M1.6 earthquake 46 km SSW of Atka, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Apr 4, 2018, 11:30 AM HADT

UTC

2018-04-04 20:30:23 UTC

Depth

53.6 km (33.3 mi), shallow

Epicenter

51.792° N, 174.350° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

12

After

1. 2.1133 km S of Atka, AlaskaWed, Apr 4, 2:21 PM HADT · 3104 days ago · 5 km deep · 92 km away
2. 1.882 km SW of Atka, AlaskaWed, Apr 4, 3:23 PM HADT · 3104 days ago · 15 km deep · 44 km away
3. 2.944 km SE of Atka, AlaskaSat, Apr 7, 5:53 AM HADT · 3101 days ago · 153 km deep · 37 km away
4. 2.286 km SW of Atka, AlaskaSat, Apr 7, 7:39 AM HADT · 3101 days ago · 41 km deep · 55 km away
5. 3.3103 km SE of Atka, AlaskaSat, Apr 7, 5:46 PM HADT · 3101 days ago · 16 km deep · 94 km away
6. 2.463 km WSW of Atka, AlaskaSat, Apr 7, 11:16 PM HADT · 3100 days ago · 67 km deep · 47 km away
7. 2.347 km SSE of Atka, AlaskaTue, Apr 10, 1:41 AM HADT · 3098 days ago · 39 km deep · 21 km away
8. 4.551 km NNE of Atka, AlaskaWed, Apr 11, 1:34 AM HADT · 3097 days ago · 176 km deep · 97 km away
9. 3.4105 km S of Atka, AlaskaThu, Apr 12, 5:40 AM HADT · 3096 days ago · 21 km deep · 59 km away
10. 2.791 km SSW of Atka, AlaskaThu, Apr 12, 7:31 AM HADT · 3096 days ago · 12 km deep · 51 km away
11. 3.035 km ENE of Atka, AlaskaSat, Apr 14, 1:06 AM HADT · 3094 days ago · 152 km deep · 71 km away
12. 2.892 km ESE of Atka, AlaskaFri, Apr 20, 2:09 PM HADT · 3088 days ago · 35 km deep · 88 km away
13. 4.094 km SW of Atka, AlaskaSat, Apr 21, 1:30 PM HADT · 3087 days ago · 58 km deep · 60 km away
14. 2.188 km WSW of Atka, AlaskaSat, Apr 28, 12:02 PM HADT · 3080 days ago · 57 km deep · 67 km away
15. 2.6113 km SE of Atka, AlaskaMon, Apr 30, 6:26 AM HADT · 3078 days ago · 26 km deep · 96 km away
16. 2.149 km SSW of Atka, AlaskaMon, Apr 30, 10:10 AM HADT · 3078 days ago · 23 km deep · 10 km away
17. 2.671 km ESE of Atka, AlaskaWed, May 2, 9:18 PM HADT · 3075 days ago · 46 km deep · 84 km away
18. 4.073 km SSE of Atka, AlaskaThu, May 3, 10:31 AM HADT · 3075 days ago · 41 km deep · 45 km away
19. 3.6111 km S of Atka, AlaskaMon, May 14, 11:42 AM HADT · 3064 days ago · 8 km deep · 68 km away
20. 2.466 km SSE of Atka, AlaskaTue, May 15, 9:22 AM HADT · 3063 days ago · 27 km deep · 38 km away
21. 2.267 km SSE of Atka, AlaskaTue, May 15, 9:38 AM HADT · 3063 days ago · 20 km deep · 33 km away
22. 2.575 km SW of Atka, AlaskaTue, May 15, 12:29 PM HADT · 3063 days ago · 76 km deep · 41 km away
23. 3.135 km SSE of Atka, AlaskaTue, May 15, 5:41 PM HADT · 3063 days ago · 195 km deep · 22 km away
24. 4.130 km E of Atka, AlaskaMon, May 21, 2:50 AM HADT · 3057 days ago · 190 km deep · 58 km away
25. 4.136 km WNW of Atka, AlaskaMon, May 21, 10:50 PM HADT · 3056 days ago · 212 km deep · 66 km away
26. 2.981 km ESE of Atka, AlaskaTue, May 22, 3:12 PM HADT · 3056 days ago · 18 km deep · 89 km away
27. 1.945 km SSW of Atka, AlaskaWed, May 23, 4:20 PM HADT · 3055 days ago · 45 km deep · 2 km away
28. 3.362 km SW of Atka, AlaskaWed, May 23, 9:31 PM HADT · 3054 days ago · 16 km deep · 29 km away
29. 2.641 km SE of Atka, AlaskaSat, May 26, 8:49 AM HADT · 3052 days ago · 52 km deep · 44 km away
30. 3.562 km SE of Atka, AlaskaSat, May 26, 10:58 AM HADT · 3052 days ago · 24 km deep · 61 km away
31. 4.18 km SE of Atka, AlaskaTue, May 29, 11:42 AM HADT · 3049 days ago · 222 km deep · 43 km away
32. 2.529 km SSW of Atka, AlaskaThu, May 31, 5:44 AM HADT · 3047 days ago · 62 km deep · 21 km away
33. 2.4100 km S of Atka, AlaskaThu, May 31, 9:10 AM HADT · 3047 days ago · 26 km deep · 56 km away
34. 2.059 km ESE of Adak, AlaskaThu, May 31, 9:49 AM HADT · 3047 days ago · 50 km deep · 100 km away
35. 2.220 km SW of Atka, AlaskaFri, Jun 1, 7:47 AM HADT · 3046 days ago · 188 km deep · 31 km away
36. 2.050 km SW of Atka, AlaskaFri, Jun 1, 6:14 PM HADT · 3046 days ago · 58 km deep · 33 km away

