M1.8 earthquake 172 km WSW of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sun, Sep 6, 2020, 9:06 AM HADT

UTC

2020-09-06 18:06:35 UTC

Depth

21.8 km (13.5 mi), shallow

Epicenter

51.178° N, 178.848° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

21

After

1. 4.3238 km WSW of Adak, AlaskaSun, Sep 6, 6:19 AM GMT-12 · 2220 days ago · 47 km deep · 68 km away
2. 2.5238 km WSW of Adak, AlaskaSun, Sep 6, 9:24 AM HADT · 2220 days ago · 12 km deep · 66 km away
3. 4.1235 km WSW of Adak, AlaskaSun, Sep 6, 9:39 AM HADT · 2220 days ago · 40 km deep · 64 km away
4. 2.2238 km WSW of Adak, AlaskaSun, Sep 6, 6:54 AM GMT-12 · 2220 days ago · 15 km deep · 71 km away
5. 2.6101 km SW of Adak, AlaskaSun, Sep 6, 12:40 PM HADT · 2220 days ago · 35 km deep · 84 km away
6. 1.9238 km WSW of Adak, AlaskaSun, Sep 6, 1:41 PM HADT · 2219 days ago · 10 km deep · 67 km away
7. 2.0234 km WSW of Adak, AlaskaSun, Sep 6, 1:56 PM HADT · 2219 days ago · 25 km deep · 63 km away
8. 1.7140 km WSW of Adak, AlaskaMon, Sep 7, 6:27 AM HADT · 2219 days ago · 25 km deep · 32 km away
9. 1.8145 km W of Adak, AlaskaMon, Sep 7, 2:45 PM HADT · 2218 days ago · 9 km deep · 55 km away
10. 1.7239 km WSW of Adak, AlaskaTue, Sep 8, 12:54 AM GMT-12 · 2218 days ago · 18 km deep · 73 km away
11. 1.796 km SW of Adak, AlaskaTue, Sep 8, 5:54 AM HADT · 2218 days ago · 40 km deep · 83 km away
12. 1.8244 km WSW of Adak, AlaskaTue, Sep 8, 6:36 AM GMT-12 · 2218 days ago · 16 km deep · 74 km away
13. 1.5127 km W of Adak, AlaskaTue, Sep 8, 1:14 PM HADT · 2217 days ago · 14 km deep · 78 km away
14. 2.0251 km WSW of Adak, AlaskaWed, Sep 9, 8:03 PM GMT+12 · 2217 days ago · 58 km deep · 98 km away
15. 1.9107 km SW of Adak, AlaskaWed, Sep 9, 2:04 AM HADT · 2217 days ago · 20 km deep · 83 km away
16. 2.6140 km WSW of Adak, AlaskaWed, Sep 9, 12:29 PM HADT · 2217 days ago · 35 km deep · 35 km away
17. 1.7166 km WSW of Adak, AlaskaWed, Sep 9, 10:10 PM HADT · 2216 days ago · 20 km deep · 6 km away
18. 1.9189 km WSW of Adak, AlaskaThu, Sep 10, 4:58 AM HADT · 2216 days ago · 31 km deep · 34 km away
19. 1.9143 km WSW of Adak, AlaskaThu, Sep 10, 7:17 AM HADT · 2216 days ago · 23 km deep · 30 km away
20. 2.2216 km W of Adak, AlaskaThu, Sep 10, 5:23 PM HADT · 2215 days ago · 99 km deep · 96 km away
21. 2.1239 km WSW of Adak, AlaskaThu, Sep 10, 2:26 PM GMT-12 · 2215 days ago · 8 km deep · 68 km away
22. 1.587 km WSW of Adak, AlaskaFri, Sep 11, 3:35 AM HADT · 2215 days ago · 27 km deep · 85 km away
23. 2.3191 km WSW of Adak, AlaskaFri, Sep 11, 8:35 AM HADT · 2215 days ago · 20 km deep · 27 km away
24. 3.5103 km W of Adak, AlaskaFri, Sep 11, 9:58 AM HADT · 2215 days ago · 17 km deep · 88 km away
25. 3.3154 km WSW of Adak, AlaskaSat, Sep 12, 6:53 AM HADT · 2214 days ago · 10 km deep · 18 km away
26. 1.5141 km WSW of Adak, AlaskaSat, Sep 12, 4:54 PM HADT · 2213 days ago · 11 km deep · 34 km away
27. 1.676 km SW of Adak, AlaskaSun, Sep 13, 12:13 PM HADT · 2213 days ago · 38 km deep · 98 km away
28. 3.0146 km SW of Adak, AlaskaSun, Sep 13, 7:06 PM HADT · 2212 days ago · 29 km deep · 32 km away
29. 2.7109 km W of Adak, AlaskaMon, Sep 14, 7:11 PM HADT · 2211 days ago · 177 km deep · 97 km away
