M3.3 earthquake 67 km S of Unalaska, Alaska

Magnitude

3.3 (ml), minor

Local time

Sun, Jan 19, 2020, 5:10 AM AKST

UTC

2020-01-19 14:10:32 UTC

Depth

40.1 km (24.9 mi), shallow

Epicenter

53.271° N, 166.519° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 6.8 km horizontally, 26.2 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

200°, poorly surrounded by stations

Stations used

32

• Unalaska, AlaskaPopulation 4,491. Forecast67 kmS

After

1. 2.271 km SE of Unalaska, AlaskaTue, Jan 21, 12:16 AM AKST · 2444 days ago · 40 km deep · 52 km away
2. 1.978 km SSW of Unalaska, AlaskaTue, Jan 21, 7:05 PM AKST · 2443 days ago · 43 km deep · 30 km away
3. 1.861 km SW of Unalaska, AlaskaTue, Jan 21, 10:34 PM AKST · 2443 days ago · 25 km deep · 43 km away
4. 1.6Fox Islands, Aleutian Islands, AlaskaThu, Jan 23, 12:39 AM AKST · 2442 days ago · 13 km deep · 59 km away
5. 2.177 km S of Akutan, AlaskaThu, Jan 23, 9:44 PM AKST · 2441 days ago · 13 km deep · 64 km away
6. 2.956 km SSE of Unalaska, AlaskaFri, Jan 24, 1:45 AM AKST · 2441 days ago · 61 km deep · 28 km away
7. 2.982 km S of Unalaska, AlaskaSat, Jan 25, 3:15 PM AKST · 2439 days ago · 35 km deep · 17 km away
8. 2.032 km SSE of Akutan, AlaskaSun, Jan 26, 8:43 PM AKST · 2438 days ago · 74 km deep · 91 km away
9. 3.223 km SSE of Akutan, AlaskaWed, Jan 29, 6:40 AM AKST · 2436 days ago · 69 km deep · 96 km away
10. 3.284 km ESE of Nikolski, AlaskaThu, Jan 30, 9:15 PM AKST · 2434 days ago · 35 km deep · 93 km away
11. 2.880 km SE of Unalaska, AlaskaFri, Jan 31, 6:15 PM AKST · 2433 days ago · 35 km deep · 50 km away
12. 3.677 km SSE of Unalaska, AlaskaMon, Feb 3, 1:39 PM AKST · 2430 days ago · 21 km deep · 29 km away
13. 2.252 km SW of Unalaska, AlaskaMon, Feb 3, 6:15 PM AKST · 2430 days ago · 121 km deep · 54 km away
14. 3.782 km S of Unalaska, AlaskaFri, Feb 7, 5:17 AM AKST · 2427 days ago · 35 km deep · 20 km away
15. 2.776 km SSW of Unalaska, AlaskaFri, Feb 7, 9:15 AM AKST · 2426 days ago · 31 km deep · 21 km away
16. 2.075 km SE of Unalaska, AlaskaFri, Feb 7, 9:35 PM AKST · 2426 days ago · 43 km deep · 61 km away
17. 2.770 km SE of Unalaska, AlaskaSat, Feb 8, 7:35 AM AKST · 2426 days ago · 35 km deep · 42 km away
18. 2.2134 km ESE of Nikolski, AlaskaSun, Feb 9, 1:54 PM AKST · 2424 days ago · 36 km deep · 82 km away
19. 1.639 km S of Unalaska, AlaskaSun, Feb 9, 9:58 PM AKST · 2424 days ago · 63 km deep · 28 km away
20. 2.639 km W of Dutch Harbor, AlaskaWed, Feb 12, 5:38 AM AKST · 2422 days ago · 94 km deep · 78 km away
21. 2.573 km WSW of Unalaska, AlaskaWed, Feb 12, 9:06 AM AKST · 2421 days ago · 102 km deep · 77 km away
22. 2.7141 km S of Unalaska, AlaskaThu, Feb 13, 4:43 PM AKST · 2420 days ago · 10 km deep · 75 km away
23. 3.097 km S of Unalaska, AlaskaTue, Feb 18, 1:10 PM AKST · 2415 days ago · 35 km deep · 30 km away
24. 1.53 km N of Dutch Harbor, AlaskaWed, Feb 19, 1:16 AM AKST · 2415 days ago · 6 km deep · 72 km away
25. 3.848 km S of Akutan, AlaskaWed, Feb 19, 7:41 AM AKST · 2415 days ago · 70 km deep · 68 km away
