M2.1 earthquake 295 km WSW of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Aug 28, 2017, 6:15 AM GMT+12

UTC

2017-08-27 18:15:40 UTC

Depth

20.1 km (12.5 mi), shallow

Epicenter

51.093° N, 179.304° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

9

After

1. 2.0208 km WSW of Adak, AlaskaSun, Aug 27, 8:01 PM HADT · 3322 days ago · 26 km deep · 87 km away
2. 2.3Rat Islands, Aleutian Islands, AlaskaTue, Aug 29, 2:53 PM GMT+12 · 3321 days ago · 7 km deep · 94 km away
3. 2.0Rat Islands, Aleutian Islands, AlaskaTue, Aug 29, 10:28 PM GMT+12 · 3321 days ago · 13 km deep · 52 km away
4. 1.7298 km W of Adak, AlaskaWed, Aug 30, 5:03 PM GMT+12 · 3320 days ago · 13 km deep · 56 km away
5. 2.2248 km WSW of Adak, AlaskaWed, Aug 30, 9:47 PM GMT+12 · 3320 days ago · 5 km deep · 48 km away
6. 2.6Rat Islands, Aleutian Islands, AlaskaThu, Aug 31, 4:10 AM GMT+12 · 3320 days ago · 23 km deep · 74 km away
7. 2.1223 km W of Adak, AlaskaWed, Aug 30, 7:57 PM HADT · 3319 days ago · 86 km deep · 90 km away
8. 1.8273 km WSW of Adak, AlaskaFri, Sep 1, 1:46 AM GMT+12 · 3319 days ago · 33 km deep · 21 km away
9. 1.9296 km WSW of Adak, AlaskaFri, Sep 1, 3:34 AM GMT+12 · 3319 days ago · 16 km deep · 2 km away
10. 2.5Rat Islands, Aleutian Islands, AlaskaFri, Sep 1, 9:09 AM GMT+12 · 3318 days ago · 21 km deep · 19 km away
11. 2.5198 km WSW of Adak, AlaskaThu, Aug 31, 7:22 PM HADT · 3318 days ago · 30 km deep · 99 km away
12. 2.8Andreanof Islands, Aleutian Islands, AlaskaThu, Aug 31, 10:59 PM GMT-12 · 3318 days ago · 11 km deep · 64 km away
13. 2.4223 km W of Adak, AlaskaSun, Sep 3, 3:36 AM HADT · 3316 days ago · 89 km deep · 87 km away
14. 4.0280 km WSW of Adak, AlaskaMon, Sep 4, 5:53 AM GMT+12 · 3316 days ago · 10 km deep · 30 km away
15. 2.6Rat Islands, Aleutian Islands, AlaskaTue, Sep 5, 8:23 PM GMT+12 · 3314 days ago · 126 km deep · 95 km away
16. 3.1235 km WSW of Adak, AlaskaThu, Sep 7, 4:45 AM HADT · 3312 days ago · 20 km deep · 60 km away
17. 2.0Rat Islands, Aleutian Islands, AlaskaFri, Sep 8, 4:12 PM GMT+12 · 3311 days ago · 45 km deep · 36 km away
18. 2.0Rat Islands, Aleutian Islands, AlaskaFri, Sep 8, 4:34 PM GMT+12 · 3311 days ago · 13 km deep · 52 km away
19. 2.3Rat Islands, Aleutian Islands, AlaskaSun, Sep 10, 2:28 PM GMT+12 · 3309 days ago · 107 km deep · 97 km away
20. 2.0270 km WSW of Adak, AlaskaTue, Sep 12, 12:44 AM GMT+12 · 3308 days ago · 49 km deep · 33 km away
21. 2.1Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 12:34 AM GMT+12 · 3304 days ago · 28 km deep · 53 km away
22. 2.6Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 9:55 AM GMT+12 · 3303 days ago · 10 km deep · 68 km away
23. 3.1Rat Islands, Aleutian Islands, AlaskaSat, Sep 16, 7:12 PM GMT+12 · 3303 days ago · 18 km deep · 62 km away
24. 2.6Rat Islands, Aleutian Islands, AlaskaMon, Sep 18, 9:11 AM GMT+12 · 3301 days ago · 80 km deep · 90 km away
25. 2.7271 km W of Adak, AlaskaMon, Sep 18, 5:14 PM GMT+12 · 3301 days ago · 88 km deep · 72 km away
26. 2.3Rat Islands, Aleutian Islands, AlaskaTue, Sep 19, 9:57 PM GMT+12 · 3300 days ago · 77 km deep · 93 km away
27. 2.9Rat Islands, Aleutian Islands, AlaskaTue, Sep 19, 10:46 PM GMT+12 · 3300 days ago · 34 km deep · 93 km away
28. 3.1Rat Islands, Aleutian Islands, AlaskaThu, Sep 21, 1:38 PM GMT+12 · 3298 days ago · 16 km deep · 65 km away
29. 2.4Rat Islands, Aleutian Islands, AlaskaSat, Sep 23, 12:51 AM GMT+12 · 3297 days ago · 56 km deep · 67 km away
