M1.9 earthquake 190 km SW of Adak, Alaska

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Aug 24, 2023, 7:00 AM HADT

UTC

2023-08-24 16:00:40 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

50.475° N, 178.202° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

27

After

1. 1.7194 km WSW of Adak, AlaskaThu, Aug 24, 7:24 AM HADT · 1135 days ago · 17 km deep · 100 km away
2. 2.0138 km SW of Adak, AlaskaSat, Aug 26, 4:19 AM HADT · 1133 days ago · 26 km deep · 52 km away
3. 1.8110 km SW of Adak, AlaskaSat, Aug 26, 11:16 PM HADT · 1132 days ago · 26 km deep · 88 km away
4. 3.0100 km SW of Adak, AlaskaSat, Aug 26, 11:33 PM HADT · 1132 days ago · 35 km deep · 93 km away
5. 2.2166 km WSW of Adak, AlaskaMon, Aug 28, 2:05 AM HADT · 1131 days ago · 19 km deep · 82 km away
6. 2.5138 km WSW of Adak, AlaskaWed, Aug 30, 8:18 AM HADT · 1129 days ago · 35 km deep · 91 km away
7. 4.7Andreanof Islands, Aleutian Islands, AlaskaWed, Aug 30, 10:13 PM HADT · 1128 days ago · 49 km deep · 92 km away
8. 3.0152 km WSW of Adak, AlaskaWed, Aug 30, 10:28 PM HADT · 1128 days ago · 35 km deep · 77 km away
9. 2.3175 km WSW of Adak, AlaskaThu, Aug 31, 3:20 AM HADT · 1128 days ago · 22 km deep · 91 km away
10. 2.2147 km WSW of Adak, AlaskaThu, Aug 31, 4:48 AM HADT · 1128 days ago · 32 km deep · 87 km away
11. 2.2110 km SW of Adak, AlaskaThu, Aug 31, 7:13 AM HADT · 1128 days ago · 32 km deep · 86 km away
12. 2.3157 km WSW of Adak, AlaskaThu, Aug 31, 2:21 PM HADT · 1128 days ago · 35 km deep · 77 km away
13. 2.0141 km WSW of Adak, AlaskaThu, Aug 31, 10:02 PM HADT · 1127 days ago · 25 km deep · 90 km away
14. 2.7148 km WSW of Adak, AlaskaFri, Sep 1, 4:00 PM HADT · 1127 days ago · 32 km deep · 81 km away
15. 1.9171 km WSW of Adak, AlaskaFri, Sep 1, 4:38 PM HADT · 1127 days ago · 13 km deep · 87 km away
16. 2.5141 km SW of Adak, AlaskaSat, Sep 2, 12:50 AM HADT · 1126 days ago · 35 km deep · 78 km away
17. 2.2169 km WSW of Adak, AlaskaSun, Sep 3, 8:37 AM HADT · 1125 days ago · 26 km deep · 86 km away
18. 2.8204 km WSW of Adak, AlaskaMon, Sep 4, 11:19 PM HADT · 1123 days ago · 35 km deep · 94 km away
19. 1.6139 km WSW of Adak, AlaskaTue, Sep 5, 12:33 PM HADT · 1123 days ago · 24 km deep · 90 km away
20. 3.9130 km WSW of Adak, AlaskaTue, Sep 5, 10:04 PM HADT · 1122 days ago · 36 km deep · 89 km away
21. 1.5103 km SW of Adak, AlaskaWed, Sep 6, 4:36 AM HADT · 1122 days ago · 20 km deep · 87 km away
22. 1.9136 km WSW of Adak, AlaskaThu, Sep 7, 6:09 PM HADT · 1121 days ago · 23 km deep · 83 km away
23. 3.0214 km WSW of Adak, AlaskaSat, Sep 9, 11:28 AM HADT · 1119 days ago · 10 km deep · 90 km away
24. 3.1264 km SW of Adak, AlaskaSat, Sep 9, 9:16 AM GMT-12 · 1119 days ago · 10 km deep · 74 km away
25. 1.9145 km WSW of Adak, AlaskaSun, Sep 10, 5:44 AM HADT · 1118 days ago · 25 km deep · 94 km away
26. 1.7145 km WSW of Adak, AlaskaSun, Sep 10, 4:51 PM HADT · 1118 days ago · 23 km deep · 92 km away
27. 2.0155 km WSW of Adak, AlaskaSun, Sep 10, 5:39 PM HADT · 1118 days ago · 25 km deep · 99 km away
28. 2.8185 km WSW of Adak, AlaskaSun, Sep 10, 7:37 PM HADT · 1118 days ago · 35 km deep · 92 km away
29. 2.6112 km SW of Adak, AlaskaSun, Sep 10, 8:43 PM HADT · 1117 days ago · 35 km deep · 82 km away
