km SW of Atka, AlaskaTue, Mar 13, 12:30 AM HADT · 3125 days ago · 54 km deep · 71 km away
2. 2.2132 km SSE of Atka, AlaskaTue, Mar 13, 1:15 AM HADT · 3125 days ago · 12 km deep · 46 km away
3. 2.4184 km SSE of Atka, AlaskaTue, Mar 13, 4:54 AM HADT · 3125 days ago · 24 km deep · 100 km away
4. 2.3190 km S of Atka, AlaskaTue, Mar 13, 10:52 AM HADT · 3125 days ago · 29 km deep · 90 km away
5. 4.648 km SW of Atka, AlaskaWed, Mar 14, 1:42 AM HADT · 3124 days ago · 68 km deep · 76 km away · felt by 1
6. 2.785 km SE of Atka, AlaskaThu, Mar 15, 6:57 AM HADT · 3123 days ago · 18 km deep · 62 km away
7. 2.444 km SSE of Atka, AlaskaThu, Mar 15, 7:42 AM HADT · 3123 days ago · 52 km deep · 64 km away
8. 2.096 km ESE of Adak, AlaskaThu, Mar 15, 10:00 AM HADT · 3123 days ago · 49 km deep · 81 km away
9. 3.7184 km S of Atka, AlaskaThu, Mar 15, 8:24 PM HADT · 3123 days ago · 25 km deep · 85 km away
10. 2.1112 km S of Atka, AlaskaFri, Mar 16, 8:27 AM HADT · 3122 days ago · 17 km deep · 25 km away
11. 1.929 km SSW of Atka, AlaskaFri, Mar 16, 9:22 AM HADT · 3122 days ago · 60 km deep · 72 km away
12. 1.929 km SSW of Atka, AlaskaFri, Mar 16, 4:49 PM HADT · 3122 days ago · 59 km deep · 73 km away
13. 2.490 km SE of Adak, AlaskaFri, Mar 16, 9:22 PM HADT · 3122 days ago · 26 km deep · 92 km away
14. 3.832 km ESE of Atka, AlaskaSat, Mar 17, 3:43 AM HADT · 3121 days ago · 82 km deep · 91 km away
15. 1.957 km SSE of Atka, AlaskaSat, Mar 17, 9:15 AM HADT · 3121 days ago · 34 km deep · 58 km away
16. 2.4103 km S of Atka, AlaskaSat, Mar 17, 11:04 AM HADT · 3121 days ago · 39 km deep · 3 km away
17. 2.178 km SSE of Atka, AlaskaSun, Mar 18, 10:59 PM HADT · 3120 days ago · 16 km deep · 42 km away
18. 3.562 km SSW of Atka, AlaskaMon, Mar 19, 4:07 AM HADT · 3119 days ago · 55 km deep · 52 km away
19. 1.763 km SSW of Atka, AlaskaMon, Mar 19, 8:32 AM HADT · 3119 days ago · 26 km deep · 56 km away
20. 2.4146 km SSW of Atka, AlaskaMon, Mar 19, 7:48 PM HADT · 3119 days ago · 23 km deep · 51 km away
21. 2.318 km SSW of Atka, AlaskaMon, Mar 19, 9:34 PM HADT · 3119 days ago · 72 km deep · 83 km away
22. 1.844 km SE of Atka, AlaskaMon, Mar 19, 11:43 PM HADT · 3119 days ago · 68 km deep · 76 km away
23. 2.498 km ESE of Adak, AlaskaFri, Mar 23, 5:30 AM HADT · 3115 days ago · 49 km deep · 79 km away
24. 3.0Andreanof Islands, Aleutian Islands, AlaskaSat, Mar 24, 7:10 AM HADT · 3114 days ago · 23 km deep · 49 km away
25. 3.0113 km SE of Atka, AlaskaTue, Mar 27, 5:44 PM HADT · 3111 days ago · 35 km deep · 86 km away
26. 1.653 km SSW of Atka, AlaskaTue, Mar 27, 11:04 PM HADT · 3111 days ago · 23 km deep · 52 km away
27. 2.183 km ESE of Adak, AlaskaWed, Mar 28, 3:31 AM HADT · 3110 days ago · 45 km deep · 96 km away
28. 2.793 km ESE of Atka, AlaskaFri, Mar 30, 8:36 PM HADT · 3108 days ago · 10 km deep · 97 km away
29. 2.333 km SE of Atka, AlaskaFri, Mar 30, 9:38 PM HADT · 3108 days ago · 20 km deep · 79 km away
30. 1.717 km SW of Atka, AlaskaSat, Mar 31, 8:13 AM HADT · 3107 days ago · 7 km deep · 90 km away
31. 1.646 km SSW of Atka, AlaskaWed, Apr 4, 11:30 AM HADT · 3103 days ago · 54 km deep · 56 km away
32. 2.1133 km S of Atka, AlaskaWed, Apr 4, 2:21 PM HADT · 3103 days ago · 5 km deep · 39 km away
33. 1.882 km SW of Atka, AlaskaWed, Apr 4, 3:23 PM HADT · 3103 days ago · 15 km deep · 56 km away
34. 2.944 km SE of Atka, AlaskaSat, Apr 7, 5:53 AM HADT · 3100 days ago · 153 km deep · 71 km away
35. 2.286 km SW of Atka, AlaskaSat, Apr 7, 7:39 AM HADT · 3100 days ago · 41 km deep · 73 km away
