M1.6 earthquake 280 km WSW of Adak, Alaska

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Sep 27, 2017, 2:29 PM GMT+12

UTC

2017-09-27 02:29:31 UTC

Depth

27.7 km (17.2 mi), shallow

Epicenter

51.430° N, 179.383° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

11

After

1. 2.0209 km W of Adak, AlaskaTue, Sep 26, 9:05 PM HADT · 3292 days ago · 71 km deep · 71 km away
2. 2.5278 km WSW of Adak, AlaskaThu, Sep 28, 1:12 AM GMT+12 · 3292 days ago · 42 km deep · 9 km away
3. 3.0240 km WSW of Adak, AlaskaWed, Sep 27, 7:31 AM GMT-12 · 3292 days ago · 14 km deep · 71 km away
4. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Sep 28, 1:27 PM GMT+12 · 3291 days ago · 53 km deep · 67 km away
5. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Sep 28, 4:13 PM GMT+12 · 3291 days ago · 14 km deep · 54 km away
6. 1.9Rat Islands, Aleutian Islands, AlaskaFri, Sep 29, 2:46 PM GMT+12 · 3290 days ago · 110 km deep · 76 km away
7. 2.5237 km WSW of Adak, AlaskaFri, Sep 29, 8:32 PM GMT-12 · 3289 days ago · 19 km deep · 52 km away
8. 2.9240 km WSW of Adak, AlaskaSun, Oct 1, 4:21 AM GMT+12 · 3289 days ago · 53 km deep · 40 km away
9. 2.8279 km W of Adak, AlaskaSun, Oct 1, 10:44 PM GMT+12 · 3288 days ago · 178 km deep · 38 km away
10. 2.2Rat Islands, Aleutian Islands, AlaskaTue, Oct 3, 5:01 AM GMT+12 · 3287 days ago · 76 km deep · 70 km away
11. 2.4220 km W of Adak, AlaskaTue, Oct 3, 3:48 AM HADT · 3286 days ago · 77 km deep · 62 km away
12. 4.3Rat Islands, Aleutian Islands, AlaskaFri, Oct 6, 5:56 PM GMT+12 · 3283 days ago · 75 km deep · 69 km away
13. 2.8241 km WSW of Adak, AlaskaSat, Oct 7, 3:10 AM GMT-12 · 3282 days ago · 32 km deep · 81 km away
14. 1.8Rat Islands, Aleutian Islands, AlaskaSun, Oct 8, 4:34 AM GMT+12 · 3282 days ago · 33 km deep · 31 km away
15. 3.6262 km WSW of Adak, AlaskaSun, Oct 8, 6:10 AM GMT+12 · 3282 days ago · 32 km deep · 39 km away
16. 2.4Rat Islands, Aleutian Islands, AlaskaSun, Oct 8, 10:46 AM GMT+12 · 3281 days ago · 7 km deep · 48 km away
17. 2.3201 km WSW of Adak, AlaskaSat, Oct 7, 8:08 PM HADT · 3281 days ago · 28 km deep · 90 km away
18. 2.3200 km WSW of Adak, AlaskaWed, Oct 11, 12:02 PM HADT · 3277 days ago · 23 km deep · 82 km away
19. 4.1181 km W of Adak, AlaskaThu, Oct 12, 10:33 PM HADT · 3276 days ago · 96 km deep · 100 km away
20. 2.0Rat Islands, Aleutian Islands, AlaskaSat, Oct 14, 7:09 PM GMT+12 · 3275 days ago · 37 km deep · 37 km away
21. 2.1269 km W of Adak, AlaskaSun, Oct 15, 2:54 AM GMT+12 · 3275 days ago · 76 km deep · 23 km away
22. 2.3184 km W of Adak, AlaskaSat, Oct 14, 8:50 AM HADT · 3275 days ago · 82 km deep · 98 km away
23. 4.0Rat Islands, Aleutian Islands, AlaskaTue, Oct 17, 7:17 AM GMT+12 · 3273 days ago · 137 km deep · 94 km away
24. 2.0Rat Islands, Aleutian Islands, AlaskaThu, Oct 19, 7:01 AM GMT+12 · 3271 days ago · 66 km deep · 53 km away
25. 2.9219 km W of Adak, AlaskaWed, Oct 18, 9:19 PM HADT · 3270 days ago · 89 km deep · 85 km away
26. 3.7Rat Islands, Aleutian Islands, AlaskaFri, Oct 20, 6:38 PM GMT+12 · 3269 days ago · 113 km deep · 88 km away
27. 2.2212 km WSW of Adak, AlaskaSat, Oct 21, 11:37 AM HADT · 3267 days ago · 18 km deep · 71 km away
28. 2.7246 km WSW of Adak, AlaskaSun, Oct 22, 9:36 PM GMT+12 · 3267 days ago · 36 km deep · 46 km away
29. 3.0Rat Islands, Aleutian Islands, AlaskaMon, Oct 23, 7:28 AM GMT+12 · 3267 days ago · 138 km deep · 97 km away
