M1.8 earthquake 74 km WSW of Unalaska, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Jan 31, 2017, 11:58 AM AKST

UTC

2017-01-31 20:58:23 UTC

Depth

30.0 km (18.6 mi), shallow

Epicenter

53.509° N, 167.474° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

20

• Unalaska, AlaskaPopulation 4,491. Forecast74 kmWSW

After

1. 1.969 km WSW of Unalaska, AlaskaWed, Feb 1, 6:12 AM AKST · 3531 days ago · 6 km deep · 6 km away
2. 3.620 km ENE of Dutch Harbor, AlaskaThu, Feb 2, 8:30 AM AKST · 3529 days ago · 87 km deep · 95 km away
3. 1.772 km WSW of Unalaska, AlaskaFri, Feb 3, 2:29 PM AKST · 3528 days ago · 15 km deep · 10 km away
4. 2.072 km SSE of Unalaska, AlaskaFri, Feb 3, 5:31 PM AKST · 3528 days ago · 22 km deep · 98 km away
5. 2.977 km SSW of Unalaska, AlaskaFri, Feb 3, 6:08 PM AKST · 3528 days ago · 35 km deep · 54 km away
6. 1.894 km W of Dutch Harbor, AlaskaFri, Feb 3, 6:44 PM AKST · 3528 days ago · 13 km deep · 53 km away
7. 1.8Fox Islands, Aleutian Islands, AlaskaFri, Feb 3, 6:50 PM AKST · 3528 days ago · 6 km deep · 55 km away
8. 1.994 km W of Dutch Harbor, AlaskaFri, Feb 3, 7:24 PM AKST · 3528 days ago · 24 km deep · 52 km away
9. 2.479 km S of Unalaska, AlaskaSun, Feb 5, 1:19 AM AKST · 3527 days ago · 26 km deep · 67 km away
10. 1.8Fox Islands, Aleutian Islands, AlaskaSun, Feb 5, 3:28 PM AKST · 3526 days ago · 13 km deep · 7 km away
11. 2.2103 km E of Nikolski, AlaskaSun, Feb 5, 4:24 PM AKST · 3526 days ago · 15 km deep · 59 km away
12. 3.084 km NNE of Nikolski, AlaskaMon, Feb 6, 1:02 AM AKST · 3526 days ago · 278 km deep · 65 km away
13. 2.147 km NE of Nikolski, AlaskaMon, Feb 6, 2:31 AM AKST · 3526 days ago · 73 km deep · 65 km away
14. 1.6Fox Islands, Aleutian Islands, AlaskaTue, Feb 7, 7:27 AM AKST · 3525 days ago · 65 km deep · 34 km away
15. 1.873 km WSW of Unalaska, AlaskaWed, Feb 8, 3:02 AM AKST · 3524 days ago · 71 km deep · 13 km away
16. 1.893 km E of Nikolski, AlaskaThu, Feb 9, 4:28 AM AKST · 3523 days ago · 49 km deep · 54 km away
17. 1.977 km S of Unalaska, AlaskaThu, Feb 9, 3:23 PM AKST · 3522 days ago · 26 km deep · 64 km away
18. 2.1126 km S of Unalaska, AlaskaThu, Feb 9, 4:18 PM AKST · 3522 days ago · 40 km deep · 100 km away
19. 3.782 km SSW of Unalaska, AlaskaSat, Feb 11, 10:56 PM AKST · 3520 days ago · 26 km deep · 61 km away
20. 1.641 km SE of Unalaska, AlaskaSun, Feb 12, 7:24 AM AKST · 3520 days ago · 42 km deep · 91 km away
21. 2.890 km W of Dutch Harbor, AlaskaMon, Feb 13, 10:43 AM AKST · 3518 days ago · 1 km deep · 51 km away
22. 3.645 km ESE of Nikolski, AlaskaSat, Feb 18, 7:51 AM AKST · 3514 days ago · 46 km deep · 89 km away
23. 2.172 km WSW of Dutch Harbor, AlaskaSat, Feb 18, 1:13 PM AKST · 3513 days ago · 13 km deep · 22 km away
24. 1.568 km SW of Unalaska, AlaskaSun, Feb 19, 11:54 AM AKST · 3512 days ago · 28 km deep · 6 km away
25. 1.696 km W of Dutch Harbor, AlaskaSun, Feb 19, 12:10 PM AKST · 3512 days ago · 26 km deep · 55 km away
26. 1.6102 km W of Dutch Harbor, AlaskaSun, Feb 19, 1:30 PM AKST · 3512 days ago · 18 km deep · 66 km away
27. 1.696 km W of Dutch Harbor, AlaskaSun, Feb 19, 1:59 PM AKST · 3512 days ago · 17 km deep · 58 km away
28. 1.699 km W of Dutch Harbor, AlaskaSun, Feb 19, 2:09 PM AKST · 3512 days ago · 24 km deep · 61 km away
