M1.8 earthquake 271 km W of Adak, Alaska

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Mar 9, 2026, 3:59 PM GMT+12

UTC

2026-03-09 03:59:47 UTC

Depth

23.6 km (14.7 mi), shallow

Epicenter

51.560° N, 179.463° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 4.9 km horizontally, 5.2 km in depth

Magnitude uncertainty

±0.30

Station coverage gap

119°

Stations used

11

After

1. 3.0Rat Islands, Aleutian Islands, AlaskaMon, Mar 9, 6:58 PM GMT+12 · 207 days ago · 75 km deep · 55 km away
2. 2.2202 km W of Adak, AlaskaMon, Mar 9, 1:14 AM HADT · 207 days ago · 17 km deep · 70 km away
3. 2.5259 km WSW of Adak, AlaskaMon, Mar 9, 11:45 PM GMT+12 · 207 days ago · 55 km deep · 22 km away
4. 3.1299 km W of Adak, AlaskaTue, Mar 10, 2:21 AM GMT+12 · 207 days ago · 32 km deep · 28 km away
5. 2.9Rat Islands, Aleutian Islands, AlaskaThu, Mar 12, 10:22 AM GMT+12 · 204 days ago · 45 km deep · 74 km away
6. 2.9259 km W of Adak, AlaskaThu, Mar 12, 12:02 PM GMT+12 · 204 days ago · 79 km deep · 13 km away
7. 2.3188 km WSW of Adak, AlaskaThu, Mar 12, 4:00 AM HADT · 204 days ago · 19 km deep · 100 km away
8. 2.7253 km WSW of Adak, AlaskaFri, Mar 13, 3:47 PM GMT+12 · 203 days ago · 36 km deep · 33 km away
9. 3.5268 km W of Adak, AlaskaFri, Mar 13, 7:36 PM GMT+12 · 203 days ago · 81 km deep · 5 km away
10. 2.9Rat Islands, Aleutian Islands, AlaskaFri, Mar 13, 8:04 PM GMT+12 · 203 days ago · 58 km deep · 74 km away
11. 1.6Rat Islands, Aleutian Islands, AlaskaSun, Mar 15, 1:06 AM GMT+12 · 202 days ago · 8 km deep · 86 km away
12. 2.7244 km W of Adak, AlaskaMon, Mar 16, 5:48 PM GMT+12 · 200 days ago · 180 km deep · 75 km away
13. 2.2Rat Islands, Aleutian Islands, AlaskaTue, Mar 17, 8:15 PM GMT+12 · 199 days ago · 49 km deep · 59 km away
14. 2.1Rat Islands, Aleutian Islands, AlaskaWed, Mar 18, 6:25 AM GMT+12 · 198 days ago · 96 km deep · 63 km away
15. 3.1Rat Islands, Aleutian Islands, AlaskaWed, Mar 18, 3:27 PM GMT+12 · 198 days ago · 92 km deep · 69 km away
16. 4.0230 km W of Adak, AlaskaWed, Mar 18, 7:57 AM HADT · 197 days ago · 88 km deep · 42 km away
17. 2.6Rat Islands, Aleutian Islands, AlaskaThu, Mar 19, 8:33 AM GMT+12 · 197 days ago · 70 km deep · 100 km away
18. 2.4212 km W of Adak, AlaskaWed, Mar 18, 12:02 PM HADT · 197 days ago · 136 km deep · 62 km away
19. 2.3282 km W of Adak, AlaskaThu, Mar 19, 6:41 PM GMT+12 · 197 days ago · 76 km deep · 13 km away
20. 2.5281 km WSW of Adak, AlaskaThu, Mar 19, 9:41 PM GMT+12 · 197 days ago · 41 km deep · 30 km away
21. 2.0230 km WSW of Adak, AlaskaThu, Mar 19, 5:55 AM HADT · 196 days ago · 67 km deep · 47 km away
22. 2.2203 km W of Adak, AlaskaThu, Mar 19, 6:20 AM HADT · 196 days ago · 80 km deep · 68 km away
23. 2.3Rat Islands, Aleutian Islands, AlaskaFri, Mar 20, 1:00 PM GMT+12 · 196 days ago · 39 km deep · 53 km away
24. 2.1Rat Islands, Aleutian Islands, AlaskaFri, Mar 20, 1:24 PM GMT+12 · 196 days ago · 108 km deep · 75 km away
25. 2.1285 km WSW of Adak, AlaskaFri, Mar 20, 8:15 PM GMT+12 · 196 days ago · 60 km deep · 20 km away
26. 2.4251 km WSW of Adak, AlaskaSat, Mar 21, 3:04 PM GMT+12 · 195 days ago · 10 km deep · 30 km away
27. 3.0Rat Islands, Aleutian Islands, AlaskaSun, Mar 22, 5:39 AM GMT+12 · 194 days ago · 65 km deep · 56 km away
28. 2.8248 km WSW of Adak, AlaskaSun, Mar 22, 2:25 AM GMT-12 · 194 days ago · 10 km deep · 79 km away