30. 2.1Andreanof Islands, Aleutian Islands, AlaskaSun, Sep 10, 10:01 PM HADT · 1117 days ago · 8 km deep · 93 km away
31. 2.9144 km SW of Adak, AlaskaTue, Sep 12, 1:09 PM HADT · 1116 days ago · 35 km deep · 63 km away
32. 1.7120 km SW of Adak, AlaskaWed, Sep 13, 1:22 AM HADT · 1115 days ago · 23 km deep · 89 km away
33. 2.5157 km WSW of Adak, AlaskaThu, Sep 14, 6:48 PM HADT · 1114 days ago · 10 km deep · 91 km away
34. 2.4163 km SW of Adak, AlaskaSun, Sep 17, 5:23 PM HADT · 1111 days ago · 13 km deep · 43 km away
35. 2.7131 km SW of Adak, AlaskaTue, Sep 19, 1:14 AM HADT · 1109 days ago · 35 km deep · 61 km away
36. 2.6128 km WSW of Adak, AlaskaTue, Sep 19, 7:28 PM HADT · 1109 days ago · 35 km deep · 90 km away
37. 2.7Andreanof Islands, Aleutian Islands, AlaskaWed, Sep 20, 8:05 AM HADT · 1108 days ago · 35 km deep · 80 km away
38. 1.996 km SW of Adak, AlaskaWed, Sep 20, 3:42 PM HADT · 1108 days ago · 23 km deep · 96 km away
39. 2.8Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 21, 8:32 PM HADT · 1106 days ago · 26 km deep · 84 km away
40. 1.8151 km WSW of Adak, AlaskaFri, Sep 22, 3:17 PM HADT · 1106 days ago · 26 km deep · 81 km away
41. 2.0Andreanof Islands, Aleutian Islands, AlaskaFri, Sep 22, 4:11 PM HADT · 1106 days ago · 26 km deep · 78 km away
42. 1.8116 km SW of Adak, AlaskaTue, Sep 26, 8:46 PM HADT · 1101 days ago · 13 km deep · 90 km away
43. 2.7134 km SW of Adak, AlaskaFri, Sep 29, 6:55 AM HADT · 1099 days ago · 35 km deep · 81 km away
44. 1.9129 km WSW of Adak, AlaskaSat, Sep 30, 6:25 PM HADT · 1098 days ago · 26 km deep · 91 km away
45. 1.8101 km SW of Adak, AlaskaSun, Oct 1, 1:44 PM HADT · 1097 days ago · 43 km deep · 97 km away
46. 1.699 km SW of Adak, AlaskaMon, Oct 2, 5:53 AM HADT · 1096 days ago · 25 km deep · 94 km away
47. 1.898 km SW of Adak, AlaskaMon, Oct 2, 6:07 AM HADT · 1096 days ago · 22 km deep · 94 km away
48. 2.1129 km SW of Adak, AlaskaMon, Oct 2, 8:55 AM HADT · 1096 days ago · 26 km deep · 77 km away
49. 2.5113 km WSW of Adak, AlaskaMon, Oct 2, 3:51 PM HADT · 1096 days ago · 35 km deep · 97 km away
50. 2.0143 km WSW of Adak, AlaskaThu, Oct 5, 3:45 AM HADT · 1093 days ago · 29 km deep · 96 km away
51. 1.9139 km WSW of Adak, AlaskaThu, Oct 5, 6:52 AM HADT · 1093 days ago · 23 km deep · 90 km away
52. 2.6127 km WSW of Adak, AlaskaThu, Oct 5, 11:33 AM HADT · 1093 days ago · 33 km deep · 99 km away
53. 2.0138 km SW of Adak, AlaskaMon, Oct 9, 8:42 AM HADT · 1089 days ago · 21 km deep · 69 km away
54. 1.8119 km SW of Adak, AlaskaTue, Oct 10, 12:30 AM HADT · 1088 days ago · 26 km deep · 88 km away
55. 2.7103 km SW of Adak, AlaskaWed, Oct 11, 11:04 PM HADT · 1086 days ago · 35 km deep · 93 km away
56. 3.5107 km SW of Adak, AlaskaThu, Oct 12, 2:31 PM HADT · 1086 days ago · 43 km deep · 89 km away
57. 3.5156 km WSW of Adak, AlaskaThu, Oct 12, 8:22 PM HADT · 1086 days ago · 24 km deep · 76 km away
58. 3.4150 km WSW of Adak, AlaskaFri, Oct 13, 8:23 AM HADT · 1085 days ago · 28 km deep · 81 km away
59. 3.1146 km WSW of Adak, AlaskaFri, Oct 13, 10:50 PM HADT · 1084 days ago · 35 km deep · 86 km away
60. 2.7130 km SW of Adak, AlaskaSat, Oct 14, 8:00 AM HADT · 1084 days ago · 35 km deep · 80 km away