29. 1.572 km WSW of Unalaska, AlaskaSun, Feb 19, 5:48 PM AKST · 3512 days ago · 26 km deep · 16 km away
30. 1.951 km SW of Unalaska, AlaskaTue, Feb 21, 1:55 AM AKST · 3511 days ago · 16 km deep · 25 km away
31. 2.011 km WNW of Dutch Harbor, AlaskaMon, Feb 27, 5:24 AM AKST · 3505 days ago · 6 km deep · 69 km away
32. 2.178 km S of Unalaska, AlaskaWed, Mar 1, 3:48 PM AKST · 3502 days ago · 69 km deep · 63 km away
33. 2.183 km WSW of Unalaska, AlaskaThu, Mar 2, 12:57 AM AKST · 3502 days ago · 11 km deep · 12 km away
34. 2.273 km ENE of Nikolski, AlaskaThu, Mar 2, 1:10 AM AKST · 3502 days ago · 70 km deep · 52 km away
35. 2.035 km SE of Unalaska, AlaskaThu, Mar 2, 5:05 AM AKST · 3502 days ago · 67 km deep · 91 km away
36. 2.6124 km S of Unalaska, AlaskaThu, Mar 2, 6:46 PM AKST · 3501 days ago · 1 km deep · 98 km away
37. 1.688 km SW of Unalaska, AlaskaSat, Mar 4, 11:36 PM AKST · 3499 days ago · 21 km deep · 31 km away
38. 2.362 km ENE of Nikolski, AlaskaSun, Mar 5, 7:51 AM AKST · 3499 days ago · 69 km deep · 59 km away
39. 2.094 km W of Dutch Harbor, AlaskaWed, Mar 8, 1:10 AM AKST · 3496 days ago · 9 km deep · 53 km away
40. 1.689 km W of Dutch Harbor, AlaskaWed, Mar 8, 1:44 AM AKST · 3496 days ago · 4 km deep · 48 km away
41. 1.622 km SE of Unalaska, AlaskaThu, Mar 9, 11:25 AM AKST · 3494 days ago · 65 km deep · 78 km away
42. 1.554 km SW of Unalaska, AlaskaFri, Mar 10, 5:25 PM AKST · 3493 days ago · 18 km deep · 21 km away
43. 2.174 km ESE of Nikolski, AlaskaSat, Mar 11, 4:14 AM AKST · 3493 days ago · 21 km deep · 86 km away
44. 2.767 km E of Nikolski, AlaskaSat, Mar 11, 5:36 AM AKST · 3493 days ago · 46 km deep · 80 km away
45. 1.878 km SW of Unalaska, AlaskaSun, Mar 12, 5:18 PM AKDT · 3491 days ago · 33 km deep · 10 km away
46. 2.298 km W of Dutch Harbor, AlaskaMon, Mar 13, 3:23 AM AKDT · 3491 days ago · 9 km deep · 60 km away
47. 2.386 km SSW of Unalaska, AlaskaMon, Mar 13, 1:45 PM AKDT · 3490 days ago · 26 km deep · 53 km away
48. 2.290 km SSW of Unalaska, AlaskaMon, Mar 13, 2:15 PM AKDT · 3490 days ago · 26 km deep · 57 km away
49. 2.2106 km S of Unalaska, AlaskaWed, Mar 15, 6:40 PM AKDT · 3488 days ago · 26 km deep · 78 km away
50. 2.482 km S of Unalaska, AlaskaThu, Mar 16, 10:48 PM AKDT · 3487 days ago · 25 km deep · 64 km away
51. 2.076 km S of Unalaska, AlaskaSat, Mar 18, 8:50 AM AKDT · 3486 days ago · 28 km deep · 59 km away
52. 1.976 km SSW of Unalaska, AlaskaSun, Mar 19, 3:21 PM AKDT · 3484 days ago · 26 km deep · 57 km away
53. 2.072 km E of Nikolski, AlaskaTue, Mar 21, 6:26 AM AKDT · 3483 days ago · 54 km deep · 63 km away
54. 1.594 km SSW of Unalaska, AlaskaTue, Mar 21, 4:10 PM AKDT · 3482 days ago · 4 km deep · 55 km away
55. 1.559 km SSW of Unalaska, AlaskaTue, Mar 21, 6:38 PM AKDT · 3482 days ago · 80 km deep · 30 km away
56. 1.645 km SE of Unalaska, AlaskaThu, Mar 23, 3:25 PM AKDT · 3480 days ago · 42 km deep · 89 km away
57. 1.620 km W of Dutch Harbor, AlaskaSun, Mar 26, 8:43 AM AKDT · 3478 days ago · 2 km deep · 57 km away
58. 3.831 km ENE of Nikolski, AlaskaMon, Mar 27, 2:42 PM AKDT · 3476 days ago · 86 km deep · 82 km away
59. 2.1126 km ESE of Nikolski, AlaskaMon, Mar 27, 8:23 PM AKDT · 3476 days ago · 17 km deep · 96 km away
60. 2.015 km WSW of Dutch Harbor, AlaskaTue, Mar 28, 9:34 AM AKDT · 3475 days ago · 5 km deep · 59 km away

