M1.8 earthquake 78 km SW of Unalaska, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Mar 12, 2017, 5:18 PM AKDT

UTC

2017-03-13 01:18:59 UTC

Depth

32.5 km (20.2 mi), shallow

Epicenter

53.423° N, 167.448° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

15

• Unalaska, AlaskaPopulation 4,491. Forecast78 kmSW

After

1. 2.298 km W of Dutch Harbor, AlaskaMon, Mar 13, 3:23 AM AKDT · 3490 days ago · 9 km deep · 68 km away
2. 2.386 km SSW of Unalaska, AlaskaMon, Mar 13, 1:45 PM AKDT · 3490 days ago · 26 km deep · 45 km away
3. 2.290 km SSW of Unalaska, AlaskaMon, Mar 13, 2:15 PM AKDT · 3490 days ago · 26 km deep · 49 km away
4. 2.2106 km S of Unalaska, AlaskaWed, Mar 15, 6:40 PM AKDT · 3488 days ago · 26 km deep · 70 km away
5. 2.482 km S of Unalaska, AlaskaThu, Mar 16, 10:48 PM AKDT · 3487 days ago · 25 km deep · 57 km away
6. 2.076 km S of Unalaska, AlaskaSat, Mar 18, 8:50 AM AKDT · 3485 days ago · 28 km deep · 53 km away
7. 1.976 km SSW of Unalaska, AlaskaSun, Mar 19, 3:21 PM AKDT · 3484 days ago · 26 km deep · 51 km away
8. 2.072 km E of Nikolski, AlaskaTue, Mar 21, 6:26 AM AKDT · 3482 days ago · 54 km deep · 55 km away
9. 1.594 km SSW of Unalaska, AlaskaTue, Mar 21, 4:10 PM AKDT · 3482 days ago · 4 km deep · 46 km away
10. 1.559 km SSW of Unalaska, AlaskaTue, Mar 21, 6:38 PM AKDT · 3482 days ago · 80 km deep · 27 km away
11. 1.645 km SE of Unalaska, AlaskaThu, Mar 23, 3:25 PM AKDT · 3480 days ago · 42 km deep · 88 km away
12. 1.620 km W of Dutch Harbor, AlaskaSun, Mar 26, 8:43 AM AKDT · 3477 days ago · 2 km deep · 63 km away
13. 3.831 km ENE of Nikolski, AlaskaMon, Mar 27, 2:42 PM AKDT · 3476 days ago · 86 km deep · 78 km away
14. 2.79 km NE of Nikolski, AlaskaMon, Mar 27, 5:53 PM AKDT · 3476 days ago · 69 km deep · 99 km away
15. 2.1126 km ESE of Nikolski, AlaskaMon, Mar 27, 8:23 PM AKDT · 3476 days ago · 17 km deep · 86 km away
16. 2.015 km WSW of Dutch Harbor, AlaskaTue, Mar 28, 9:34 AM AKDT · 3475 days ago · 5 km deep · 65 km away
17. 2.3114 km S of Unalaska, AlaskaTue, Mar 28, 9:58 AM AKDT · 3475 days ago · 26 km deep · 80 km away
18. 2.482 km SW of Unalaska, AlaskaFri, Mar 31, 12:29 PM AKDT · 3472 days ago · 11 km deep · 7 km away
19. 2.888 km SW of Unalaska, AlaskaFri, Mar 31, 7:53 PM AKDT · 3472 days ago · 9 km deep · 12 km away
20. 1.883 km WSW of Unalaska, AlaskaSat, Apr 1, 3:12 AM AKDT · 3471 days ago · 13 km deep · 15 km away
21. 1.886 km E of Nikolski, AlaskaSun, Apr 2, 6:15 AM AKDT · 3470 days ago · 59 km deep · 59 km away
22. 2.1121 km S of Unalaska, AlaskaSun, Apr 2, 6:19 PM AKDT · 3470 days ago · 9 km deep · 91 km away
23. 2.787 km WSW of Unalaska, AlaskaMon, Apr 3, 2:11 AM AKDT · 3469 days ago · 5 km deep · 16 km away
24. 2.183 km SSE of Unalaska, AlaskaTue, Apr 4, 7:43 AM AKDT · 3468 days ago · 21 km deep · 96 km away
25. 2.086 km SSW of Unalaska, AlaskaTue, Apr 4, 5:19 PM AKDT · 3468 days ago · 26 km deep · 50 km away
26. 1.990 km WSW of Unalaska, AlaskaThu, Apr 6, 6:42 AM AKDT · 3466 days ago · 26 km deep · 29 km away
27. 1.765 km SW of Unalaska, AlaskaFri, Apr 7, 6:27 AM AKDT · 3465 days ago · 30 km deep · 22 km away
28. 2.380 km S of Unalaska, AlaskaFri, Apr 7, 5:38 PM AKDT · 3465 days ago · 26 km deep · 58 km away
29. 3.2Fox Islands, Aleutian Islands, AlaskaFri, Apr 7, 6:46 PM AKDT · 3465 days ago · 20 km deep · 43 km away