26. 1.64 km N of Dutch Harbor, AlaskaWed, Feb 19, 8:36 AM AKST · 2415 days ago · 7 km deep · 73 km away
27. 3.159 km S of Unalaska, AlaskaThu, Feb 20, 8:14 AM AKST · 2414 days ago · 48 km deep · 8 km away
28. 1.9Fox Islands, Aleutian Islands, AlaskaThu, Feb 20, 9:57 PM AKST · 2413 days ago · 17 km deep · 82 km away
29. 1.874 km SW of Unalaska, AlaskaFri, Feb 21, 4:54 PM AKST · 2412 days ago · 10 km deep · 58 km away
30. 1.874 km WSW of Unalaska, AlaskaFri, Feb 21, 5:54 PM AKST · 2412 days ago · 6 km deep · 84 km away
31. 2.571 km SW of Unalaska, AlaskaFri, Feb 21, 10:24 PM AKST · 2412 days ago · 64 km deep · 45 km away
32. 2.969 km SE of Unalaska, AlaskaSat, Feb 22, 12:47 PM AKST · 2411 days ago · 35 km deep · 59 km away
33. 3.784 km SSE of Akutan, AlaskaSun, Feb 23, 7:45 AM AKST · 2411 days ago · 35 km deep · 79 km away
34. 3.787 km SSE of Akutan, AlaskaSun, Feb 23, 10:29 AM AKST · 2410 days ago · 35 km deep · 84 km away
35. 3.881 km SSE of Akutan, AlaskaSun, Feb 23, 5:26 PM AKST · 2410 days ago · 35 km deep · 83 km away
36. 1.754 km SW of Unalaska, AlaskaMon, Feb 24, 3:58 PM AKST · 2409 days ago · 14 km deep · 57 km away
37. 1.882 km SSW of Unalaska, AlaskaWed, Feb 26, 3:15 AM AKST · 2408 days ago · 15 km deep · 23 km away
38. 2.063 km WSW of Unalaska, AlaskaWed, Feb 26, 4:32 AM AKST · 2408 days ago · 10 km deep · 64 km away
39. 3.0136 km ESE of Nikolski, AlaskaThu, Feb 27, 12:10 PM AKST · 2406 days ago · 10 km deep · 86 km away
40. 1.773 km SSE of Akutan, AlaskaThu, Feb 27, 3:19 PM AKST · 2406 days ago · 39 km deep · 77 km away
41. 3.087 km SSE of Akutan, AlaskaFri, Feb 28, 5:08 AM AKST · 2406 days ago · 35 km deep · 86 km away
42. 3.366 km SE of Unalaska, AlaskaFri, Feb 28, 7:06 AM AKST · 2406 days ago · 41 km deep · 44 km away
43. 3.668 km SE of Unalaska, AlaskaSat, Feb 29, 5:51 AM AKST · 2405 days ago · 35 km deep · 43 km away
44. 2.6140 km S of Unalaska, AlaskaSun, Mar 1, 7:32 PM AKST · 2403 days ago · 35 km deep · 74 km away
45. 2.035 km ESE of Unalaska, AlaskaMon, Mar 2, 11:55 PM AKST · 2402 days ago · 78 km deep · 68 km away
46. 2.230 km ENE of Unalaska, AlaskaThu, Mar 5, 11:48 AM AKST · 2399 days ago · 79 km deep · 79 km away
47. 2.153 km SW of Unalaska, AlaskaThu, Mar 5, 11:50 PM AKST · 2399 days ago · 16 km deep · 53 km away
48. 1.771 km SE of Unalaska, AlaskaSun, Mar 8, 9:16 PM AKDT · 2396 days ago · 23 km deep · 60 km away
49. 2.576 km SE of Unalaska, AlaskaTue, Mar 10, 6:02 AM AKDT · 2395 days ago · 35 km deep · 44 km away
50. 3.188 km E of Nikolski, AlaskaTue, Mar 10, 6:13 AM AKDT · 2395 days ago · 35 km deep · 81 km away
51. 1.633 km ESE of Unalaska, AlaskaTue, Mar 10, 5:19 PM AKDT · 2394 days ago · 29 km deep · 58 km away
52. 2.976 km S of Unalaska, AlaskaThu, Mar 12, 2:23 PM AKDT · 2392 days ago · 35 km deep · 14 km away
53. 4.176 km SSE of Akutan, AlaskaSat, Mar 14, 7:37 PM AKDT · 2390 days ago · 46 km deep · 81 km away
54. 2.375 km SSE of Akutan, AlaskaSun, Mar 15, 3:35 PM AKDT · 2389 days ago · 23 km deep · 81 km away
55. 1.951 km SW of Unalaska, AlaskaTue, Mar 17, 4:58 AM AKDT · 2388 days ago · 13 km deep · 53 km away

