M1.5 earthquake 21 km SSE of Atka, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Jul 25, 2020, 7:23 AM HADT

UTC

2020-07-25 16:23:33 UTC

Depth

59.4 km (36.9 mi), shallow

Epicenter

52.009° N, 174.127° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

After

1. 1.734 km S of Atka, AlaskaSat, Jul 25, 9:14 AM HADT · 2263 days ago · 56 km deep · 18 km away
2. 1.617 km WSW of Atka, AlaskaSat, Jul 25, 10:06 PM HADT · 2262 days ago · 10 km deep · 24 km away
3. 2.234 km W of Atka, AlaskaSun, Jul 26, 1:28 PM HADT · 2262 days ago · 204 km deep · 46 km away
4. 1.646 km SSE of Atka, AlaskaMon, Jul 27, 4:56 AM HADT · 2261 days ago · 42 km deep · 26 km away
5. 1.864 km E of Atka, AlaskaMon, Jul 27, 6:25 AM HADT · 2261 days ago · 6 km deep · 65 km away
6. 3.387 km SE of Atka, AlaskaMon, Jul 27, 8:52 AM HADT · 2261 days ago · 22 km deep · 69 km away
7. 1.662 km E of Atka, AlaskaMon, Jul 27, 5:16 PM HADT · 2260 days ago · 5 km deep · 61 km away
8. 2.779 km SW of Atka, AlaskaMon, Jul 27, 6:18 PM HADT · 2260 days ago · 23 km deep · 67 km away
9. 2.667 km WSW of Atka, AlaskaTue, Jul 28, 9:00 AM HADT · 2260 days ago · 10 km deep · 63 km away
10. 1.958 km NW of Atka, AlaskaTue, Jul 28, 1:42 PM HADT · 2260 days ago · 176 km deep · 78 km away
11. 1.944 km SE of Atka, AlaskaWed, Jul 29, 9:33 AM HADT · 2259 days ago · 10 km deep · 28 km away
12. 3.648 km S of Atka, AlaskaThu, Jul 30, 11:50 AM HADT · 2258 days ago · 30 km deep · 30 km away
13. 1.797 km ESE of Adak, AlaskaFri, Jul 31, 12:43 AM HADT · 2257 days ago · 27 km deep · 94 km away
14. 2.067 km SSW of Atka, AlaskaSat, Aug 1, 12:18 AM HADT · 2256 days ago · 41 km deep · 55 km away
15. 3.564 km ESE of Atka, AlaskaSun, Aug 2, 2:24 AM HADT · 2255 days ago · 51 km deep · 58 km away
16. 1.757 km ESE of Atka, AlaskaSun, Aug 2, 7:10 AM HADT · 2255 days ago · 69 km deep · 46 km away
17. 3.365 km E of Atka, AlaskaSun, Aug 2, 4:25 PM HADT · 2254 days ago · 156 km deep · 65 km away
18. 3.5101 km SW of Atka, AlaskaMon, Aug 3, 8:58 AM HADT · 2254 days ago · 20 km deep · 91 km away
19. 1.689 km SW of Atka, AlaskaMon, Aug 3, 5:50 PM HADT · 2253 days ago · 26 km deep · 82 km away
20. 1.983 km SSE of Atka, AlaskaMon, Aug 3, 10:41 PM HADT · 2253 days ago · 19 km deep · 63 km away
21. 3.930 km ESE of Atka, AlaskaThu, Aug 6, 5:17 AM HADT · 2251 days ago · 83 km deep · 25 km away
22. 2.817 km NE of Atka, AlaskaThu, Aug 6, 10:40 PM HADT · 2250 days ago · 206 km deep · 34 km away
23. 2.914 km W of Atka, AlaskaFri, Aug 7, 3:17 AM HADT · 2250 days ago · 188 km deep · 29 km away
24. 3.081 km E of Adak, AlaskaFri, Aug 7, 3:44 AM HADT · 2250 days ago · 63 km deep · 95 km away
25. 1.660 km SSE of Atka, AlaskaFri, Aug 7, 4:46 AM HADT · 2250 days ago · 41 km deep · 41 km away
26. 1.776 km ESE of Atka, AlaskaFri, Aug 7, 6:37 AM HADT · 2250 days ago · 35 km deep · 65 km away
27. 2.120 km WNW of Atka, AlaskaFri, Aug 7, 8:41 PM HADT · 2249 days ago · 177 km deep · 36 km away
28. 2.013 km E of Atka, AlaskaFri, Aug 7, 10:47 PM HADT · 2249 days ago · 181 km deep · 23 km away
29. 1.975 km S of Atka, AlaskaSat, Aug 8, 4:52 AM HADT · 2249 days ago · 5 km deep · 55 km away
