M2.1 earthquake 253 km WSW of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Tue, Jan 31, 2023, 12:17 PM GMT+12

UTC

2023-01-31 00:17:06 UTC

Depth

13.2 km (8.2 mi), shallow

Epicenter

51.341° N, 179.815° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

13

After

1. 3.4Rat Islands, Aleutian Islands, AlaskaWed, Feb 1, 1:52 AM GMT+12 · 1339 days ago · 76 km deep · 88 km away
2. 2.1249 km WSW of Adak, AlaskaThu, Feb 2, 4:50 AM GMT+12 · 1338 days ago · 5 km deep · 16 km away
3. 2.6190 km WSW of Adak, AlaskaWed, Feb 1, 6:25 PM HAST · 1338 days ago · 29 km deep · 64 km away
4. 2.8Rat Islands, Aleutian Islands, AlaskaThu, Feb 2, 5:54 PM GMT+12 · 1337 days ago · 77 km deep · 86 km away
5. 3.3233 km WSW of Adak, AlaskaWed, Feb 1, 11:16 PM HAST · 1337 days ago · 21 km deep · 30 km away
6. 3.1274 km WSW of Adak, AlaskaFri, Feb 3, 11:32 AM GMT+12 · 1337 days ago · 65 km deep · 27 km away
7. 3.1167 km WSW of Adak, AlaskaThu, Feb 2, 3:12 PM HAST · 1337 days ago · 35 km deep · 85 km away
8. 3.3212 km W of Adak, AlaskaFri, Feb 3, 1:53 PM HAST · 1336 days ago · 122 km deep · 76 km away
9. 2.8Rat Islands, Aleutian Islands, AlaskaSat, Feb 4, 12:55 PM GMT+12 · 1336 days ago · 38 km deep · 57 km away
10. 2.3179 km WSW of Adak, AlaskaSun, Feb 5, 12:25 PM HAST · 1334 days ago · 31 km deep · 81 km away
11. 3.2299 km WSW of Adak, AlaskaMon, Feb 6, 4:07 PM GMT+12 · 1334 days ago · 20 km deep · 52 km away
12. 2.2165 km WSW of Adak, AlaskaMon, Feb 6, 6:30 PM HAST · 1333 days ago · 22 km deep · 94 km away
13. 2.0190 km WSW of Adak, AlaskaMon, Feb 6, 7:48 PM HAST · 1332 days ago · 13 km deep · 64 km away
14. 2.2239 km WSW of Adak, AlaskaTue, Feb 7, 3:40 AM GMT-12 · 1332 days ago · 13 km deep · 29 km away
15. 2.3Andreanof Islands, Aleutian Islands, AlaskaTue, Feb 7, 10:27 AM HAST · 1332 days ago · 17 km deep · 84 km away
16. 2.0261 km W of Adak, AlaskaWed, Feb 8, 11:16 AM GMT+12 · 1332 days ago · 3 km deep · 69 km away
17. 2.4177 km W of Adak, AlaskaTue, Feb 7, 5:17 PM HAST · 1332 days ago · 88 km deep · 82 km away
18. 2.5200 km WSW of Adak, AlaskaWed, Feb 8, 12:46 PM HAST · 1331 days ago · 71 km deep · 53 km away
19. 2.6288 km WSW of Adak, AlaskaThu, Feb 9, 12:31 PM GMT+12 · 1331 days ago · 24 km deep · 41 km away
20. 2.8Rat Islands, Aleutian Islands, AlaskaThu, Feb 9, 5:27 PM GMT+12 · 1331 days ago · 35 km deep · 69 km away
21. 3.4218 km W of Adak, AlaskaWed, Feb 8, 10:06 PM HAST · 1330 days ago · 91 km deep · 52 km away
22. 4.4Rat Islands, Aleutian Islands, AlaskaSat, Feb 11, 5:09 PM GMT+12 · 1329 days ago · 63 km deep · 91 km away
23. 2.9200 km WSW of Adak, AlaskaSat, Feb 11, 11:45 AM HAST · 1328 days ago · 35 km deep · 68 km away
24. 3.2Rat Islands, Aleutian Islands, AlaskaSun, Feb 12, 10:43 PM GMT+12 · 1327 days ago · 75 km deep · 85 km away
25. 5.3191 km WSW of Adak, AlaskaTue, Feb 14, 9:35 PM HAST · 1324 days ago · 35 km deep · 71 km away · felt by 1 · tsunami flag
26. 2.4203 km WSW of Adak, AlaskaFri, Feb 17, 11:45 PM HAST · 1321 days ago · 49 km deep · 50 km away
27. 2.1200 km WSW of Adak, AlaskaSun, Feb 19, 12:55 PM HAST · 1320 days ago · 35 km deep · 53 km away
28. 2.5188 km W of Adak, AlaskaSun, Feb 19, 2:20 PM HAST · 1320 days ago · 91 km deep · 67 km away
29. 2.8179 km WSW of Adak, AlaskaTue, Feb 21, 8:44 AM HAST · 1318 days ago · 35 km deep · 86 km away
