M1.7 earthquake 238 km W of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Tue, Aug 29, 2023, 6:24 AM HADT

UTC

2023-08-29 15:24:20 UTC

Depth

9.2 km (5.7 mi), shallow

Epicenter

51.711° N, 179.925° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.9 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.17

Depth from

From location

Station coverage gap

345°, poorly surrounded by stations

Stations used

4

After

1. 2.1244 km WSW of Adak, AlaskaWed, Aug 30, 6:58 AM GMT+12 · 1130 days ago · 11 km deep · 35 km away
2. 1.9187 km W of Adak, AlaskaThu, Aug 31, 11:56 AM HADT · 1127 days ago · 80 km deep · 50 km away
3. 2.5265 km W of Adak, AlaskaFri, Sep 1, 4:20 PM GMT+12 · 1127 days ago · 67 km deep · 31 km away
4. 2.5Rat Islands, Aleutian Islands, AlaskaSat, Sep 2, 3:22 PM GMT+12 · 1126 days ago · 75 km deep · 85 km away
5. 2.3Rat Islands, Aleutian Islands, AlaskaSat, Sep 2, 3:23 PM GMT+12 · 1126 days ago · 71 km deep · 80 km away
6. 2.2240 km WSW of Adak, AlaskaSat, Sep 2, 9:59 PM GMT-12 · 1125 days ago · 13 km deep · 75 km away
7. 2.2209 km W of Adak, AlaskaSun, Sep 3, 1:51 AM HADT · 1125 days ago · 73 km deep · 29 km away
8. 2.8172 km W of Adak, AlaskaSun, Sep 3, 9:06 AM HADT · 1125 days ago · 172 km deep · 72 km away
9. 2.1208 km W of Adak, AlaskaSun, Sep 3, 5:25 PM HADT · 1124 days ago · 63 km deep · 34 km away
10. 1.9239 km WSW of Adak, AlaskaSun, Sep 3, 9:05 PM GMT-12 · 1124 days ago · 13 km deep · 62 km away
11. 1.7Rat Islands, Aleutian Islands, AlaskaMon, Sep 4, 9:58 PM GMT+12 · 1124 days ago · 35 km deep · 83 km away
12. 2.9Rat Islands, Aleutian Islands, AlaskaTue, Sep 5, 2:42 AM GMT+12 · 1124 days ago · 59 km deep · 78 km away
13. 2.1209 km WSW of Adak, AlaskaMon, Sep 4, 10:33 AM HADT · 1123 days ago · 16 km deep · 58 km away
14. 3.0214 km W of Adak, AlaskaMon, Sep 4, 2:12 PM HADT · 1123 days ago · 106 km deep · 24 km away
15. 2.8204 km WSW of Adak, AlaskaMon, Sep 4, 11:19 PM HADT · 1123 days ago · 35 km deep · 97 km away
16. 2.0284 km W of Adak, AlaskaWed, Sep 6, 5:26 AM GMT+12 · 1123 days ago · 18 km deep · 47 km away
17. 1.8211 km W of Adak, AlaskaTue, Sep 5, 8:10 PM HADT · 1122 days ago · 64 km deep · 33 km away
18. 1.9Rat Islands, Aleutian Islands, AlaskaWed, Sep 6, 5:18 PM GMT+12 · 1122 days ago · 26 km deep · 98 km away
19. 2.0238 km WSW of Adak, AlaskaTue, Sep 5, 6:26 PM GMT-12 · 1122 days ago · 54 km deep · 36 km away
20. 1.8155 km WSW of Adak, AlaskaTue, Sep 5, 10:29 PM HADT · 1122 days ago · 39 km deep · 96 km away
21. 1.5234 km W of Adak, AlaskaTue, Sep 5, 11:01 PM HADT · 1122 days ago · 23 km deep · 6 km away
22. 1.9185 km WSW of Adak, AlaskaWed, Sep 6, 12:45 AM HADT · 1122 days ago · 22 km deep · 72 km away
23. 1.6175 km WSW of Adak, AlaskaThu, Sep 7, 12:06 AM HADT · 1121 days ago · 17 km deep · 87 km away
24. 1.5211 km W of Adak, AlaskaThu, Sep 7, 1:44 AM HADT · 1121 days ago · 13 km deep · 28 km away
25. 1.5Andreanof Islands, Aleutian Islands, AlaskaThu, Sep 7, 5:28 AM HADT · 1121 days ago · 12 km deep · 91 km away
26. 3.2220 km W of Adak, AlaskaSat, Sep 9, 12:55 AM HADT · 1119 days ago · 242 km deep · 62 km away
27. 2.0231 km W of Adak, AlaskaSat, Sep 9, 7:24 AM HADT · 1119 days ago · 19 km deep · 9 km away
28. 3.2250 km WSW of Adak, AlaskaSun, Sep 10, 8:23 AM GMT+12 · 1118 days ago · 59 km deep · 30 km away