29. 3.8261 km WSW of Adak, AlaskaMon, Mar 23, 11:15 AM GMT+12 · 193 days ago · 60 km deep · 24 km away
30. 2.6217 km WSW of Adak, AlaskaWed, Mar 25, 4:53 AM HADT · 191 days ago · 66 km deep · 56 km away
31. 2.8225 km W of Adak, AlaskaThu, Mar 26, 12:18 PM HADT · 189 days ago · 90 km deep · 46 km away
32. 3.8Rat Islands, Aleutian Islands, AlaskaFri, Mar 27, 4:04 PM GMT+12 · 189 days ago · 132 km deep · 88 km away
33. 2.5Rat Islands, Aleutian Islands, AlaskaSat, Mar 28, 4:28 PM GMT+12 · 188 days ago · 99 km deep · 48 km away
34. 2.7238 km WSW of Adak, AlaskaSat, Mar 28, 1:48 AM GMT-12 · 188 days ago · 10 km deep · 83 km away
35. 2.5236 km W of Adak, AlaskaSat, Mar 28, 1:56 PM HADT · 187 days ago · 146 km deep · 78 km away
36. 3.2202 km W of Adak, AlaskaSat, Mar 28, 7:31 PM HADT · 187 days ago · 82 km deep · 70 km away
37. 2.5296 km WSW of Adak, AlaskaMon, Mar 30, 1:42 AM GMT+12 · 187 days ago · 19 km deep · 55 km away
38. 2.8296 km WSW of Adak, AlaskaMon, Mar 30, 2:59 AM GMT+12 · 186 days ago · 35 km deep · 57 km away
39. 2.3193 km WSW of Adak, AlaskaSun, Mar 29, 6:33 AM HADT · 186 days ago · 28 km deep · 95 km away
40. 2.5259 km W of Adak, AlaskaMon, Mar 30, 9:45 AM GMT+12 · 186 days ago · 129 km deep · 21 km away
41. 2.3221 km W of Adak, AlaskaSun, Mar 29, 9:46 PM HADT · 186 days ago · 93 km deep · 58 km away
42. 2.9Rat Islands, Aleutian Islands, AlaskaTue, Mar 31, 7:54 AM GMT+12 · 185 days ago · 35 km deep · 50 km away
43. 2.6Rat Islands, Aleutian Islands, AlaskaTue, Mar 31, 10:30 AM GMT+12 · 185 days ago · 31 km deep · 53 km away
44. 2.0Rat Islands, Aleutian Islands, AlaskaThu, Apr 2, 4:50 PM GMT+12 · 183 days ago · 124 km deep · 68 km away
45. 3.2195 km WSW of Adak, AlaskaThu, Apr 2, 2:39 AM HADT · 183 days ago · 18 km deep · 97 km away
46. 4.5Rat Islands, Aleutian Islands, AlaskaSat, Apr 4, 9:39 PM GMT+12 · 181 days ago · 22 km deep · 79 km away
47. 1.5Rat Islands, Aleutian Islands, AlaskaSat, Apr 11, 6:42 AM GMT+12 · 174 days ago · 12 km deep · 87 km away
48. 2.6Rat Islands, Aleutian Islands, AlaskaSat, Apr 11, 6:20 PM GMT+12 · 174 days ago · 45 km deep · 49 km away
49. 2.6273 km WSW of Adak, AlaskaSun, Apr 12, 12:31 PM GMT+12 · 173 days ago · 31 km deep · 42 km away
50. 2.9242 km WSW of Adak, AlaskaSat, Apr 11, 2:02 PM GMT-12 · 173 days ago · 8 km deep · 83 km away
51. 2.8298 km W of Adak, AlaskaMon, Apr 13, 6:40 PM GMT+12 · 172 days ago · 69 km deep · 27 km away
52. 2.5Rat Islands, Aleutian Islands, AlaskaFri, Apr 17, 1:59 AM GMT+12 · 169 days ago · 10 km deep · 98 km away
53. 5.0209 km WSW of Adak, AlaskaSat, Apr 18, 4:15 AM HADT · 167 days ago · 38 km deep · 67 km away
54. 1.5257 km W of Adak, AlaskaMon, Apr 20, 4:10 AM GMT+12 · 165 days ago · 6 km deep · 40 km away
55. 4.7294 km WSW of Adak, AlaskaMon, Apr 20, 9:54 PM GMT+12 · 165 days ago · 35 km deep · 52 km away
56. 2.9242 km WSW of Adak, AlaskaMon, Apr 20, 8:24 PM GMT-12 · 164 days ago · 10 km deep · 69 km away
57. 3.0Rat Islands, Aleutian Islands, AlaskaSat, Apr 25, 5:24 PM GMT+12 · 160 days ago · 99 km deep · 65 km away
58. 3.7Rat Islands, Aleutian Islands, AlaskaSun, Apr 26, 4:47 AM GMT+12 · 159 days ago · 20 km deep · 78 km away
59. 3.6Rat Islands, Aleutian Islands, AlaskaFri, May 1, 6:15 AM GMT+12 · 154 days ago · 114 km deep · 85 km away
60. 2.5204 km WSW of Adak, AlaskaThu, Apr 30, 7:55 PM HADT · 154 days ago · 35 km deep · 84 km away

