M1.9 earthquake 232 km W of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Mar 28, 2018, 8:59 AM HADT

UTC

2018-03-28 17:59:06 UTC

Depth

69.3 km (43.1 mi), shallow

Epicenter

51.522° N, 179.943° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

14

After

1. 1.7187 km WSW of Adak, AlaskaWed, Mar 28, 8:57 PM HADT · 3109 days ago · 23 km deep · 55 km away
2. 3.8220 km W of Adak, AlaskaWed, Mar 28, 10:51 PM HADT · 3109 days ago · 177 km deep · 47 km away
3. 2.7230 km W of Adak, AlaskaThu, Mar 29, 4:45 AM HADT · 3109 days ago · 196 km deep · 62 km away
4. 3.6Rat Islands, Aleutian Islands, AlaskaFri, Mar 30, 9:46 PM GMT+12 · 3108 days ago · 73 km deep · 83 km away
5. 2.3245 km WSW of Adak, AlaskaFri, Mar 30, 10:55 PM GMT+12 · 3108 days ago · 48 km deep · 18 km away
6. 2.8187 km W of Adak, AlaskaFri, Mar 30, 9:19 PM HADT · 3107 days ago · 217 km deep · 65 km away
7. 2.2208 km WSW of Adak, AlaskaSat, Mar 31, 7:18 AM HADT · 3106 days ago · 55 km deep · 27 km away
8. 1.5158 km WSW of Adak, AlaskaSat, Mar 31, 8:39 AM HADT · 3106 days ago · 18 km deep · 74 km away
9. 3.2245 km W of Adak, AlaskaSun, Apr 1, 9:03 PM GMT+12 · 3106 days ago · 19 km deep · 15 km away
10. 2.3277 km WSW of Adak, AlaskaMon, Apr 2, 7:48 PM GMT+12 · 3105 days ago · 49 km deep · 47 km away
11. 2.2210 km WSW of Adak, AlaskaWed, Apr 4, 10:53 PM HADT · 3102 days ago · 9 km deep · 37 km away
12. 2.2213 km W of Adak, AlaskaThu, Apr 5, 3:52 AM HADT · 3102 days ago · 86 km deep · 27 km away
13. 2.2258 km W of Adak, AlaskaFri, Apr 6, 7:12 AM GMT+12 · 3101 days ago · 74 km deep · 32 km away
14. 1.7151 km WSW of Adak, AlaskaThu, Apr 5, 3:09 PM HADT · 3101 days ago · 17 km deep · 83 km away
15. 2.4Rat Islands, Aleutian Islands, AlaskaFri, Apr 6, 4:53 PM GMT+12 · 3101 days ago · 65 km deep · 75 km away
16. 2.2198 km WSW of Adak, AlaskaFri, Apr 6, 7:27 PM HADT · 3100 days ago · 26 km deep · 46 km away
17. 1.6166 km W of Adak, AlaskaFri, Apr 6, 8:39 PM HADT · 3100 days ago · 10 km deep · 68 km away
18. 3.2145 km WSW of Adak, AlaskaSat, Apr 7, 4:40 AM HADT · 3100 days ago · 80 km deep · 90 km away
19. 2.5262 km W of Adak, AlaskaSun, Apr 8, 5:03 AM GMT+12 · 3099 days ago · 85 km deep · 39 km away
20. 2.5147 km WSW of Adak, AlaskaSat, Apr 7, 4:02 PM HADT · 3099 days ago · 69 km deep · 87 km away
21. 3.0209 km WSW of Adak, AlaskaSun, Apr 15, 3:26 PM HADT · 3091 days ago · 15 km deep · 43 km away
22. 3.0244 km WSW of Adak, AlaskaWed, Apr 18, 4:26 AM GMT-12 · 3088 days ago · 7 km deep · 57 km away
23. 4.4272 km WSW of Adak, AlaskaThu, Apr 19, 5:13 AM GMT+12 · 3088 days ago · 10 km deep · 90 km away
24. 4.0253 km WSW of Adak, AlaskaWed, Apr 18, 5:15 AM GMT-12 · 3088 days ago · 10 km deep · 70 km away
25. 2.6248 km WSW of Adak, AlaskaWed, Apr 18, 5:21 AM GMT-12 · 3088 days ago · 12 km deep · 65 km away
26. 4.2265 km WSW of Adak, AlaskaThu, Apr 19, 5:24 AM GMT+12 · 3088 days ago · 10 km deep · 83 km away
27. 2.6238 km WSW of Adak, AlaskaWed, Apr 18, 5:27 AM GMT-12 · 3088 days ago · 10 km deep · 64 km away
28. 2.7239 km WSW of Adak, AlaskaWed, Apr 18, 5:39 AM GMT-12 · 3088 days ago · 11 km deep · 65 km away
29. 3.7234 km WSW of Adak, AlaskaWed, Apr 18, 8:48 AM HADT · 3088 days ago · 8 km deep · 53 km away