30. 4.1192 km WSW of Adak, AlaskaThu, Feb 23, 7:27 AM HAST · 1316 days ago · 35 km deep · 79 km away
31. 3.3Andreanof Islands, Aleutian Islands, AlaskaThu, Feb 23, 8:46 AM HAST · 1316 days ago · 30 km deep · 79 km away
32. 3.3299 km WSW of Adak, AlaskaFri, Feb 24, 9:01 AM GMT+12 · 1316 days ago · 38 km deep · 47 km away
33. 2.6Rat Islands, Aleutian Islands, AlaskaFri, Feb 24, 7:24 PM GMT+12 · 1315 days ago · 67 km deep · 70 km away
34. 2.7258 km WSW of Adak, AlaskaSat, Feb 25, 9:15 AM GMT+12 · 1315 days ago · 29 km deep · 14 km away
35. 2.9Rat Islands, Aleutian Islands, AlaskaMon, Feb 27, 10:38 AM GMT+12 · 1313 days ago · 73 km deep · 84 km away
36. 3.0229 km WSW of Adak, AlaskaWed, Mar 1, 4:37 AM HAST · 1310 days ago · 72 km deep · 27 km away
37. 2.6Rat Islands, Aleutian Islands, AlaskaFri, Mar 3, 6:02 PM GMT+12 · 1308 days ago · 33 km deep · 11 km away
38. 3.5Rat Islands, Aleutian Islands, AlaskaSat, Mar 4, 1:28 AM GMT+12 · 1308 days ago · 35 km deep · 70 km away
39. 2.6278 km WSW of Adak, AlaskaSat, Mar 4, 2:02 AM GMT+12 · 1308 days ago · 27 km deep · 31 km away
40. 4.2Rat Islands, Aleutian Islands, AlaskaSat, Mar 4, 4:10 PM GMT+12 · 1308 days ago · 77 km deep · 80 km away
41. 2.9293 km W of Adak, AlaskaTue, Mar 7, 5:20 PM GMT+12 · 1305 days ago · 57 km deep · 53 km away
42. 3.6295 km W of Adak, AlaskaTue, Mar 7, 11:32 PM GMT+12 · 1304 days ago · 77 km deep · 50 km away
43. 3.8199 km WSW of Adak, AlaskaTue, Mar 7, 2:59 AM HAST · 1304 days ago · 35 km deep · 67 km away
44. 3.2Rat Islands, Aleutian Islands, AlaskaWed, Mar 8, 1:27 AM GMT+12 · 1304 days ago · 109 km deep · 90 km away
45. 2.7202 km W of Adak, AlaskaTue, Mar 7, 10:37 PM HAST · 1303 days ago · 96 km deep · 61 km away
46. 2.2201 km W of Adak, AlaskaWed, Mar 8, 1:06 AM HAST · 1303 days ago · 82 km deep · 74 km away
47. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Mar 9, 3:31 PM GMT+12 · 1303 days ago · 94 km deep · 81 km away
48. 2.5219 km W of Adak, AlaskaThu, Mar 9, 4:49 AM HAST · 1302 days ago · 109 km deep · 73 km away
49. 3.1Rat Islands, Aleutian Islands, AlaskaSat, Mar 11, 2:09 PM GMT+12 · 1301 days ago · 94 km deep · 94 km away
50. 2.9225 km W of Adak, AlaskaSun, Mar 12, 12:45 PM HADT · 1299 days ago · 99 km deep · 54 km away
51. 2.5201 km WSW of Adak, AlaskaThu, Mar 16, 9:19 AM HADT · 1295 days ago · 59 km deep · 53 km away
52. 2.7261 km W of Adak, AlaskaFri, Mar 17, 10:20 PM GMT+12 · 1294 days ago · 64 km deep · 28 km away
53. 3.2244 km WSW of Adak, AlaskaSun, Mar 19, 3:32 AM GMT-12 · 1292 days ago · 35 km deep · 38 km away
54. 2.7225 km WSW of Adak, AlaskaThu, Mar 23, 7:33 AM HADT · 1288 days ago · 13 km deep · 38 km away
55. 2.9220 km WSW of Adak, AlaskaThu, Mar 23, 9:16 AM HADT · 1288 days ago · 35 km deep · 38 km away
56. 2.7234 km W of Adak, AlaskaFri, Mar 24, 8:10 AM HADT · 1287 days ago · 18 km deep · 43 km away
57. 2.8207 km W of Adak, AlaskaFri, Mar 24, 11:12 AM HADT · 1287 days ago · 85 km deep · 54 km away
58. 2.3190 km WSW of Adak, AlaskaSat, Mar 25, 7:28 PM HADT · 1286 days ago · 24 km deep · 64 km away
59. 2.5222 km WSW of Adak, AlaskaSun, Mar 26, 8:21 PM HADT · 1285 days ago · 10 km deep · 31 km away
60. 2.0222 km WSW of Adak, AlaskaSun, Mar 26, 8:40 PM HADT · 1284 days ago · 10 km deep · 32 km away