30. 2.5Rat Islands, Aleutian Islands, AlaskaMon, Oct 23, 2:24 PM GMT+12 · 3266 days ago · 21 km deep · 44 km away
31. 4.1206 km WSW of Adak, AlaskaTue, Oct 24, 11:49 AM HADT · 3264 days ago · 60 km deep · 81 km away
32. 2.4Rat Islands, Aleutian Islands, AlaskaThu, Oct 26, 9:12 PM GMT+12 · 3263 days ago · 64 km deep · 67 km away
33. 2.2190 km WSW of Adak, AlaskaThu, Oct 26, 2:06 AM HADT · 3263 days ago · 33 km deep · 96 km away
34. 2.5Rat Islands, Aleutian Islands, AlaskaFri, Oct 27, 11:45 AM GMT+12 · 3262 days ago · 35 km deep · 69 km away
35. 2.5Rat Islands, Aleutian Islands, AlaskaSat, Oct 28, 3:20 PM GMT+12 · 3261 days ago · 87 km deep · 61 km away
36. 2.2247 km WSW of Adak, AlaskaSat, Oct 28, 9:51 AM GMT-12 · 3260 days ago · 13 km deep · 75 km away
37. 2.4243 km WSW of Adak, AlaskaSat, Oct 28, 10:07 AM GMT-12 · 3260 days ago · 7 km deep · 74 km away
38. 2.4249 km WSW of Adak, AlaskaSat, Oct 28, 10:09 AM GMT-12 · 3260 days ago · 26 km deep · 74 km away
39. 2.4242 km WSW of Adak, AlaskaSat, Oct 28, 1:51 PM GMT-12 · 3260 days ago · 19 km deep · 57 km away
40. 2.2242 km WSW of Adak, AlaskaSat, Oct 28, 1:54 PM GMT-12 · 3260 days ago · 19 km deep · 54 km away
41. 4.3Rat Islands, Aleutian Islands, AlaskaMon, Oct 30, 12:41 AM GMT+12 · 3260 days ago · 18 km deep · 60 km away
42. 3.1Rat Islands, Aleutian Islands, AlaskaMon, Oct 30, 2:28 AM GMT+12 · 3260 days ago · 27 km deep · 67 km away
43. 2.6190 km WSW of Adak, AlaskaSun, Oct 29, 1:21 PM HADT · 3259 days ago · 25 km deep · 98 km away
44. 2.7278 km WSW of Adak, AlaskaThu, Nov 2, 10:31 AM GMT+12 · 3256 days ago · 51 km deep · 8 km away
45. 2.1Rat Islands, Aleutian Islands, AlaskaFri, Nov 3, 11:29 AM GMT+12 · 3255 days ago · 53 km deep · 44 km away
46. 2.0194 km WSW of Adak, AlaskaThu, Nov 2, 3:07 PM HADT · 3255 days ago · 1 km deep · 86 km away
47. 2.3Rat Islands, Aleutian Islands, AlaskaSun, Nov 5, 9:04 AM GMT+12 · 3253 days ago · 56 km deep · 44 km away
48. 2.8Rat Islands, Aleutian Islands, AlaskaMon, Nov 6, 11:31 AM GMT+12 · 3252 days ago · 17 km deep · 66 km away
49. 2.3238 km WSW of Adak, AlaskaTue, Nov 7, 12:15 AM GMT-12 · 3251 days ago · 21 km deep · 54 km away
50. 4.2262 km W of Adak, AlaskaWed, Nov 8, 7:24 PM GMT+12 · 3250 days ago · 193 km deep · 57 km away
51. 2.5210 km WSW of Adak, AlaskaWed, Nov 8, 7:06 AM HAST · 3250 days ago · 35 km deep · 78 km away
52. 2.1278 km WSW of Adak, AlaskaFri, Nov 10, 2:55 AM GMT+12 · 3249 days ago · 47 km deep · 7 km away
53. 2.7Rat Islands, Aleutian Islands, AlaskaFri, Nov 10, 3:18 PM GMT+12 · 3248 days ago · 17 km deep · 54 km away
54. 2.3Rat Islands, Aleutian Islands, AlaskaSat, Nov 11, 12:53 PM GMT+12 · 3247 days ago · 60 km deep · 54 km away
55. 2.3206 km W of Adak, AlaskaTue, Nov 14, 12:45 PM HAST · 3243 days ago · 87 km deep · 87 km away
56. 2.2263 km WSW of Adak, AlaskaThu, Nov 16, 8:02 PM GMT+12 · 3242 days ago · 15 km deep · 36 km away
57. 3.2Rat Islands, Aleutian Islands, AlaskaFri, Nov 17, 7:34 PM GMT+12 · 3241 days ago · 118 km deep · 74 km away
58. 1.9Rat Islands, Aleutian Islands, AlaskaSun, Nov 19, 11:03 PM GMT+12 · 3239 days ago · 54 km deep · 50 km away
59. 2.9217 km W of Adak, AlaskaSun, Nov 19, 11:08 AM HAST · 3238 days ago · 192 km deep · 99 km away
60. 2.5216 km W of Adak, AlaskaSun, Nov 19, 6:35 PM HAST · 3238 days ago · 104 km deep · 69 km away