30. 3.8234 km WSW of Adak, AlaskaWed, Apr 18, 9:52 AM HADT · 3088 days ago · 6 km deep · 59 km away
31. 2.3Rat Islands, Aleutian Islands, AlaskaThu, Apr 19, 1:41 PM GMT+12 · 3088 days ago · 38 km deep · 87 km away
32. 3.0168 km W of Adak, AlaskaWed, Apr 18, 8:51 PM HADT · 3088 days ago · 71 km deep · 64 km away
33. 2.6241 km W of Adak, AlaskaSat, Apr 21, 10:23 PM GMT+12 · 3086 days ago · 7 km deep · 10 km away
34. 2.3229 km WSW of Adak, AlaskaSat, Apr 21, 11:44 PM HADT · 3085 days ago · 58 km deep · 5 km away
35. 2.2Rat Islands, Aleutian Islands, AlaskaMon, Apr 23, 7:28 AM GMT+12 · 3084 days ago · 63 km deep · 80 km away
36. 3.1Rat Islands, Aleutian Islands, AlaskaWed, Apr 25, 10:29 PM GMT+12 · 3082 days ago · 74 km deep · 94 km away
37. 2.4243 km WSW of Adak, AlaskaThu, Apr 26, 5:51 PM GMT+12 · 3081 days ago · 52 km deep · 19 km away
38. 2.0142 km W of Adak, AlaskaThu, Apr 26, 5:23 AM HADT · 3081 days ago · 10 km deep · 89 km away
39. 4.1232 km WSW of Adak, AlaskaThu, Apr 26, 7:18 AM HADT · 3080 days ago · 10 km deep · 77 km away
40. 2.3184 km WSW of Adak, AlaskaSat, Apr 28, 11:36 AM HADT · 3078 days ago · 6 km deep · 68 km away
41. 2.8225 km WSW of Adak, AlaskaSun, Apr 29, 12:06 AM HADT · 3078 days ago · 65 km deep · 15 km away
42. 1.9Rat Islands, Aleutian Islands, AlaskaThu, May 3, 6:25 AM GMT+12 · 3074 days ago · 13 km deep · 96 km away
43. 1.7Rat Islands, Aleutian Islands, AlaskaThu, May 3, 3:08 PM GMT+12 · 3074 days ago · 7 km deep · 99 km away
44. 2.8177 km WSW of Adak, AlaskaThu, May 3, 3:33 AM HADT · 3074 days ago · 22 km deep · 68 km away
45. 4.5208 km W of Adak, AlaskaThu, May 3, 9:51 AM HADT · 3073 days ago · 80 km deep · 42 km away
46. 2.4Rat Islands, Aleutian Islands, AlaskaFri, May 4, 1:28 PM GMT+12 · 3073 days ago · 7 km deep · 96 km away
47. 3.6156 km WSW of Adak, AlaskaSun, May 6, 4:17 AM HADT · 3071 days ago · 35 km deep · 92 km away
48. 2.7168 km W of Adak, AlaskaFri, May 11, 1:02 PM HADT · 3065 days ago · 7 km deep · 64 km away
49. 2.0292 km WSW of Adak, AlaskaMon, May 14, 6:00 AM GMT+12 · 3063 days ago · 53 km deep · 61 km away
50. 2.5299 km WSW of Adak, AlaskaMon, May 14, 10:39 PM GMT+12 · 3063 days ago · 30 km deep · 74 km away
51. 2.5250 km W of Adak, AlaskaTue, May 15, 3:34 PM GMT+12 · 3062 days ago · 73 km deep · 22 km away
52. 1.6Rat Islands, Aleutian Islands, AlaskaWed, May 16, 7:45 AM GMT+12 · 3061 days ago · 14 km deep · 82 km away
53. 1.8241 km WSW of Adak, AlaskaWed, May 16, 11:26 AM GMT+12 · 3061 days ago · 16 km deep · 9 km away
54. 2.6257 km WSW of Adak, AlaskaWed, May 16, 3:29 PM GMT+12 · 3061 days ago · 32 km deep · 27 km away
55. 2.5198 km WSW of Adak, AlaskaTue, May 15, 8:54 PM HADT · 3061 days ago · 63 km deep · 47 km away
56. 1.9238 km WSW of Adak, AlaskaWed, May 16, 3:21 AM GMT-12 · 3060 days ago · 13 km deep · 15 km away
57. 4.0210 km W of Adak, AlaskaWed, May 16, 8:47 AM HADT · 3060 days ago · 118 km deep · 52 km away
58. 2.4Rat Islands, Aleutian Islands, AlaskaThu, May 17, 11:23 AM GMT+12 · 3060 days ago · 54 km deep · 73 km away
59. 2.3252 km WSW of Adak, AlaskaFri, May 18, 8:16 PM GMT+12 · 3059 days ago · 9 km deep · 45 km away
60. 1.8278 km WSW of Adak, AlaskaFri, May 18, 9:41 PM GMT+12 · 3059 days ago · 32 km deep · 46 km away