30. 1.688 km SW of Adak, AlaskaWed, Sep 16, 10:18 AM HADT · 2210 days ago · 29 km deep · 87 km away
31. 2.0111 km WSW of Adak, AlaskaThu, Sep 17, 9:19 AM HADT · 2209 days ago · 13 km deep · 63 km away
32. 1.7102 km SW of Adak, AlaskaThu, Sep 17, 4:04 PM HADT · 2208 days ago · 26 km deep · 80 km away
33. 1.8206 km W of Adak, AlaskaFri, Sep 18, 6:37 AM HADT · 2208 days ago · 85 km deep · 74 km away
34. 2.0151 km WSW of Adak, AlaskaFri, Sep 18, 8:32 AM HADT · 2208 days ago · 22 km deep · 23 km away
35. 2.1126 km W of Adak, AlaskaFri, Sep 18, 1:07 PM HADT · 2207 days ago · 127 km deep · 79 km away
36. 2.0112 km W of Adak, AlaskaFri, Sep 18, 1:43 PM HADT · 2207 days ago · 90 km deep · 77 km away
37. 1.8246 km WSW of Adak, AlaskaSat, Sep 19, 1:46 PM GMT+12 · 2207 days ago · 45 km deep · 83 km away
38. 1.9119 km SW of Adak, AlaskaFri, Sep 18, 6:59 PM HADT · 2207 days ago · 26 km deep · 58 km away
39. 1.5141 km WSW of Adak, AlaskaFri, Sep 18, 10:42 PM HADT · 2207 days ago · 23 km deep · 31 km away
40. 2.679 km WSW of Adak, AlaskaSat, Sep 19, 1:49 AM HADT · 2207 days ago · 77 km deep · 96 km away
41. 1.7213 km WSW of Adak, AlaskaSat, Sep 19, 1:51 AM HADT · 2207 days ago · 52 km deep · 68 km away
42. 3.4217 km WSW of Adak, AlaskaSat, Sep 19, 4:07 PM HADT · 2206 days ago · 10 km deep · 58 km away
43. 2.9201 km WSW of Adak, AlaskaTue, Sep 22, 12:11 AM HADT · 2204 days ago · 74 km deep · 59 km away
44. 2.2186 km WSW of Adak, AlaskaTue, Sep 22, 4:52 AM HADT · 2204 days ago · 23 km deep · 15 km away
45. 3.0112 km SW of Adak, AlaskaTue, Sep 22, 1:49 PM HADT · 2203 days ago · 35 km deep · 67 km away
46. 1.7120 km SW of Adak, AlaskaTue, Sep 22, 8:09 PM HADT · 2203 days ago · 22 km deep · 63 km away
47. 1.5131 km WSW of Adak, AlaskaWed, Sep 23, 2:33 AM HADT · 2203 days ago · 10 km deep · 50 km away
48. 3.7240 km WSW of Adak, AlaskaThu, Sep 24, 7:58 AM GMT+12 · 2203 days ago · 19 km deep · 89 km away
49. 1.8244 km WSW of Adak, AlaskaThu, Sep 24, 8:20 AM GMT+12 · 2203 days ago · 26 km deep · 94 km away
50. 1.6241 km WSW of Adak, AlaskaThu, Sep 24, 8:56 AM GMT+12 · 2203 days ago · 13 km deep · 91 km away
51. 1.6152 km WSW of Adak, AlaskaWed, Sep 23, 5:18 PM HADT · 2202 days ago · 18 km deep · 34 km away
52. 1.8131 km WSW of Adak, AlaskaWed, Sep 23, 6:46 PM HADT · 2202 days ago · 32 km deep · 40 km away
53. 2.2120 km SW of Adak, AlaskaThu, Sep 24, 12:07 AM HADT · 2202 days ago · 26 km deep · 60 km away
54. 1.8193 km WSW of Adak, AlaskaThu, Sep 24, 1:44 AM HADT · 2202 days ago · 68 km deep · 45 km away
55. 2.0213 km W of Adak, AlaskaThu, Sep 24, 7:52 AM HADT · 2202 days ago · 144 km deep · 95 km away
56. 1.8246 km WSW of Adak, AlaskaFri, Sep 25, 5:51 AM GMT+12 · 2202 days ago · 26 km deep · 92 km away
57. 1.5118 km WSW of Adak, AlaskaThu, Sep 24, 12:24 PM HADT · 2202 days ago · 28 km deep · 54 km away
58. 1.5145 km WSW of Adak, AlaskaThu, Sep 24, 3:15 PM HADT · 2201 days ago · 8 km deep · 32 km away
59. 1.7121 km WSW of Adak, AlaskaThu, Sep 24, 11:47 PM HADT · 2201 days ago · 51 km deep · 52 km away
60. 2.2202 km WSW of Adak, AlaskaFri, Sep 25, 9:42 PM HADT · 2200 days ago · 5 km deep · 31 km away

