M4.5 earthquake 21 km E of False Pass, Alaska

Magnitude

4.5 (mb), light

Local time

Sun, Mar 1, 2020, 5:11 AM AKST

UTC

2020-03-01 14:11:11 UTC

Depth

98.3 km (61.1 mi), intermediate-depth

Epicenter

54.883° N, 163.072° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.3 km horizontally, 4.7 km in depth

Magnitude uncertainty

±0.06

Depth from

From location

Station coverage gap

135°

Stations used

91

• King Cove, AlaskaPopulation 1,009. Forecast52 kmWSW

After

1. 2.279 km S of False Pass, AlaskaSun, Mar 1, 9:47 PM AKST · 2403 days ago · 55 km deep · 84 km away
2. 3.195 km SE of False Pass, AlaskaMon, Mar 2, 1:30 AM AKST · 2403 days ago · 30 km deep · 88 km away
3. 2.891 km SE of False Pass, AlaskaMon, Mar 2, 5:43 AM AKST · 2402 days ago · 35 km deep · 83 km away
4. 2.227 km N of King Cove, AlaskaMon, Mar 2, 9:48 AM AKST · 2402 days ago · 151 km deep · 69 km away
5. 2.623 km SW of False Pass, AlaskaMon, Mar 2, 7:04 PM AKST · 2402 days ago · 131 km deep · 43 km away
6. 2.681 km SE of False Pass, AlaskaFri, Mar 6, 10:11 PM AKST · 2398 days ago · 18 km deep · 73 km away
7. 2.174 km S of King Cove, AlaskaSun, Mar 8, 6:23 PM AKDT · 2396 days ago · 13 km deep · 75 km away
8. 1.518 km SSW of Cold Bay, AlaskaMon, Mar 9, 4:56 AM AKDT · 2395 days ago · 109 km deep · 23 km away
9. 1.966 km SSW of King Cove, AlaskaWed, Mar 11, 1:54 AM AKDT · 2394 days ago · 23 km deep · 56 km away
10. 1.736 km SE of King Cove, AlaskaWed, Mar 11, 6:09 PM AKDT · 2393 days ago · 22 km deep · 78 km away
11. 2.060 km S of False Pass, AlaskaWed, Mar 11, 6:52 PM AKDT · 2393 days ago · 53 km deep · 66 km away
12. 1.911 km SE of King Cove, AlaskaSat, Mar 14, 4:02 PM AKDT · 2390 days ago · 91 km deep · 56 km away
13. 1.878 km SE of False Pass, AlaskaTue, Mar 17, 4:09 PM AKDT · 2387 days ago · 10 km deep · 68 km away
14. 2.052 km SSW of False Pass, AlaskaTue, Mar 17, 7:45 PM AKDT · 2387 days ago · 86 km deep · 65 km away
15. 1.759 km SE of King Cove, AlaskaTue, Mar 17, 9:11 PM AKDT · 2387 days ago · 64 km deep · 94 km away
16. 1.723 km SSE of King Cove, AlaskaWed, Mar 18, 3:12 PM AKDT · 2386 days ago · 81 km deep · 60 km away
17. 1.654 km S of False Pass, AlaskaThu, Mar 19, 9:24 PM AKDT · 2385 days ago · 53 km deep · 60 km away
18. 2.276 km S of False Pass, AlaskaFri, Mar 20, 4:14 PM AKDT · 2384 days ago · 50 km deep · 82 km away
19. 2.292 km S of False Pass, AlaskaFri, Mar 20, 10:01 PM AKDT · 2384 days ago · 45 km deep · 97 km away
20. 2.796 km SE of False Pass, AlaskaMon, Mar 23, 1:41 AM AKDT · 2382 days ago · 17 km deep · 89 km away
21. 1.763 km SSE of King Cove, AKWed, Mar 25, 6:14 PM AKDT · 2379 days ago · 26 km deep · 89 km away
22. 2.9102 km SE of False Pass, AlaskaWed, Mar 25, 10:11 PM AKDT · 2379 days ago · 12 km deep · 94 km away
23. 2.137 km NNE of King Cove, AlaskaWed, Apr 1, 7:29 PM AKDT · 2372 days ago · 157 km deep · 85 km away
24. 1.743 km SE of False Pass, AlaskaSun, Apr 5, 2:25 AM AKDT · 2369 days ago · 9 km deep · 38 km away
25. 1.662 km SE of King Cove, AlaskaMon, Apr 6, 7:34 AM AKDT · 2367 days ago · 18 km deep · 89 km away
26. 2.01 km ESE of False Pass, AlaskaTue, Apr 7, 4:21 PM AKDT · 2366 days ago · 6 km deep · 21 km away
27. 2.175 km SE of False Pass, AlaskaTue, Apr 7, 11:06 PM AKDT · 2366 days ago · 62 km deep · 66 km away
28. 1.549 km ESE of King Cove, AlaskaThu, Apr 9, 11:14 AM AKDT · 2364 days ago · 83 km deep · 95 km away
29. 2.727 km NNE of King Cove, AlaskaSun, Apr 12, 5:36 AM AKDT · 2361 days ago · 133 km deep · 72 km away
30. 2.856 km SE of False Pass, AlaskaSun, Apr 12, 10:04 AM AKDT · 2361 days ago · 68 km deep · 47 km away
31. 1.928 km SE of False Pass, AlaskaMon, Apr 13, 12:37 AM AKDT · 2361 days ago · 101 km deep · 25 km away
32. 1.748 km SSW of False Pass, AlaskaTue, Apr 14, 10:44 PM AKDT · 2359 days ago · 17 km deep · 61 km away
33. 1.961 km SSE of False Pass, AlaskaSun, Apr 19, 1:38 PM AKDT · 2354 days ago · 59 km deep · 59 km away
34. 2.2Alaska PeninsulaMon, Apr 20, 2:18 AM AKDT · 2354 days ago · 27 km deep · 79 km away
35. 2.087 km SSE of King Cove, AlaskaMon, Apr 20, 11:29 AM AKDT · 2353 days ago · 23 km deep · 99 km away
36. 2.154 km SSW of False Pass, AlaskaMon, Apr 20, 3:54 PM AKDT · 2353 days ago · 108 km deep · 70 km away
37. 1.98 km W of Cold Bay, AlaskaWed, Apr 22, 2:27 AM AKDT · 2352 days ago · 143 km deep · 38 km away
38. 1.721 km ENE of King Cove, AlaskaWed, Apr 22, 9:05 PM AKDT · 2351 days ago · 112 km deep · 74 km away
39. 2.657 km S of False Pass, AlaskaThu, Apr 23, 4:48 AM AKDT · 2350 days ago · 65 km deep · 63 km away
40. 2.054 km SSE of King Cove, AlaskaThu, Apr 23, 5:55 PM AKDT · 2350 days ago · 38 km deep · 80 km away
41. 2.129 km E of False Pass, AlaskaFri, Apr 24, 2:13 AM AKDT · 2350 days ago · 116 km deep · 8 km away
42. 2.762 km SSE of King Cove, AlaskaTue, Apr 28, 3:43 AM AKDT · 2346 days ago · 29 km deep · 87 km away
43. 1.869 km SE of King Cove, AlaskaWed, Apr 29, 8:58 AM AKDT · 2344 days ago · 18 km deep · 96 km away
44. 2.775 km SSW of False Pass, AlaskaWed, Apr 29, 10:19 AM AKDT · 2344 days ago · 62 km deep · 87 km away
45. 1.992 km S of False Pass, AlaskaWed, Apr 29, 10:24 PM AKDT · 2344 days ago · 18 km deep · 97 km away

