M2.8 earthquake 42 km ENE of Adak, Alaska

Magnitude

2.8 (ml), micro

Local time

Sun, Aug 16, 2020, 5:17 PM HADT

UTC

2020-08-17 02:17:33 UTC

Depth

159.2 km (98.9 mi), intermediate-depth

Epicenter

52.022° N, 176.057° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 15.2 km horizontally, 4.2 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

136°

Stations used

16

After

1. 1.773 km W of Atka, AlaskaMon, Aug 17, 1:53 AM HADT · 2235 days ago · 86 km deep · 55 km away
2. 2.153 km SW of Adak, AlaskaMon, Aug 17, 6:33 AM HADT · 2235 days ago · 37 km deep · 92 km away
3. 2.179 km NE of Adak, AlaskaMon, Aug 17, 8:58 PM HADT · 2234 days ago · 186 km deep · 41 km away
4. 1.658 km SW of Atka, AlaskaMon, Aug 17, 11:03 PM HADT · 2234 days ago · 58 km deep · 86 km away
5. 3.971 km NE of Adak, AlaskaMon, Aug 17, 11:19 PM HADT · 2234 days ago · 154 km deep · 34 km away
6. 3.638 km SE of Adak, AlaskaTue, Aug 18, 4:11 AM HADT · 2234 days ago · 68 km deep · 40 km away
7. 1.835 km ENE of Adak, AlaskaTue, Aug 18, 11:31 PM HADT · 2233 days ago · 128 km deep · 8 km away
8. 2.055 km WNW of Adak, AlaskaThu, Aug 20, 12:06 PM HADT · 2232 days ago · 157 km deep · 91 km away
9. 1.953 km ENE of Adak, AlaskaThu, Aug 20, 10:07 PM HADT · 2231 days ago · 218 km deep · 11 km away
10. 1.867 km SE of Adak, AlaskaFri, Aug 21, 8:02 AM HADT · 2231 days ago · 25 km deep · 56 km away
11. 1.587 km SW of Atka, AlaskaSat, Aug 22, 5:06 AM HADT · 2230 days ago · 28 km deep · 71 km away
12. 1.767 km SW of Atka, AlaskaSun, Aug 23, 6:05 AM HADT · 2229 days ago · 40 km deep · 83 km away
13. 2.018 km ESE of Adak, AlaskaSun, Aug 23, 10:20 AM HADT · 2229 days ago · 80 km deep · 31 km away
14. 3.459 km SSW of Adak, AlaskaSun, Aug 23, 1:02 PM HADT · 2229 days ago · 35 km deep · 91 km away
15. 1.558 km SE of Adak, AlaskaSun, Aug 23, 5:21 PM HADT · 2229 days ago · 26 km deep · 65 km away
16. 2.770 km ENE of Adak, AlaskaMon, Aug 24, 1:35 AM HADT · 2228 days ago · 152 km deep · 27 km away
17. 3.054 km SW of Atka, AlaskaMon, Aug 24, 7:09 AM HADT · 2228 days ago · 75 km deep · 89 km away
18. 1.829 km ESE of Adak, AlaskaMon, Aug 24, 10:17 AM HADT · 2228 days ago · 65 km deep · 28 km away
19. 1.957 km SSE of Adak, AlaskaMon, Aug 24, 3:15 PM HADT · 2228 days ago · 27 km deep · 75 km away
20. 4.072 km NE of Adak, AlaskaMon, Aug 24, 6:07 PM HADT · 2228 days ago · 153 km deep · 34 km away
21. 2.147 km NE of Adak, AlaskaMon, Aug 24, 8:28 PM HADT · 2228 days ago · 130 km deep · 14 km away
22. 1.976 km ENE of Adak, AlaskaTue, Aug 25, 11:20 AM HADT · 2227 days ago · 162 km deep · 35 km away
23. 2.679 km SW of Atka, AlaskaTue, Aug 25, 4:47 PM HADT · 2227 days ago · 25 km deep · 91 km away
24. 1.958 km ENE of Adak, AlaskaTue, Aug 25, 5:56 PM HADT · 2227 days ago · 123 km deep · 16 km away
25. 2.370 km NNE of Adak, AlaskaWed, Aug 26, 12:47 AM HADT · 2226 days ago · 217 km deep · 44 km away
26. 2.040 km E of Adak, AlaskaWed, Aug 26, 2:28 AM HADT · 2226 days ago · 130 km deep · 12 km away
27. 1.6102 km ESE of Adak, AlaskaWed, Aug 26, 2:29 PM HADT · 2226 days ago · 30 km deep · 78 km away
28. 1.828 km SSW of Adak, AlaskaWed, Aug 26, 11:43 PM HADT · 2225 days ago · 58 km deep · 65 km away