30. 1.977 km SSW of Unalaska, AlaskaFri, Apr 7, 7:32 PM AKDT · 3465 days ago · 19 km deep · 29 km away
31. 2.076 km S of Unalaska, AlaskaFri, Apr 7, 10:47 PM AKDT · 3465 days ago · 19 km deep · 58 km away
32. 1.782 km SSE of Unalaska, AlaskaSat, Apr 8, 12:44 PM AKDT · 3464 days ago · 32 km deep · 95 km away
33. 1.624 km ESE of Unalaska, AlaskaSat, Apr 8, 4:36 PM AKDT · 3464 days ago · 87 km deep · 90 km away
34. 1.621 km ESE of Unalaska, AlaskaSat, Apr 8, 10:33 PM AKDT · 3464 days ago · 80 km deep · 92 km away
35. 1.857 km S of Unalaska, AlaskaSun, Apr 9, 9:14 PM AKDT · 3463 days ago · 51 km deep · 62 km away
36. 1.826 km SSE of Unalaska, AlaskaMon, Apr 10, 1:43 AM AKDT · 3462 days ago · 70 km deep · 76 km away
37. 4.0130 km ESE of Nikolski, AlaskaMon, Apr 10, 10:26 PM AKDT · 3462 days ago · 10 km deep · 86 km away
38. 2.3126 km S of Unalaska, AlaskaMon, Apr 10, 10:36 PM AKDT · 3462 days ago · 2 km deep · 92 km away
39. 2.1126 km S of Unalaska, AlaskaMon, Apr 10, 11:58 PM AKDT · 3462 days ago · 10 km deep · 90 km away
40. 1.989 km SW of Unalaska, AlaskaTue, Apr 11, 5:45 AM AKDT · 3461 days ago · 69 km deep · 13 km away
41. 2.378 km ESE of Nikolski, AlaskaThu, Apr 13, 3:10 AM AKDT · 3459 days ago · 46 km deep · 97 km away
42. 2.196 km W of Dutch Harbor, AlaskaSat, Apr 15, 4:32 PM AKDT · 3457 days ago · 9 km deep · 65 km away
43. 2.195 km W of Dutch Harbor, AlaskaSat, Apr 15, 4:48 PM AKDT · 3457 days ago · 8 km deep · 64 km away
44. 2.094 km W of Dutch Harbor, AlaskaSat, Apr 15, 4:52 PM AKDT · 3457 days ago · 11 km deep · 62 km away
45. 2.395 km W of Dutch Harbor, AlaskaSat, Apr 15, 5:04 PM AKDT · 3457 days ago · 18 km deep · 65 km away
46. 1.792 km W of Dutch Harbor, AlaskaSat, Apr 15, 5:37 PM AKDT · 3457 days ago · 4 km deep · 60 km away
47. 1.894 km W of Dutch Harbor, AlaskaSat, Apr 15, 6:03 PM AKDT · 3457 days ago · 7 km deep · 64 km away
48. 1.795 km W of Dutch Harbor, AlaskaSat, Apr 15, 11:54 PM AKDT · 3457 days ago · 7 km deep · 67 km away
49. 1.694 km W of Dutch Harbor, AlaskaSun, Apr 16, 3:30 AM AKDT · 3456 days ago · 9 km deep · 63 km away
50. 1.758 km SW of Unalaska, AlaskaSun, Apr 16, 8:06 AM AKDT · 3456 days ago · 13 km deep · 21 km away
51. 1.555 km WSW of Unalaska, AlaskaSun, Apr 16, 11:50 AM AKDT · 3456 days ago · 14 km deep · 24 km away
52. 1.772 km WSW of Unalaska, AlaskaMon, Apr 17, 7:18 AM AKDT · 3455 days ago · 14 km deep · 20 km away
53. 1.7101 km SSW of Unalaska, AlaskaMon, Apr 17, 3:37 PM AKDT · 3455 days ago · 43 km deep · 35 km away
54. 3.841 km ESE of Nikolski, AlaskaMon, Apr 17, 8:12 PM AKDT · 3455 days ago · 36 km deep · 89 km away
55. 2.1130 km S of Unalaska, AlaskaTue, Apr 18, 10:44 AM AKDT · 3454 days ago · 9 km deep · 89 km away
56. 2.167 km ESE of Nikolski, AlaskaThu, Apr 20, 12:13 AM AKDT · 3453 days ago · 26 km deep · 90 km away
57. 2.46 km NW of Dutch Harbor, AlaskaThu, Apr 20, 12:34 AM AKDT · 3452 days ago · 114 km deep · 79 km away
58. 2.093 km E of Nikolski, AlaskaThu, Apr 20, 3:17 AM AKDT · 3452 days ago · 53 km deep · 54 km away
59. 2.6111 km ESE of Nikolski, AlaskaThu, Apr 20, 10:00 AM AKDT · 3452 days ago · 35 km deep · 87 km away
60. 2.1101 km SSW of Unalaska, AlaskaThu, Apr 20, 4:20 PM AKDT · 3452 days ago · 26 km deep · 61 km away