The first 60 of 69.

Before

1. 1.7132 km W of Adak, AlaskaTue, Mar 27, 3:03 PM HADT · 3110 days ago · 13 km deep · 100 km away
2. 2.3190 km WSW of Adak, AlaskaTue, Mar 27, 1:03 PM HADT · 3110 days ago · 12 km deep · 70 km away
3. 3.9180 km WSW of Adak, AlaskaTue, Mar 27, 10:37 AM HADT · 3110 days ago · 40 km deep · 69 km away
4. 2.9256 km WSW of Adak, AlaskaFri, Mar 23, 9:39 PM GMT+12 · 3115 days ago · 47 km deep · 40 km away
5. 3.9251 km WSW of Adak, AlaskaFri, Mar 23, 7:12 PM GMT+12 · 3115 days ago · 59 km deep · 27 km away
6. 4.0Rat Islands, Aleutian Islands, AlaskaThu, Mar 22, 3:44 PM GMT+12 · 3116 days ago · 72 km deep · 91 km away
7. 1.8174 km W of Adak, AlaskaTue, Mar 20, 4:29 AM HADT · 3118 days ago · 10 km deep · 60 km away
8. 2.4221 km W of Adak, AlaskaSun, Mar 18, 9:14 PM HADT · 3119 days ago · 66 km deep · 10 km away
9. 2.4Andreanof Islands, Aleutian Islands, AlaskaSat, Mar 17, 6:12 PM HADT · 3120 days ago · 27 km deep · 55 km away
10. 2.0134 km W of Adak, AlaskaSat, Mar 17, 11:59 AM HADT · 3120 days ago · 15 km deep · 97 km away
11. 3.2Rat Islands, Aleutian Islands, AlaskaSat, Mar 17, 1:57 AM GMT+12 · 3122 days ago · 106 km deep · 95 km away
12. 3.5131 km W of Adak, AlaskaFri, Mar 16, 4:38 AM HADT · 3122 days ago · 19 km deep · 100 km away
13. 2.3227 km W of Adak, AlaskaThu, Mar 15, 2:53 PM HADT · 3122 days ago · 86 km deep · 23 km away
14. 1.9270 km WSW of Adak, AlaskaThu, Mar 15, 11:49 PM GMT+12 · 3123 days ago · 51 km deep · 38 km away
15. 2.8287 km WSW of Adak, AlaskaThu, Mar 15, 8:24 AM GMT+12 · 3123 days ago · 31 km deep · 68 km away
16. 1.8Rat Islands, Aleutian Islands, AlaskaWed, Mar 14, 11:06 PM GMT+12 · 3124 days ago · 34 km deep · 86 km away
17. 2.4242 km WSW of Adak, AlaskaTue, Mar 13, 5:22 PM GMT-12 · 3124 days ago · 7 km deep · 54 km away
18. 3.7Rat Islands, Aleutian Islands, AlaskaWed, Mar 14, 12:36 PM GMT+12 · 3124 days ago · 40 km deep · 92 km away
19. 2.1290 km W of Adak, AlaskaWed, Mar 14, 4:25 AM GMT+12 · 3124 days ago · 76 km deep · 66 km away
20. 2.7195 km WSW of Adak, AlaskaTue, Mar 13, 3:05 AM HADT · 3125 days ago · 22 km deep · 76 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak018406880a (also filed as ak18804294). Read Fri, Oct 2, 2026, 2:43 AM UTC.