The first 60 of 152.

Before

1. 4.5170 km WSW of Adak, AlaskaSun, Sep 6, 8:30 AM HADT · 2220 days ago · 50 km deep · 19 km away
2. 2.4237 km WSW of Adak, AlaskaSun, Sep 6, 12:15 AM HADT · 2220 days ago · 13 km deep · 65 km away
3. 2.689 km WSW of Adak, AlaskaSat, Sep 5, 3:55 PM HADT · 2220 days ago · 64 km deep · 82 km away
4. 1.8145 km WSW of Adak, AlaskaSat, Sep 5, 12:07 PM HADT · 2221 days ago · 7 km deep · 34 km away
5. 2.0127 km W of Adak, AlaskaFri, Sep 4, 11:41 PM HADT · 2221 days ago · 11 km deep · 76 km away
6. 4.6125 km W of Adak, AlaskaFri, Sep 4, 8:14 PM HADT · 2221 days ago · 18 km deep · 73 km away · felt by 1
7. 2.0176 km WSW of Adak, AlaskaFri, Sep 4, 7:06 AM HADT · 2222 days ago · 29 km deep · 21 km away
8. 1.8132 km WSW of Adak, AlaskaThu, Sep 3, 4:01 PM HADT · 2222 days ago · 21 km deep · 41 km away
9. 2.182 km WSW of Adak, AlaskaThu, Sep 3, 3:34 PM HADT · 2222 days ago · 55 km deep · 90 km away
10. 4.4138 km WSW of Adak, AlaskaThu, Sep 3, 2:35 PM HADT · 2222 days ago · 35 km deep · 34 km away · felt by 1
11. 1.8192 km WSW of Adak, AlaskaWed, Sep 2, 7:21 PM HADT · 2223 days ago · 22 km deep · 28 km away
12. 3.8149 km WSW of Adak, AlaskaWed, Sep 2, 6:47 PM HADT · 2223 days ago · 35 km deep · 25 km away
13. 1.6143 km W of Adak, AlaskaWed, Sep 2, 4:32 PM HADT · 2223 days ago · 10 km deep · 55 km away
14. 3.2232 km WSW of Adak, AlaskaTue, Sep 1, 9:43 PM HADT · 2224 days ago · 15 km deep · 73 km away
15. 4.0235 km WSW of Adak, AlaskaTue, Sep 1, 6:00 PM HADT · 2224 days ago · 19 km deep · 74 km away
16. 2.4238 km WSW of Adak, AlaskaMon, Aug 31, 11:59 PM GMT-12 · 2225 days ago · 11 km deep · 69 km away
17. 1.8130 km WSW of Adak, AlaskaMon, Aug 31, 10:46 PM HADT · 2225 days ago · 25 km deep · 42 km away
18. 3.2149 km SW of Adak, AlaskaMon, Aug 31, 12:10 PM HADT · 2226 days ago · 30 km deep · 33 km away
19. 1.7109 km WSW of Adak, AlaskaMon, Aug 31, 9:41 AM HADT · 2226 days ago · 21 km deep · 63 km away
20. 1.9135 km WSW of Adak, AlaskaMon, Aug 31, 8:46 AM HADT · 2226 days ago · 26 km deep · 38 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak020bhr3xd6. Read Mon, Oct 5, 2026, 9:31 AM UTC.