Before

1. 1.717 km SW of Atka, AlaskaSat, Mar 31, 8:13 AM HADT · 3108 days ago · 7 km deep · 35 km away
2. 2.333 km SE of Atka, AlaskaFri, Mar 30, 9:38 PM HADT · 3108 days ago · 20 km deep · 38 km away
3. 2.793 km ESE of Atka, AlaskaFri, Mar 30, 8:36 PM HADT · 3108 days ago · 10 km deep · 90 km away
4. 2.715 km NW of Atka, AlaskaFri, Mar 30, 4:03 PM HADT · 3109 days ago · 147 km deep · 57 km away
5. 2.649 km NE of Atka, AlaskaWed, Mar 28, 7:38 PM HADT · 3110 days ago · 207 km deep · 92 km away
6. 2.457 km NNW of Atka, AlaskaWed, Mar 28, 3:07 PM HADT · 3111 days ago · 211 km deep · 99 km away
7. 2.125 km ENE of Atka, AlaskaWed, Mar 28, 12:04 PM HADT · 3111 days ago · 6 km deep · 63 km away
8. 2.183 km ESE of Adak, AlaskaWed, Mar 28, 3:31 AM HADT · 3111 days ago · 45 km deep · 76 km away
9. 1.653 km SSW of Atka, AlaskaTue, Mar 27, 11:04 PM HADT · 3111 days ago · 23 km deep · 9 km away
10. 3.0113 km SE of Atka, AlaskaTue, Mar 27, 5:44 PM HADT · 3112 days ago · 35 km deep · 97 km away
11. 3.0Andreanof Islands, Aleutian Islands, AlaskaSat, Mar 24, 7:10 AM HADT · 3115 days ago · 23 km deep · 49 km away
12. 2.498 km ESE of Adak, AlaskaFri, Mar 23, 5:30 AM HADT · 3116 days ago · 49 km deep · 70 km away
13. 3.766 km ENE of Atka, AlaskaWed, Mar 21, 6:02 AM HADT · 3118 days ago · 137 km deep · 96 km away
14. 1.844 km SE of Atka, AlaskaMon, Mar 19, 11:43 PM HADT · 3119 days ago · 68 km deep · 43 km away
15. 2.318 km SSW of Atka, AlaskaMon, Mar 19, 9:34 PM HADT · 3119 days ago · 72 km deep · 28 km away
16. 1.763 km SSW of Atka, AlaskaMon, Mar 19, 8:32 AM HADT · 3120 days ago · 26 km deep · 26 km away
17. 3.562 km SSW of Atka, AlaskaMon, Mar 19, 4:07 AM HADT · 3120 days ago · 55 km deep · 21 km away
18. 2.178 km SSE of Atka, AlaskaSun, Mar 18, 10:59 PM HADT · 3120 days ago · 16 km deep · 48 km away
19. 2.4103 km S of Atka, AlaskaSat, Mar 17, 11:04 AM HADT · 3122 days ago · 39 km deep · 59 km away
20. 1.957 km SSE of Atka, AlaskaSat, Mar 17, 9:15 AM HADT · 3122 days ago · 34 km deep · 37 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0184bslrto (also filed as ak19213637). Read Sat, Oct 3, 2026, 3:43 PM UTC.