29. 2.7194 km W of Adak, AlaskaSat, Sep 9, 3:59 PM HADT · 1118 days ago · 100 km deep · 43 km away
30. 4.0201 km WSW of Adak, AlaskaSat, Sep 9, 5:23 PM HADT · 1118 days ago · 46 km deep · 86 km away
31. 1.9247 km W of Adak, AlaskaMon, Sep 11, 5:54 AM GMT+12 · 1118 days ago · 59 km deep · 17 km away
32. 2.0195 km W of Adak, AlaskaSun, Sep 10, 2:24 PM HADT · 1117 days ago · 83 km deep · 43 km away
33. 2.8185 km WSW of Adak, AlaskaSun, Sep 10, 7:37 PM HADT · 1117 days ago · 35 km deep · 98 km away
34. 2.1275 km W of Adak, AlaskaMon, Sep 11, 10:08 PM GMT+12 · 1117 days ago · 76 km deep · 37 km away
35. 1.8200 km WSW of Adak, AlaskaMon, Sep 11, 5:24 AM HADT · 1117 days ago · 26 km deep · 62 km away
36. 2.2287 km W of Adak, AlaskaTue, Sep 12, 2:37 AM GMT+12 · 1117 days ago · 63 km deep · 52 km away
37. 1.9239 km W of Adak, AlaskaTue, Sep 12, 9:00 AM GMT+12 · 1116 days ago · 13 km deep · 2 km away
38. 2.0200 km W of Adak, AlaskaMon, Sep 11, 10:15 PM HADT · 1116 days ago · 88 km deep · 38 km away
39. 2.7227 km W of Adak, AlaskaTue, Sep 12, 8:26 AM HADT · 1116 days ago · 80 km deep · 14 km away
40. 2.5Rat Islands, Aleutian Islands, AlaskaThu, Sep 14, 1:00 AM GMT+12 · 1115 days ago · 66 km deep · 64 km away
41. 2.0235 km WSW of Adak, AlaskaWed, Sep 13, 4:08 AM HADT · 1115 days ago · 13 km deep · 81 km away
42. 2.0237 km WSW of Adak, AlaskaWed, Sep 13, 4:12 AM HADT · 1115 days ago · 12 km deep · 83 km away
43. 2.0236 km WSW of Adak, AlaskaWed, Sep 13, 4:15 AM HADT · 1115 days ago · 14 km deep · 80 km away
44. 2.0Andreanof Islands, Aleutian Islands, AlaskaWed, Sep 13, 4:18 AM HADT · 1115 days ago · 13 km deep · 84 km away
45. 3.6283 km WSW of Adak, AlaskaFri, Sep 15, 5:47 AM GMT+12 · 1114 days ago · 35 km deep · 54 km away
46. 2.6Rat Islands, Aleutian Islands, AlaskaFri, Sep 15, 8:38 AM GMT+12 · 1113 days ago · 85 km deep · 88 km away
47. 3.8209 km WSW of Adak, AlaskaThu, Sep 14, 1:55 PM HADT · 1113 days ago · 51 km deep · 66 km away
48. 2.3236 km WSW of Adak, AlaskaThu, Sep 14, 5:12 PM HADT · 1113 days ago · 13 km deep · 82 km away
49. 1.9257 km WSW of Adak, AlaskaSat, Sep 16, 6:56 AM GMT+12 · 1113 days ago · 34 km deep · 49 km away
50. 2.1194 km W of Adak, AlaskaFri, Sep 15, 11:34 AM HADT · 1112 days ago · 75 km deep · 46 km away
51. 2.2190 km WSW of Adak, AlaskaSat, Sep 16, 5:48 AM HADT · 1112 days ago · 13 km deep · 84 km away
52. 2.7Rat Islands, Aleutian Islands, AlaskaSun, Sep 17, 12:45 PM GMT+12 · 1111 days ago · 34 km deep · 70 km away
53. 2.0Rat Islands, Aleutian Islands, AlaskaSun, Sep 17, 3:05 PM GMT+12 · 1111 days ago · 66 km deep · 82 km away
54. 2.0237 km WSW of Adak, AlaskaSat, Sep 16, 8:36 PM HADT · 1111 days ago · 14 km deep · 85 km away
55. 2.5Andreanof Islands, Aleutian Islands, AlaskaSat, Sep 16, 8:46 PM HADT · 1111 days ago · 14 km deep · 83 km away
56. 2.8Andreanof Islands, Aleutian Islands, AlaskaSat, Sep 16, 11:59 PM HADT · 1111 days ago · 119 km deep · 63 km away
57. 2.8233 km WSW of Adak, AlaskaMon, Sep 18, 2:21 AM HADT · 1110 days ago · 66 km deep · 31 km away
58. 3.1209 km WSW of Adak, AlaskaMon, Sep 18, 9:41 AM HADT · 1110 days ago · 35 km deep · 56 km away
59. 2.1Andreanof Islands, Aleutian Islands, AlaskaMon, Sep 18, 9:06 PM HADT · 1109 days ago · 21 km deep · 87 km away
60. 1.7213 km W of Adak, AlaskaMon, Sep 18, 9:59 PM HADT · 1109 days ago · 13 km deep · 25 km away