30. 2.1Rat Islands, Aleutian Islands, AlaskaSun, Sep 24, 1:30 PM GMT+12 · 3295 days ago · 53 km deep · 58 km away
31. 2.3212 km W of Adak, AlaskaSun, Sep 24, 10:57 AM HADT · 3294 days ago · 87 km deep · 95 km away
32. 2.2281 km WSW of Adak, AlaskaTue, Sep 26, 7:16 AM GMT+12 · 3293 days ago · 57 km deep · 37 km away
33. 1.6280 km WSW of Adak, AlaskaWed, Sep 27, 2:29 PM GMT+12 · 3292 days ago · 28 km deep · 38 km away
34. 2.0209 km W of Adak, AlaskaTue, Sep 26, 9:05 PM HADT · 3292 days ago · 71 km deep · 92 km away
35. 2.5278 km WSW of Adak, AlaskaThu, Sep 28, 1:12 AM GMT+12 · 3292 days ago · 42 km deep · 30 km away
36. 3.0240 km WSW of Adak, AlaskaWed, Sep 27, 7:31 AM GMT-12 · 3291 days ago · 14 km deep · 62 km away
37. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Sep 28, 1:27 PM GMT+12 · 3291 days ago · 53 km deep · 80 km away
38. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Sep 28, 4:13 PM GMT+12 · 3291 days ago · 14 km deep · 68 km away
39. 1.9Rat Islands, Aleutian Islands, AlaskaFri, Sep 29, 2:46 PM GMT+12 · 3290 days ago · 110 km deep · 100 km away
40. 2.5237 km WSW of Adak, AlaskaFri, Sep 29, 8:32 PM GMT-12 · 3289 days ago · 19 km deep · 58 km away
41. 2.9240 km WSW of Adak, AlaskaSun, Oct 1, 4:21 AM GMT+12 · 3289 days ago · 53 km deep · 60 km away
42. 2.8279 km W of Adak, AlaskaSun, Oct 1, 10:44 PM GMT+12 · 3288 days ago · 178 km deep · 75 km away
43. 2.2Rat Islands, Aleutian Islands, AlaskaTue, Oct 3, 5:01 AM GMT+12 · 3287 days ago · 76 km deep · 90 km away
44. 2.4220 km W of Adak, AlaskaTue, Oct 3, 3:48 AM HADT · 3286 days ago · 77 km deep · 89 km away
45. 4.3Rat Islands, Aleutian Islands, AlaskaFri, Oct 6, 5:56 PM GMT+12 · 3283 days ago · 75 km deep · 85 km away
46. 2.8241 km WSW of Adak, AlaskaSat, Oct 7, 3:10 AM GMT-12 · 3282 days ago · 32 km deep · 68 km away
47. 1.8Rat Islands, Aleutian Islands, AlaskaSun, Oct 8, 4:34 AM GMT+12 · 3282 days ago · 33 km deep · 23 km away
48. 3.6262 km WSW of Adak, AlaskaSun, Oct 8, 6:10 AM GMT+12 · 3282 days ago · 32 km deep · 33 km away
49. 2.4Rat Islands, Aleutian Islands, AlaskaSun, Oct 8, 10:46 AM GMT+12 · 3281 days ago · 7 km deep · 39 km away
50. 2.3201 km WSW of Adak, AlaskaSat, Oct 7, 8:08 PM HADT · 3281 days ago · 28 km deep · 95 km away
51. 3.0Rat Islands, Aleutian Islands, AlaskaWed, Oct 11, 11:06 PM GMT+12 · 3278 days ago · 8 km deep · 97 km away
52. 2.3200 km WSW of Adak, AlaskaWed, Oct 11, 12:02 PM HADT · 3277 days ago · 23 km deep · 95 km away
53. 2.0Rat Islands, Aleutian Islands, AlaskaSat, Oct 14, 7:09 PM GMT+12 · 3275 days ago · 37 km deep · 51 km away
54. 2.1269 km W of Adak, AlaskaSun, Oct 15, 2:54 AM GMT+12 · 3275 days ago · 76 km deep · 61 km away
55. 2.0Rat Islands, Aleutian Islands, AlaskaThu, Oct 19, 7:01 AM GMT+12 · 3270 days ago · 66 km deep · 78 km away
56. 2.2212 km WSW of Adak, AlaskaSat, Oct 21, 11:37 AM HADT · 3267 days ago · 18 km deep · 82 km away
57. 2.7246 km WSW of Adak, AlaskaSun, Oct 22, 9:36 PM GMT+12 · 3267 days ago · 36 km deep · 48 km away
58. 2.5Rat Islands, Aleutian Islands, AlaskaMon, Oct 23, 2:24 PM GMT+12 · 3266 days ago · 21 km deep · 63 km away
59. 4.1206 km WSW of Adak, AlaskaTue, Oct 24, 11:49 AM HADT · 3264 days ago · 60 km deep · 89 km away
60. 2.4Rat Islands, Aleutian Islands, AlaskaThu, Oct 26, 9:12 PM GMT+12 · 3263 days ago · 64 km deep · 83 km away