36. 3.3103 km SE of Atka, AlaskaSat, Apr 7, 5:46 PM HADT · 3100 days ago · 16 km deep · 92 km away
37. 2.463 km WSW of Atka, AlaskaSat, Apr 7, 11:16 PM HADT · 3100 days ago · 67 km deep · 85 km away
38. 2.347 km SSE of Atka, AlaskaTue, Apr 10, 1:41 AM HADT · 3097 days ago · 39 km deep · 55 km away
39. 3.4105 km S of Atka, AlaskaThu, Apr 12, 5:40 AM HADT · 3095 days ago · 21 km deep · 15 km away
40. 2.791 km SSW of Atka, AlaskaThu, Apr 12, 7:31 AM HADT · 3095 days ago · 12 km deep · 52 km away
41. 3.7133 km SSE of Atka, AlaskaThu, Apr 12, 2:03 PM HADT · 3095 days ago · 32 km deep · 64 km away
42. 2.892 km ESE of Atka, AlaskaFri, Apr 20, 2:09 PM HADT · 3087 days ago · 35 km deep · 96 km away
43. 4.094 km SW of Atka, AlaskaSat, Apr 21, 1:30 PM HADT · 3086 days ago · 58 km deep · 69 km away
44. 2.188 km WSW of Atka, AlaskaSat, Apr 28, 12:02 PM HADT · 3079 days ago · 57 km deep · 93 km away
45. 2.6113 km SE of Atka, AlaskaMon, Apr 30, 6:26 AM HADT · 3077 days ago · 26 km deep · 84 km away
46. 3.3161 km SSW of Atka, AlaskaMon, Apr 30, 8:10 AM HADT · 3077 days ago · 10 km deep · 69 km away
47. 2.149 km SSW of Atka, AlaskaMon, Apr 30, 10:10 AM HADT · 3077 days ago · 23 km deep · 57 km away
48. 4.073 km SSE of Atka, AlaskaThu, May 3, 10:31 AM HADT · 3074 days ago · 41 km deep · 45 km away

Before

1. 2.885 km SE of Atka, AlaskaSun, Mar 11, 10:31 AM HADT · 3127 days ago · 41 km deep · 74 km away
2. 2.557 km S of Atka, AlaskaSun, Mar 11, 5:03 AM HADT · 3127 days ago · 40 km deep · 45 km away
3. 2.954 km S of Atka, AlaskaSun, Mar 11, 5:01 AM HADT · 3127 days ago · 55 km deep · 48 km away
4. 2.1119 km SSW of Atka, AlaskaSat, Mar 10, 12:04 PM HAST · 3128 days ago · 26 km deep · 52 km away
5. 2.2118 km S of Atka, AlaskaSat, Mar 10, 9:56 AM HAST · 3128 days ago · 12 km deep · 26 km away
6. 1.862 km SSW of Atka, AlaskaSat, Mar 10, 8:16 AM HAST · 3128 days ago · 24 km deep · 52 km away
7. 2.876 km SSW of Atka, AlaskaSat, Mar 10, 5:33 AM HAST · 3128 days ago · 35 km deep · 47 km away
8. 2.1109 km SSW of Atka, AlaskaFri, Mar 9, 8:01 PM HAST · 3129 days ago · 5 km deep · 53 km away
9. 2.3125 km SSE of Atka, AlaskaSun, Mar 4, 11:03 PM HAST · 3133 days ago · 26 km deep · 62 km away
10. 1.838 km SE of Atka, AlaskaSun, Mar 4, 3:09 PM HAST · 3134 days ago · 15 km deep · 83 km away
11. 1.865 km SW of Atka, AlaskaSun, Mar 4, 11:36 AM HAST · 3134 days ago · 22 km deep · 63 km away
12. 2.5169 km SSE of Atka, AlaskaSun, Mar 4, 5:42 AM HAST · 3134 days ago · 10 km deep · 77 km away
13. 2.8Andreanof Islands, Aleutian Islands, AlaskaSun, Mar 4, 4:59 AM HAST · 3134 days ago · 10 km deep · 98 km away
14. 1.692 km SW of Atka, AlaskaSun, Mar 4, 4:22 AM HAST · 3134 days ago · 26 km deep · 73 km away
15. 2.3119 km SE of Adak, AlaskaSun, Mar 4, 2:53 AM HAST · 3134 days ago · 12 km deep · 69 km away
16. 2.0118 km SE of Adak, AlaskaSun, Mar 4, 12:37 AM HAST · 3134 days ago · 15 km deep · 70 km away
17. 1.770 km WSW of Atka, AlaskaFri, Mar 2, 11:45 PM HAST · 3135 days ago · 45 km deep · 85 km away
18. 2.097 km SSW of Atka, AlaskaFri, Mar 2, 3:09 PM HAST · 3136 days ago · 25 km deep · 21 km away
19. 2.3147 km S of Atka, AlaskaThu, Mar 1, 7:08 PM HAST · 3137 days ago · 2 km deep · 50 km away
20. 1.934 km SE of Atka, AlaskaThu, Mar 1, 1:19 PM HAST · 3137 days ago · 65 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0183b2v87g (also filed as ak18701124). Read Fri, Oct 2, 2026, 8:20 PM UTC.