30. 1.687 km SW of Atka, AlaskaSat, Aug 8, 9:41 PM HADT · 2248 days ago · 23 km deep · 79 km away
31. 2.95 km NNE of Atka, AlaskaMon, Aug 10, 12:05 AM HADT · 2247 days ago · 171 km deep · 26 km away
32. 1.926 km SW of Atka, AlaskaMon, Aug 10, 4:13 AM HADT · 2247 days ago · 74 km deep · 20 km away
33. 2.631 km W of Atka, AlaskaMon, Aug 10, 8:04 AM HADT · 2247 days ago · 35 km deep · 42 km away
34. 1.993 km SW of Atka, AlaskaMon, Aug 10, 2:13 PM HADT · 2246 days ago · 25 km deep · 81 km away
35. 2.352 km NE of Atka, AlaskaMon, Aug 10, 9:37 PM HADT · 2246 days ago · 157 km deep · 65 km away
36. 2.6105 km S of Atka, AlaskaTue, Aug 11, 2:29 AM HADT · 2246 days ago · 35 km deep · 86 km away
37. 2.452 km WNW of Atka, AlaskaTue, Aug 11, 4:17 AM HADT · 2246 days ago · 220 km deep · 69 km away
38. 1.965 km SE of Atka, AlaskaTue, Aug 11, 6:33 AM HADT · 2246 days ago · 30 km deep · 49 km away
39. 1.954 km ESE of Atka, AlaskaTue, Aug 11, 11:47 AM HADT · 2246 days ago · 73 km deep · 45 km away
40. 1.783 km SSW of Atka, AlaskaTue, Aug 11, 12:36 PM HADT · 2246 days ago · 15 km deep · 65 km away
41. 2.484 km W of Atka, AlaskaWed, Aug 12, 2:58 AM HADT · 2245 days ago · 242 km deep · 91 km away
42. 1.920 km WSW of Atka, AlaskaWed, Aug 12, 9:09 AM HADT · 2245 days ago · 164 km deep · 24 km away
43. 2.339 km E of Atka, AlaskaWed, Aug 12, 3:29 PM HADT · 2244 days ago · 119 km deep · 44 km away
44. 1.921 km E of Atka, AlaskaThu, Aug 13, 5:06 AM HADT · 2244 days ago · 143 km deep · 23 km away
45. 1.721 km ENE of Atka, AlaskaThu, Aug 13, 10:46 AM HADT · 2244 days ago · 143 km deep · 33 km away
46. 3.128 km NW of Atka, AlaskaThu, Aug 13, 11:08 AM HADT · 2244 days ago · 230 km deep · 47 km away
47. 1.770 km SSW of Atka, AlaskaSat, Aug 15, 8:37 AM HADT · 2242 days ago · 26 km deep · 56 km away
48. 2.868 km ENE of Atka, AlaskaSun, Aug 16, 5:17 PM HADT · 2240 days ago · 194 km deep · 77 km away
49. 1.773 km W of Atka, AlaskaMon, Aug 17, 1:53 AM HADT · 2240 days ago · 86 km deep · 78 km away
50. 1.658 km SW of Atka, AlaskaMon, Aug 17, 11:03 PM HADT · 2239 days ago · 58 km deep · 52 km away
51. 2.336 km NNW of Atka, AlaskaTue, Aug 18, 2:42 AM HADT · 2239 days ago · 193 km deep · 58 km away
52. 1.869 km SE of Atka, AlaskaTue, Aug 18, 4:34 PM HADT · 2238 days ago · 23 km deep · 54 km away
53. 2.683 km NE of Atka, AlaskaThu, Aug 20, 7:07 AM HADT · 2237 days ago · 236 km deep · 99 km away
54. 3.48 km ESE of Atka, AlaskaThu, Aug 20, 10:12 AM HADT · 2237 days ago · 184 km deep · 18 km away
55. 1.824 km SSW of Atka, AlaskaThu, Aug 20, 6:20 PM HADT · 2236 days ago · 171 km deep · 15 km away
56. 1.564 km SSE of Atka, AlaskaThu, Aug 20, 8:40 PM HADT · 2236 days ago · 3 km deep · 43 km away
57. 2.99 km WSW of Atka, AlaskaFri, Aug 21, 4:09 PM HADT · 2235 days ago · 222 km deep · 23 km away
58. 2.8Andreanof Islands, Aleutian Islands, AlaskaSat, Aug 22, 1:49 AM HADT · 2235 days ago · 205 km deep · 41 km away
59. 1.587 km SW of Atka, AlaskaSat, Aug 22, 5:06 AM HADT · 2235 days ago · 28 km deep · 80 km away
60. 1.885 km SE of Atka, AlaskaSat, Aug 22, 3:56 PM HADT · 2234 days ago · 13 km deep · 71 km away