The first 60 of 65.

Before

1. 3.0182 km WSW of Adak, AlaskaSun, Jan 29, 5:56 AM HAST · 1341 days ago · 26 km deep · 71 km away
2. 2.8234 km W of Adak, AlaskaThu, Jan 26, 11:02 PM HAST · 1343 days ago · 10 km deep · 43 km away
3. 3.1193 km W of Adak, AlaskaThu, Jan 26, 6:03 AM HAST · 1344 days ago · 99 km deep · 69 km away
4. 3.1216 km WSW of Adak, AlaskaSat, Jan 21, 9:08 AM HAST · 1349 days ago · 35 km deep · 56 km away
5. 4.0208 km WSW of Adak, AlaskaSat, Jan 21, 5:37 AM HAST · 1349 days ago · 10 km deep · 80 km away
6. 2.6Andreanof Islands, Aleutian Islands, AlaskaThu, Jan 19, 2:14 PM HAST · 1351 days ago · 85 km deep · 64 km away
7. 2.6214 km WSW of Adak, AlaskaThu, Jan 19, 7:10 AM HAST · 1351 days ago · 46 km deep · 40 km away
8. 2.1242 km WSW of Adak, AlaskaFri, Jan 20, 4:07 AM GMT+12 · 1351 days ago · 9 km deep · 11 km away
9. 2.0206 km WSW of Adak, AlaskaTue, Jan 17, 10:54 PM HAST · 1352 days ago · 21 km deep · 49 km away
10. 2.1164 km WSW of Adak, AlaskaTue, Jan 17, 3:39 PM HAST · 1353 days ago · 13 km deep · 88 km away
11. 2.7Rat Islands, Aleutian Islands, AlaskaWed, Jan 18, 5:20 AM GMT+12 · 1353 days ago · 70 km deep · 81 km away
12. 4.2Rat Islands, Aleutian Islands, AlaskaWed, Jan 18, 1:13 AM GMT+12 · 1353 days ago · 28 km deep · 80 km away
13. 2.2157 km WSW of Adak, AlaskaMon, Jan 16, 9:29 PM HAST · 1353 days ago · 56 km deep · 97 km away
14. 2.7Rat Islands, Aleutian Islands, AlaskaTue, Jan 17, 3:04 PM GMT+12 · 1354 days ago · 72 km deep · 85 km away
15. 3.2260 km WSW of Adak, AlaskaTue, Jan 17, 3:43 AM GMT+12 · 1354 days ago · 56 km deep · 9 km away
16. 3.8Rat Islands, Aleutian Islands, AlaskaMon, Jan 16, 7:08 PM GMT+12 · 1354 days ago · 80 km deep · 89 km away
17. 2.5Andreanof Islands, Aleutian Islands, AlaskaSat, Jan 14, 2:25 AM HAST · 1356 days ago · 138 km deep · 78 km away
18. 2.3211 km WSW of Adak, AlaskaTue, Jan 10, 1:25 PM HAST · 1360 days ago · 20 km deep · 51 km away
19. 2.7241 km W of Adak, AlaskaWed, Jan 11, 2:05 AM GMT+12 · 1360 days ago · 151 km deep · 69 km away
20. 4.2271 km W of Adak, AlaskaMon, Jan 9, 1:23 AM GMT+12 · 1362 days ago · 190 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0231f9rf09. Read Thu, Oct 1, 2026, 5:04 PM UTC.