The first 60 of 80.

Before

1. 2.767 km E of Nikolski, AlaskaSat, Mar 11, 5:36 AM AKST · 3492 days ago · 46 km deep · 72 km away
2. 2.174 km ESE of Nikolski, AlaskaSat, Mar 11, 4:14 AM AKST · 3492 days ago · 21 km deep · 78 km away
3. 1.554 km SW of Unalaska, AlaskaFri, Mar 10, 5:25 PM AKST · 3493 days ago · 18 km deep · 24 km away
4. 1.622 km SE of Unalaska, AlaskaThu, Mar 9, 11:25 AM AKST · 3494 days ago · 65 km deep · 80 km away
5. 2.1133 km S of Unalaska, AlaskaWed, Mar 8, 5:24 AM AKST · 3495 days ago · 7 km deep · 96 km away
6. 1.689 km W of Dutch Harbor, AlaskaWed, Mar 8, 1:44 AM AKST · 3495 days ago · 4 km deep · 57 km away
7. 2.094 km W of Dutch Harbor, AlaskaWed, Mar 8, 1:10 AM AKST · 3495 days ago · 9 km deep · 62 km away
8. 2.362 km ENE of Nikolski, AlaskaSun, Mar 5, 7:51 AM AKST · 3498 days ago · 69 km deep · 52 km away
9. 1.688 km SW of Unalaska, AlaskaSat, Mar 4, 11:36 PM AKST · 3498 days ago · 21 km deep · 22 km away
10. 1.766 km SE of Unalaska, AlaskaFri, Mar 3, 9:52 AM AKST · 3500 days ago · 37 km deep · 99 km away
11. 2.6124 km S of Unalaska, AlaskaThu, Mar 2, 6:46 PM AKST · 3501 days ago · 1 km deep · 89 km away
12. 2.035 km SE of Unalaska, AlaskaThu, Mar 2, 5:05 AM AKST · 3501 days ago · 67 km deep · 92 km away
13. 2.273 km ENE of Nikolski, AlaskaThu, Mar 2, 1:10 AM AKST · 3501 days ago · 70 km deep · 44 km away
14. 2.183 km WSW of Unalaska, AlaskaThu, Mar 2, 12:57 AM AKST · 3501 days ago · 11 km deep · 18 km away
15. 2.178 km S of Unalaska, AlaskaWed, Mar 1, 3:48 PM AKST · 3502 days ago · 69 km deep · 57 km away
16. 2.011 km WNW of Dutch Harbor, AlaskaMon, Feb 27, 5:24 AM AKST · 3504 days ago · 6 km deep · 74 km away
17. 1.951 km SW of Unalaska, AlaskaTue, Feb 21, 1:55 AM AKST · 3510 days ago · 16 km deep · 27 km away
18. 1.572 km WSW of Unalaska, AlaskaSun, Feb 19, 5:48 PM AKST · 3512 days ago · 26 km deep · 26 km away
19. 1.699 km W of Dutch Harbor, AlaskaSun, Feb 19, 2:09 PM AKST · 3512 days ago · 24 km deep · 69 km away
20. 1.696 km W of Dutch Harbor, AlaskaSun, Feb 19, 1:59 PM AKST · 3512 days ago · 17 km deep · 67 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0173b3eems (also filed as ak15500068). Read Fri, Oct 2, 2026, 7:59 PM UTC.