The first 60 of 64.

Before

1. 1.8Fox Islands, Aleutian Islands, AlaskaTue, Jan 31, 7:02 AM AKST · 3532 days ago · 37 km deep · 63 km away
2. 1.979 km S of Unalaska, AlaskaMon, Jan 30, 9:25 PM AKST · 3532 days ago · 26 km deep · 60 km away
3. 1.732 km S of Unalaska, AlaskaMon, Jan 30, 7:07 PM AKST · 3532 days ago · 26 km deep · 66 km away
4. 2.04 km W of Dutch Harbor, AlaskaThu, Jan 26, 11:42 PM AKST · 3536 days ago · 89 km deep · 71 km away
5. 1.939 km SE of Unalaska, AlaskaTue, Jan 24, 2:43 PM AKST · 3538 days ago · 78 km deep · 86 km away
6. 1.790 km W of Dutch Harbor, AlaskaTue, Jan 24, 8:00 AM AKST · 3539 days ago · 10 km deep · 48 km away
7. 2.491 km W of Dutch Harbor, AlaskaTue, Jan 24, 5:00 AM AKST · 3539 days ago · 0 km deep · 51 km away
8. 1.759 km SSE of Unalaska, AlaskaMon, Jan 23, 2:57 PM AKST · 3539 days ago · 41 km deep · 79 km away
9. 1.853 km SW of Unalaska, AlaskaSun, Jan 22, 11:31 PM AKST · 3540 days ago · 14 km deep · 21 km away
10. 1.590 km SW of Unalaska, AlaskaSat, Jan 21, 9:59 PM AKST · 3541 days ago · 13 km deep · 30 km away
11. 2.435 km SSW of Unalaska, AlaskaFri, Jan 20, 9:33 PM AKST · 3542 days ago · 70 km deep · 44 km away
12. 2.291 km SSW of Unalaska, AlaskaFri, Jan 20, 5:35 PM AKST · 3542 days ago · 43 km deep · 39 km away
13. 2.373 km SW of Unalaska, AlaskaThu, Jan 19, 11:34 AM AKST · 3543 days ago · 75 km deep · 4 km away
14. 2.7100 km E of Nikolski, AlaskaThu, Jan 19, 2:56 AM AKST · 3544 days ago · 40 km deep · 65 km away
15. 1.737 km SSE of Unalaska, AlaskaTue, Jan 17, 9:24 PM AKST · 3545 days ago · 63 km deep · 72 km away
16. 2.684 km SSW of Unalaska, AlaskaMon, Jan 16, 7:29 PM AKST · 3546 days ago · 41 km deep · 56 km away
17. 1.968 km ENE of Nikolski, AlaskaMon, Jan 16, 1:35 PM AKST · 3546 days ago · 68 km deep · 46 km away
18. 1.853 km SW of Unalaska, AlaskaMon, Jan 16, 7:16 AM AKST · 3547 days ago · 14 km deep · 22 km away
19. 1.869 km SW of Unalaska, AlaskaSun, Jan 15, 8:10 PM AKST · 3547 days ago · 14 km deep · 15 km away
20. 1.968 km SW of Unalaska, AlaskaSun, Jan 15, 7:47 PM AKST · 3547 days ago · 22 km deep · 8 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0171flwwqj (also filed as ak15181394). Read Sat, Oct 3, 2026, 4:44 AM UTC.