The first 60 of 68.

Before

1. 2.1Rat Islands, Aleutian Islands, AlaskaMon, Mar 9, 11:54 AM GMT+12 · 207 days ago · 173 km deep · 91 km away
2. 2.5298 km WSW of Adak, AlaskaSun, Mar 8, 1:05 PM GMT+12 · 208 days ago · 30 km deep · 61 km away
3. 3.3248 km WSW of Adak, AlaskaSat, Mar 7, 1:59 AM GMT-12 · 209 days ago · 13 km deep · 62 km away
4. 4.4255 km WSW of Adak, AlaskaThu, Mar 5, 12:59 AM GMT-12 · 211 days ago · 10 km deep · 82 km away
5. 3.0247 km WSW of Adak, AlaskaWed, Mar 4, 3:59 AM GMT-12 · 211 days ago · 8 km deep · 61 km away
6. 3.9Rat Islands, Aleutian Islands, AlaskaWed, Mar 4, 6:08 PM GMT+12 · 212 days ago · 10 km deep · 90 km away
7. 3.8Rat Islands, Aleutian Islands, AlaskaTue, Mar 3, 2:22 AM GMT+12 · 214 days ago · 146 km deep · 98 km away
8. 3.9249 km WSW of Adak, AlaskaSun, Feb 22, 10:58 PM GMT-12 · 221 days ago · 9 km deep · 88 km away
9. 2.1Rat Islands, Aleutian Islands, AlaskaMon, Feb 23, 3:17 AM GMT+12 · 221 days ago · 11 km deep · 88 km away
10. 1.5259 km W of Adak, AlaskaSun, Feb 22, 10:01 PM GMT+12 · 222 days ago · 12 km deep · 39 km away
11. 3.8258 km WNW of Adak, AlaskaSun, Feb 22, 5:02 PM GMT+12 · 222 days ago · 182 km deep · 95 km away
12. 3.5Rat Islands, Aleutian Islands, AlaskaSat, Feb 21, 8:07 PM GMT+12 · 223 days ago · 32 km deep · 82 km away
13. 4.7225 km W of Adak, AlaskaWed, Feb 18, 8:37 PM HAST · 225 days ago · 127 km deep · 67 km away
14. 3.2251 km W of Adak, AlaskaThu, Feb 19, 3:06 PM GMT+12 · 225 days ago · 95 km deep · 27 km away
15. 2.7224 km WSW of Adak, AlaskaWed, Feb 18, 2:46 PM HAST · 225 days ago · 35 km deep · 90 km away
16. 2.8223 km WSW of Adak, AlaskaSun, Feb 15, 5:56 PM HAST · 228 days ago · 60 km deep · 54 km away
17. 2.8Rat Islands, Aleutian Islands, AlaskaMon, Feb 16, 2:39 AM GMT+12 · 229 days ago · 35 km deep · 56 km away
18. 3.3Rat Islands, Aleutian Islands, AlaskaMon, Feb 16, 1:19 AM GMT+12 · 229 days ago · 99 km deep · 42 km away
19. 3.5Rat Islands, Aleutian Islands, AlaskaSat, Feb 14, 7:22 PM GMT+12 · 230 days ago · 113 km deep · 85 km away
20. 4.9Rat Islands, Aleutian Islands, AlaskaSat, Feb 14, 7:10 PM GMT+12 · 230 days ago · 117 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event aka2026ethppl. Read Fri, Oct 2, 2026, 2:11 AM UTC.