The first 60 of 68.

Before

1. 3.4108 km SW of Adak, AlaskaWed, Aug 23, 12:56 AM HADT · 1136 days ago · 35 km deep · 90 km away
2. 1.6156 km WSW of Adak, AlaskaTue, Aug 22, 7:15 PM HADT · 1137 days ago · 25 km deep · 83 km away
3. 2.0Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 20, 6:24 PM HADT · 1139 days ago · 23 km deep · 91 km away
4. 2.1138 km WSW of Adak, AlaskaSun, Aug 20, 7:17 AM HADT · 1139 days ago · 23 km deep · 81 km away
5. 4.0173 km SSW of Adak, AlaskaSun, Aug 20, 5:26 AM HADT · 1139 days ago · 10 km deep · 70 km away
6. 2.4244 km SSW of Adak, AlaskaSat, Aug 19, 12:41 PM HADT · 1140 days ago · 10 km deep · 61 km away
7. 2.1195 km SSW of Adak, AlaskaFri, Aug 18, 11:55 PM HADT · 1140 days ago · 1 km deep · 32 km away
8. 1.7118 km WSW of Adak, AlaskaFri, Aug 18, 6:24 AM HADT · 1141 days ago · 31 km deep · 100 km away
9. 1.7186 km WSW of Adak, AlaskaWed, Aug 16, 11:30 AM HADT · 1143 days ago · 25 km deep · 96 km away
10. 1.5119 km SW of Adak, AlaskaWed, Aug 16, 8:01 AM HADT · 1143 days ago · 25 km deep · 82 km away
11. 1.9141 km SW of Adak, AlaskaWed, Aug 16, 12:22 AM HADT · 1143 days ago · 11 km deep · 61 km away
12. 2.9142 km SW of Adak, AlaskaTue, Aug 15, 12:36 PM HADT · 1144 days ago · 17 km deep · 57 km away
13. 1.6139 km SW of Adak, AlaskaTue, Aug 15, 9:50 AM HADT · 1144 days ago · 17 km deep · 56 km away
14. 1.6143 km SW of Adak, AlaskaTue, Aug 15, 8:44 AM HADT · 1144 days ago · 5 km deep · 48 km away
15. 2.0143 km SW of Adak, AlaskaTue, Aug 15, 8:23 AM HADT · 1144 days ago · 17 km deep · 57 km away
16. 1.7Andreanof Islands, Aleutian Islands, AlaskaTue, Aug 15, 8:19 AM HADT · 1144 days ago · 25 km deep · 42 km away
17. 1.7144 km SW of Adak, AlaskaTue, Aug 15, 8:11 AM HADT · 1144 days ago · 18 km deep · 56 km away
18. 2.9141 km SW of Adak, AlaskaTue, Aug 15, 8:01 AM HADT · 1144 days ago · 26 km deep · 66 km away
19. 1.9133 km SW of Adak, AlaskaTue, Aug 15, 7:32 AM HADT · 1144 days ago · 26 km deep · 67 km away
20. 4.7149 km SW of Adak, AlaskaTue, Aug 15, 7:20 AM HADT · 1144 days ago · 10 km deep · 47 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak023aukcxee. Read Fri, Oct 2, 2026, 4:59 PM UTC.