Before

1. 2.2292 km WSW of Adak, AlaskaMon, Aug 28, 6:11 AM GMT+12 · 3323 days ago · 18 km deep · 4 km away
2. 2.4Rat Islands, Aleutian Islands, AlaskaSun, Aug 27, 8:50 PM GMT+12 · 3323 days ago · 13 km deep · 32 km away
3. 2.5285 km WSW of Adak, AlaskaSun, Aug 27, 8:23 PM GMT+12 · 3323 days ago · 5 km deep · 13 km away
4. 2.4Rat Islands, Aleutian Islands, AlaskaSun, Aug 27, 5:25 PM GMT+12 · 3323 days ago · 13 km deep · 39 km away
5. 2.5291 km W of Adak, AlaskaSat, Aug 26, 5:50 PM GMT+12 · 3324 days ago · 71 km deep · 55 km away
6. 2.4201 km WSW of Adak, AlaskaFri, Aug 25, 6:00 AM HADT · 3325 days ago · 58 km deep · 95 km away
7. 3.1Rat Islands, Aleutian Islands, AlaskaFri, Aug 25, 1:32 PM GMT+12 · 3325 days ago · 56 km deep · 46 km away
8. 1.7Rat Islands, Aleutian Islands, AlaskaFri, Aug 25, 1:19 AM GMT+12 · 3326 days ago · 36 km deep · 50 km away
9. 2.4262 km W of Adak, AlaskaThu, Aug 24, 11:06 AM GMT+12 · 3326 days ago · 79 km deep · 72 km away
10. 2.3238 km WSW of Adak, AlaskaWed, Aug 23, 8:36 AM GMT-12 · 3326 days ago · 25 km deep · 59 km away
11. 3.2Rat Islands, Aleutian Islands, AlaskaWed, Aug 23, 4:59 PM GMT+12 · 3327 days ago · 19 km deep · 26 km away
12. 4.4244 km WSW of Adak, AlaskaTue, Aug 22, 12:10 PM GMT-12 · 3327 days ago · 10 km deep · 58 km away
13. 2.9Rat Islands, Aleutian Islands, AlaskaWed, Aug 23, 9:30 AM GMT+12 · 3327 days ago · 53 km deep · 75 km away
14. 2.3Rat Islands, Aleutian Islands, AlaskaWed, Aug 23, 3:52 AM GMT+12 · 3328 days ago · 25 km deep · 55 km away
15. 2.7215 km WSW of Adak, AlaskaMon, Aug 21, 6:18 PM HADT · 3328 days ago · 16 km deep · 81 km away
16. 2.0292 km WSW of Adak, AlaskaTue, Aug 22, 12:49 AM GMT+12 · 3329 days ago · 18 km deep · 4 km away
17. 4.0Rat Islands, Aleutian Islands, AlaskaMon, Aug 21, 11:46 PM GMT+12 · 3329 days ago · 25 km deep · 40 km away
18. 1.8229 km WSW of Adak, AlaskaSun, Aug 20, 9:14 PM HADT · 3329 days ago · 17 km deep · 66 km away
19. 2.0Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 20, 1:46 PM HADT · 3329 days ago · 80 km deep · 86 km away
20. 3.1277 km WSW of Adak, AlaskaMon, Aug 21, 12:28 AM GMT+12 · 3330 days ago · 30 km deep · 30 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017azk91r7 (also filed as ak16765320). Read Fri, Oct 2, 2026, 5:48 AM UTC.