29. 2.028 km NE of Adak, AlaskaThu, Aug 27, 4:20 AM HADT · 2225 days ago · 205 km deep · 20 km away
30. 1.914 km WNW of Adak, AlaskaThu, Aug 27, 4:22 AM HADT · 2225 days ago · 188 km deep · 53 km away
31. 1.651 km SW of Adak, AlaskaThu, Aug 27, 11:38 AM HADT · 2225 days ago · 31 km deep · 92 km away
32. 1.685 km WSW of Atka, AlaskaFri, Aug 28, 9:16 PM HADT · 2223 days ago · 59 km deep · 52 km away
33. 2.618 km S of Adak, AlaskaFri, Aug 28, 11:19 PM HADT · 2223 days ago · 66 km deep · 50 km away
34. 2.7102 km ESE of Adak, AlaskaSat, Aug 29, 1:52 PM HADT · 2223 days ago · 35 km deep · 78 km away
35. 1.843 km SSW of Adak, AlaskaSat, Aug 29, 4:27 PM HADT · 2223 days ago · 62 km deep · 82 km away
36. 1.596 km ESE of Adak, AlaskaSat, Aug 29, 7:40 PM HADT · 2223 days ago · 26 km deep · 73 km away
37. 2.551 km SW of Adak, AlaskaSun, Aug 30, 7:56 AM HADT · 2222 days ago · 33 km deep · 92 km away
38. 1.550 km ESE of Adak, AlaskaSun, Aug 30, 9:13 AM HADT · 2222 days ago · 50 km deep · 43 km away
39. 1.794 km ESE of Adak, AlaskaSun, Aug 30, 7:42 PM HADT · 2222 days ago · 33 km deep · 66 km away
40. 1.539 km SSE of Adak, AlaskaMon, Aug 31, 5:32 PM HADT · 2221 days ago · 36 km deep · 60 km away
41. 2.568 km SSE of Adak, AlaskaTue, Sep 1, 11:33 PM HADT · 2219 days ago · 34 km deep · 85 km away
42. 2.054 km SSE of Adak, AlaskaWed, Sep 2, 7:13 PM HADT · 2219 days ago · 24 km deep · 71 km away
43. 1.541 km SW of Adak, AlaskaThu, Sep 3, 8:43 PM HADT · 2217 days ago · 39 km deep · 81 km away
44. 1.662 km SSW of Adak, AlaskaThu, Sep 3, 11:01 PM HADT · 2217 days ago · 22 km deep · 97 km away
45. 1.637 km SSE of Adak, AlaskaFri, Sep 4, 3:06 AM HADT · 2217 days ago · 34 km deep · 57 km away
46. 2.074 km ENE of Adak, AlaskaFri, Sep 4, 3:15 AM HADT · 2217 days ago · 91 km deep · 33 km away
47. 1.766 km SW of Atka, AlaskaSat, Sep 5, 8:20 PM HADT · 2216 days ago · 9 km deep · 87 km away
48. 1.815 km S of Adak, AlaskaSun, Sep 6, 4:21 AM HADT · 2215 days ago · 66 km deep · 51 km away
49. 1.965 km SE of Adak, AlaskaSun, Sep 6, 5:28 AM HADT · 2215 days ago · 26 km deep · 61 km away
50. 2.145 km ENE of Adak, AlaskaMon, Sep 7, 1:39 AM HADT · 2214 days ago · 127 km deep · 4 km away
51. 1.684 km WSW of Atka, AlaskaMon, Sep 7, 7:22 AM HADT · 2214 days ago · 72 km deep · 53 km away
52. 1.858 km SSE of Adak, AlaskaMon, Sep 7, 7:32 AM HADT · 2214 days ago · 25 km deep · 67 km away
53. 2.637 km SSE of Adak, AlaskaMon, Sep 7, 11:22 AM HADT · 2214 days ago · 46 km deep · 57 km away
54. 2.651 km SW of Adak, AlaskaMon, Sep 7, 6:22 PM HADT · 2214 days ago · 57 km deep · 92 km away
55. 1.743 km SSW of Adak, AlaskaWed, Sep 9, 4:01 PM HADT · 2212 days ago · 57 km deep · 81 km away
56. 1.537 km S of Adak, AlaskaWed, Sep 9, 7:37 PM HADT · 2212 days ago · 37 km deep · 68 km away
57. 1.953 km SE of Adak, AlaskaThu, Sep 10, 1:40 AM HADT · 2211 days ago · 26 km deep · 60 km away
58. 1.555 km SE of Adak, AlaskaThu, Sep 10, 6:18 AM HADT · 2211 days ago · 24 km deep · 61 km away
59. 2.463 km NE of Adak, AlaskaThu, Sep 10, 5:07 PM HADT · 2211 days ago · 210 km deep · 32 km away
60. 1.875 km SE of Adak, AlaskaFri, Sep 11, 11:21 AM HADT · 2210 days ago · 23 km deep · 71 km away