The first 60 of 158.

Before

1. 2.0284 km W of Adak, AlaskaTue, Aug 29, 1:42 PM GMT+12 · 1130 days ago · 59 km deep · 48 km away
2. 2.4200 km WSW of Adak, AlaskaMon, Aug 28, 3:40 PM HADT · 1130 days ago · 53 km deep · 58 km away
3. 3.2Rat Islands, Aleutian Islands, AlaskaTue, Aug 29, 3:54 AM GMT+12 · 1131 days ago · 111 km deep · 92 km away
4. 2.3200 km W of Adak, AlaskaMon, Aug 28, 5:52 AM HADT · 1131 days ago · 75 km deep · 39 km away
5. 2.7213 km W of Adak, AlaskaMon, Aug 28, 2:11 AM HADT · 1131 days ago · 98 km deep · 25 km away
6. 2.0222 km W of Adak, AlaskaSun, Aug 27, 9:26 AM HADT · 1132 days ago · 97 km deep · 18 km away
7. 1.8209 km W of Adak, AlaskaSun, Aug 27, 8:33 AM HADT · 1132 days ago · 67 km deep · 31 km away
8. 2.1234 km WSW of Adak, AlaskaSun, Aug 27, 3:09 AM HADT · 1132 days ago · 7 km deep · 27 km away
9. 1.6232 km WSW of Adak, AlaskaSun, Aug 27, 2:54 AM HADT · 1132 days ago · 26 km deep · 75 km away
10. 2.0235 km WSW of Adak, AlaskaSat, Aug 26, 10:52 PM HADT · 1132 days ago · 16 km deep · 74 km away
11. 2.1227 km WSW of Adak, AlaskaSat, Aug 26, 10:45 PM HADT · 1132 days ago · 13 km deep · 69 km away
12. 1.9268 km W of Adak, AlaskaSun, Aug 27, 4:16 PM GMT+12 · 1132 days ago · 72 km deep · 31 km away
13. 1.6275 km W of Adak, AlaskaSun, Aug 27, 3:01 AM GMT+12 · 1133 days ago · 51 km deep · 43 km away
14. 1.9235 km W of Adak, AlaskaFri, Aug 25, 12:03 PM HADT · 1133 days ago · 22 km deep · 7 km away
15. 1.6176 km WSW of Adak, AlaskaThu, Aug 24, 8:35 AM HADT · 1135 days ago · 24 km deep · 75 km away
16. 1.7194 km WSW of Adak, AlaskaThu, Aug 24, 7:24 AM HADT · 1135 days ago · 17 km deep · 90 km away
17. 1.5170 km WSW of Adak, AlaskaThu, Aug 24, 2:15 AM HADT · 1135 days ago · 29 km deep · 88 km away
18. 3.0Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 24, 12:10 AM HADT · 1135 days ago · 35 km deep · 66 km away
19. 1.9Rat Islands, Aleutian Islands, AlaskaThu, Aug 24, 7:28 PM GMT+12 · 1135 days ago · 18 km deep · 98 km away
20. 1.5257 km W of Adak, AlaskaThu, Aug 24, 1:36 PM GMT+12 · 1135 days ago · 4 km deep · 32 km away

From the USGS Earthquake Hazards Program and its partner networks, event av91114253. Read Fri, Oct 2, 2026, 6:45 AM UTC.