The first 60 of 68.

Before

1. 2.3Andreanof Islands, Aleutian Islands, AlaskaTue, Sep 26, 3:21 AM HADT · 3293 days ago · 157 km deep · 79 km away
2. 2.2281 km WSW of Adak, AlaskaTue, Sep 26, 7:16 AM GMT+12 · 3294 days ago · 57 km deep · 1 km away
3. 2.3212 km W of Adak, AlaskaSun, Sep 24, 10:57 AM HADT · 3294 days ago · 87 km deep · 69 km away
4. 2.1Rat Islands, Aleutian Islands, AlaskaSun, Sep 24, 1:30 PM GMT+12 · 3295 days ago · 53 km deep · 35 km away
5. 4.3Rat Islands, Aleutian Islands, AlaskaSun, Sep 24, 9:42 AM GMT+12 · 3295 days ago · 135 km deep · 89 km away
6. 2.4Rat Islands, Aleutian Islands, AlaskaSat, Sep 23, 12:51 AM GMT+12 · 3297 days ago · 56 km deep · 48 km away
7. 3.1Rat Islands, Aleutian Islands, AlaskaThu, Sep 21, 1:38 PM GMT+12 · 3298 days ago · 16 km deep · 75 km away
8. 2.3Rat Islands, Aleutian Islands, AlaskaTue, Sep 19, 9:57 PM GMT+12 · 3300 days ago · 77 km deep · 67 km away
9. 2.1189 km WSW of Adak, AlaskaMon, Sep 18, 10:50 PM HADT · 3300 days ago · 34 km deep · 98 km away
10. 2.7271 km W of Adak, AlaskaMon, Sep 18, 5:14 PM GMT+12 · 3301 days ago · 88 km deep · 34 km away
11. 2.6Rat Islands, Aleutian Islands, AlaskaMon, Sep 18, 9:11 AM GMT+12 · 3301 days ago · 80 km deep · 75 km away
12. 2.9Rat Islands, Aleutian Islands, AlaskaSun, Sep 17, 11:26 AM GMT+12 · 3302 days ago · 130 km deep · 73 km away
13. 3.1Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 7:12 PM GMT+12 · 3303 days ago · 18 km deep · 59 km away
14. 2.6Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 9:55 AM GMT+12 · 3303 days ago · 10 km deep · 51 km away
15. 2.1Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 12:34 AM GMT+12 · 3304 days ago · 28 km deep · 49 km away
16. 2.0270 km WSW of Adak, AlaskaTue, Sep 12, 12:44 AM GMT+12 · 3308 days ago · 49 km deep · 15 km away
17. 2.3Rat Islands, Aleutian Islands, AlaskaSun, Sep 10, 2:28 PM GMT+12 · 3309 days ago · 107 km deep · 73 km away
18. 2.0Rat Islands, Aleutian Islands, AlaskaFri, Sep 8, 4:34 PM GMT+12 · 3311 days ago · 13 km deep · 56 km away
19. 2.0Rat Islands, Aleutian Islands, AlaskaFri, Sep 8, 4:12 PM GMT+12 · 3311 days ago · 45 km deep · 25 km away
20. 3.1235 km WSW of Adak, AlaskaThu, Sep 7, 4:45 AM HADT · 3312 days ago · 20 km deep · 53 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017cekguqt (also filed as ak16988114). Read Fri, Oct 2, 2026, 7:16 AM UTC.