The first 60 of 152.

Before

1. 2.067 km NE of Adak, AlaskaSat, Aug 15, 12:56 AM HADT · 2237 days ago · 176 km deep · 28 km away
2. 1.757 km SSE of Adak, AlaskaFri, Aug 14, 7:34 PM HADT · 2238 days ago · 22 km deep · 67 km away
3. 1.525 km NNE of Adak, AlaskaFri, Aug 14, 4:03 AM HADT · 2238 days ago · 161 km deep · 27 km away
4. 1.567 km SSE of Adak, AlaskaThu, Aug 13, 3:25 AM HADT · 2239 days ago · 19 km deep · 75 km away
5. 1.618 km SE of Adak, AlaskaWed, Aug 12, 6:25 PM HADT · 2240 days ago · 67 km deep · 39 km away
6. 3.161 km SE of Adak, AlaskaWed, Aug 12, 5:34 PM HADT · 2240 days ago · 35 km deep · 57 km away
7. 1.811 km S of Adak, AlaskaWed, Aug 12, 4:39 PM HADT · 2240 days ago · 84 km deep · 49 km away
8. 2.484 km W of Atka, AlaskaWed, Aug 12, 2:58 AM HADT · 2240 days ago · 242 km deep · 45 km away
9. 3.018 km S of Adak, AlaskaTue, Aug 11, 12:44 PM HADT · 2241 days ago · 69 km deep · 52 km away
10. 1.859 km SE of Adak, AlaskaTue, Aug 11, 10:41 AM HADT · 2241 days ago · 53 km deep · 63 km away
11. 2.452 km WNW of Atka, AlaskaTue, Aug 11, 4:17 AM HADT · 2241 days ago · 220 km deep · 92 km away
12. 1.993 km SW of Atka, AlaskaMon, Aug 10, 2:13 PM HADT · 2242 days ago · 25 km deep · 89 km away
13. 2.631 km W of Atka, AlaskaMon, Aug 10, 8:04 AM HADT · 2242 days ago · 35 km deep · 97 km away
14. 3.656 km SSW of Adak, AlaskaSun, Aug 9, 4:43 AM HADT · 2243 days ago · 35 km deep · 95 km away
15. 1.687 km SW of Atka, AlaskaSat, Aug 8, 9:41 PM HADT · 2243 days ago · 23 km deep · 76 km away
16. 2.160 km SE of Adak, AlaskaFri, Aug 7, 9:58 PM HADT · 2244 days ago · 30 km deep · 59 km away
17. 2.053 km S of Adak, AlaskaFri, Aug 7, 7:36 AM HADT · 2245 days ago · 26 km deep · 84 km away
18. 3.081 km E of Adak, AlaskaFri, Aug 7, 3:44 AM HADT · 2245 days ago · 63 km deep · 49 km away
19. 1.965 km ESE of Adak, AlaskaFri, Aug 7, 1:36 AM HADT · 2245 days ago · 28 km deep · 51 km away
20. 1.539 km SSE of Adak, AlaskaThu, Aug 6, 10:10 PM HADT · 2245 days ago · 35 km deep · 57 km away

From the USGS Earthquake Hazards Program and its partner networks, event us7000bhnt. Read Wed, Sep 30, 2026, 5:06 PM UTC.