Before

1. 2.293 km SSE of False Pass, AlaskaWed, Feb 26, 10:06 AM AKST · 2407 days ago · 32 km deep · 91 km away
2. 1.958 km SSW of King Cove, AlaskaWed, Feb 26, 7:47 AM AKST · 2407 days ago · 45 km deep · 51 km away
3. 3.832 km NE of King Cove, AlaskaMon, Feb 24, 5:43 AM AKST · 2409 days ago · 111 km deep · 82 km away
4. 1.957 km SSE of King Cove, AlaskaSun, Feb 23, 1:45 PM AKST · 2410 days ago · 20 km deep · 77 km away
5. 1.652 km SSE of False Pass, AlaskaSat, Feb 22, 10:07 PM AKST · 2411 days ago · 52 km deep · 49 km away
6. 1.869 km SSE of False Pass, AlaskaFri, Feb 21, 6:07 PM AKST · 2412 days ago · 21 km deep · 64 km away
7. 2.023 km ENE of False Pass, AlaskaFri, Feb 21, 8:00 AM AKST · 2412 days ago · 7 km deep · 2 km away
8. 2.564 km SSW of King Cove, AlaskaThu, Feb 20, 10:11 AM AKST · 2413 days ago · 64 km deep · 56 km away
9. 2.238 km SSE of King Cove, AlaskaThu, Feb 20, 12:12 AM AKST · 2414 days ago · 56 km deep · 66 km away
10. 1.959 km SE of King Cove, AlaskaTue, Feb 18, 9:59 PM AKST · 2415 days ago · 58 km deep · 95 km away
11. 2.990 km S of False Pass, AlaskaSat, Feb 15, 10:55 PM AKST · 2418 days ago · 35 km deep · 97 km away
12. 1.51 km NE of False Pass, AlaskaSat, Feb 15, 8:54 PM AKST · 2418 days ago · 5 km deep · 20 km away
13. 2.015 km SSW of Cold Bay, AlaskaThu, Feb 13, 9:00 PM AKST · 2420 days ago · 110 km deep · 27 km away
14. 2.488 km S of False Pass, AlaskaMon, Feb 10, 11:48 PM AKST · 2423 days ago · 61 km deep · 97 km away
15. 3.359 km SE of King Cove, AlaskaSat, Feb 8, 11:11 AM AKST · 2425 days ago · 73 km deep · 94 km away
16. 1.989 km SE of False Pass, AlaskaFri, Feb 7, 1:25 PM AKST · 2426 days ago · 25 km deep · 79 km away
17. 2.062 km SSE of King Cove, AlaskaMon, Feb 3, 12:27 PM AKST · 2430 days ago · 20 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event us600087es (also filed as ak0202t46mi3). Read Tue, Sep 29, 2026, 11:14 PM UTC.