Before

1. 2.2107 km SE of Unalaska, AlaskaSat, Jan 18, 10:57 AM AKST · 2446 days ago · 44 km deep · 70 km away
2. 2.952 km SSE of Akutan, AlaskaFri, Jan 17, 12:53 AM AKST · 2448 days ago · 88 km deep · 81 km away
3. 2.325 km SSW of Akutan, AlaskaThu, Jan 16, 12:06 PM AKST · 2448 days ago · 77 km deep · 83 km away
4. 2.182 km SSE of Unalaska, AlaskaTue, Jan 14, 2:34 PM AKST · 2450 days ago · 33 km deep · 44 km away
5. 2.763 km S of Unalaska, AlaskaTue, Jan 14, 11:36 AM AKST · 2450 days ago · 57 km deep · 3 km away
6. 1.66 km WSW of Dutch Harbor, AlaskaSat, Jan 11, 12:09 AM AKST · 2454 days ago · 5 km deep · 67 km away
7. 2.4130 km S of Unalaska, AlaskaFri, Jan 10, 8:57 PM AKST · 2454 days ago · 7 km deep · 64 km away
8. 2.043 km SW of Unalaska, AlaskaFri, Jan 10, 4:34 PM AKST · 2454 days ago · 14 km deep · 52 km away
9. 2.371 km SSE of Akutan, AlaskaWed, Jan 8, 5:43 PM AKST · 2456 days ago · 58 km deep · 83 km away
10. 3.9Fox Islands, Aleutian Islands, AlaskaWed, Jan 8, 5:45 AM AKST · 2457 days ago · 37 km deep · 21 km away
11. 2.087 km SSE of Akutan, AlaskaSat, Jan 4, 11:00 PM AKST · 2460 days ago · 26 km deep · 97 km away
12. 2.566 km SSW of Unalaska, AlaskaFri, Jan 3, 10:27 AM AKST · 2461 days ago · 51 km deep · 16 km away
13. 2.093 km SW of Unalaska, AlaskaSun, Dec 29, 9:36 AM AKST · 2466 days ago · 55 km deep · 73 km away
14. 1.513 km WSW of Dutch Harbor, AlaskaSat, Dec 28, 12:07 PM AKST · 2467 days ago · 8 km deep · 66 km away
15. 2.080 km SSW of Unalaska, AlaskaFri, Dec 27, 4:19 AM AKST · 2469 days ago · 18 km deep · 35 km away
16. 3.292 km S of Unalaska, AlaskaThu, Dec 26, 10:37 AM AKST · 2469 days ago · 35 km deep · 26 km away
17. 1.776 km SSE of Akutan, AlaskaThu, Dec 26, 3:25 AM AKST · 2470 days ago · 17 km deep · 79 km away
18. 2.111 km NW of Dutch Harbor, AlaskaMon, Dec 23, 4:13 PM AKST · 2472 days ago · 13 km deep · 78 km away
19. 3.084 km S of Unalaska, AlaskaMon, Dec 23, 7:17 AM AKST · 2473 days ago · 32 km deep · 23 km away
20. 3.885 km SSW of Unalaska, AlaskaMon, Dec 23, 4:13 AM AKST · 2473 days ago · 9 km deep · 46 km away

From the USGS Earthquake Hazards Program and its partner networks, event us70007il5 (also filed as ak020vnlvu1). Read Wed, Sep 30, 2026, 5:11 AM UTC.