The first 60 of 102.

Before

1. 1.776 km SE of Atka, AlaskaSat, Jul 25, 3:35 AM HADT · 2263 days ago · 40 km deep · 61 km away
2. 1.619 km W of Atka, AlaskaThu, Jul 23, 1:44 PM HADT · 2265 days ago · 19 km deep · 33 km away
3. 2.263 km SSE of Atka, AlaskaThu, Jul 23, 3:02 AM HADT · 2265 days ago · 46 km deep · 42 km away
4. 2.291 km SW of Atka, AlaskaTue, Jul 21, 11:05 PM HADT · 2266 days ago · 25 km deep · 82 km away
5. 2.150 km NW of Atka, AlaskaTue, Jul 21, 11:13 AM HADT · 2267 days ago · 187 km deep · 70 km away
6. 1.665 km SSW of Atka, AlaskaTue, Jul 21, 9:23 AM HADT · 2267 days ago · 22 km deep · 48 km away
7. 1.6108 km ESE of Atka, AlaskaSun, Jul 19, 8:06 PM HADT · 2268 days ago · 10 km deep · 99 km away
8. 1.871 km E of Atka, AlaskaSun, Jul 19, 8:19 AM HADT · 2269 days ago · 200 km deep · 74 km away
9. 1.534 km SE of Atka, AlaskaSun, Jul 19, 4:21 AM HADT · 2269 days ago · 10 km deep · 22 km away
10. 1.69 km N of Atka, AlaskaSun, Jul 19, 12:36 AM HADT · 2269 days ago · 126 km deep · 31 km away
11. 2.7107 km SSE of Atka, AlaskaSat, Jul 18, 10:45 PM HADT · 2269 days ago · 35 km deep · 86 km away
12. 1.644 km S of Atka, AlaskaFri, Jul 17, 9:25 PM HADT · 2270 days ago · 25 km deep · 25 km away
13. 1.630 km ESE of Atka, AlaskaFri, Jul 17, 9:05 PM HADT · 2270 days ago · 16 km deep · 21 km away
14. 1.671 km S of Atka, AlaskaThu, Jul 16, 4:35 PM HADT · 2271 days ago · 18 km deep · 52 km away
15. 1.662 km WSW of Atka, AlaskaThu, Jul 16, 9:30 AM HADT · 2272 days ago · 70 km deep · 61 km away
16. 2.286 km ENE of Atka, AlaskaWed, Jul 15, 10:24 PM HADT · 2272 days ago · 115 km deep · 93 km away
17. 2.5108 km S of Atka, AlaskaWed, Jul 15, 1:10 PM HADT · 2273 days ago · 7 km deep · 88 km away
18. 1.874 km E of Atka, AlaskaWed, Jul 15, 7:53 AM HADT · 2273 days ago · 9 km deep · 73 km away
19. 2.622 km SE of Atka, AlaskaTue, Jul 14, 9:35 AM HADT · 2274 days ago · 216 km deep · 8 km away
20. 2.0100 km S of Atka, AlaskaTue, Jul 14, 5:45 AM HADT · 2274 days ago · 15 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0209ilwrya. Read Mon, Oct 5, 2026, 10:34 AM UTC.