M2.1 earthquake 273 km W of Adak, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

AV

Local time

Sun, Dec 7, 2025, 4:44 PM GMT+12

UTC

2025-12-07 04:44:15 UTC

Depth

11.9 km (7.4 mi), shallow

Epicenter

51.843° N, 179.401° E

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.6 km horizontally, 1.8 km in depth

Magnitude uncertainty

±0.20

Depth from

From location

Station coverage gap

315°, poorly surrounded by stations

Stations used

5

After

1. 3.2269 km WSW of Adak, AlaskaSun, Dec 7, 8:01 PM GMT+12 · 300 days ago · 52 km deep · 60 km away
2. 4.3266 km W of Adak, AlaskaMon, Dec 8, 3:58 AM GMT+12 · 300 days ago · 171 km deep · 37 km away
3. 1.8261 km W of Adak, AlaskaMon, Dec 8, 3:59 PM GMT+12 · 299 days ago · 4 km deep · 13 km away
4. 2.1252 km W of Adak, AlaskaMon, Dec 8, 11:37 PM GMT+12 · 299 days ago · 4 km deep · 21 km away
5. 4.7Rat Islands, Aleutian Islands, AlaskaTue, Dec 9, 4:29 PM GMT+12 · 298 days ago · 19 km deep · 96 km away
6. 1.5261 km W of Adak, AlaskaTue, Dec 9, 7:37 PM GMT+12 · 298 days ago · 16 km deep · 13 km away
7. 3.0Rat Islands, Aleutian Islands, AlaskaWed, Dec 10, 6:52 PM GMT+12 · 297 days ago · 139 km deep · 99 km away
8. 1.6263 km W of Adak, AlaskaWed, Dec 10, 8:52 PM GMT+12 · 297 days ago · 3 km deep · 11 km away
9. 2.1263 km W of Adak, AlaskaThu, Dec 11, 6:55 PM GMT+12 · 296 days ago · 11 km deep · 9 km away
10. 1.9269 km W of Adak, AlaskaFri, Dec 12, 11:39 AM GMT+12 · 296 days ago · 8 km deep · 4 km away
11. 5.5Rat Islands, Aleutian Islands, AlaskaSat, Dec 13, 10:51 PM GMT+12 · 294 days ago · 108 km deep · 80 km away
12. 3.4Rat Islands, Aleutian Islands, AlaskaSat, Dec 13, 10:59 PM GMT+12 · 294 days ago · 116 km deep · 79 km away
13. 2.6Rat Islands, Aleutian Islands, AlaskaTue, Dec 16, 9:56 AM GMT+12 · 292 days ago · 112 km deep · 70 km away
14. 2.5228 km WSW of Adak, AlaskaTue, Dec 16, 10:49 AM HAST · 291 days ago · 66 km deep · 66 km away
15. 2.9Rat Islands, Aleutian Islands, AlaskaWed, Dec 17, 6:21 PM GMT+12 · 290 days ago · 10 km deep · 92 km away
16. 2.0Rat Islands, Aleutian Islands, AlaskaThu, Dec 18, 2:35 PM GMT+12 · 290 days ago · 3 km deep · 72 km away
17. 2.6252 km WSW of Adak, AlaskaFri, Dec 19, 3:03 AM GMT+12 · 289 days ago · 35 km deep · 87 km away
18. 2.6261 km W of Adak, AlaskaFri, Dec 19, 4:27 PM GMT+12 · 288 days ago · 92 km deep · 15 km away
19. 3.3220 km W of Adak, AlaskaFri, Dec 19, 2:50 AM HAST · 288 days ago · 106 km deep · 54 km away
20. 3.3263 km W of Adak, AlaskaSun, Dec 21, 2:45 AM GMT+12 · 287 days ago · 193 km deep · 16 km away
21. 1.6255 km W of Adak, AlaskaSun, Dec 21, 10:22 PM GMT+12 · 286 days ago · 4 km deep · 19 km away
22. 3.2262 km W of Adak, AlaskaThu, Dec 25, 2:58 PM GMT+12 · 283 days ago · 77 km deep · 24 km away
23. 2.8277 km W of Adak, AlaskaFri, Dec 26, 12:05 AM GMT+12 · 282 days ago · 67 km deep · 34 km away
24. 3.5Rat Islands, Aleutian Islands, AlaskaSun, Dec 28, 11:30 AM GMT+12 · 280 days ago · 125 km deep · 73 km away
25. 3.4Rat Islands, Aleutian Islands, AlaskaTue, Dec 30, 4:06 AM GMT+12 · 278 days ago · 122 km deep · 81 km away
26. 3.7Rat Islands, Aleutian Islands, AlaskaTue, Dec 30, 8:08 PM GMT+12 · 277 days ago · 98 km deep · 58 km away
27. 3.1291 km WSW of Adak, AlaskaTue, Dec 30, 9:46 PM GMT+12 · 277 days ago · 41 km deep · 59 km away
28. 3.4Rat Islands, Aleutian Islands, AlaskaFri, Jan 2, 1:01 AM GMT+12 · 275 days ago · 98 km deep · 62 km away
29. 3.4Rat Islands, Aleutian Islands, AlaskaSat, Jan 3, 9:44 PM GMT+12 · 273 days ago · 10 km deep · 94 km away
30. 1.5250 km W of Adak, AlaskaSun, Jan 4, 7:38 PM GMT+12 · 272 days ago · 5 km deep · 29 km away
31. 3.3233 km WSW of Adak, AlaskaMon, Jan 12, 12:37 PM HAST · 264 days ago · 35 km deep · 97 km away
32. 2.9233 km W of Adak, AlaskaMon, Jan 12, 9:04 PM HAST · 263 days ago · 95 km deep · 45 km away
33. 2.7Rat Islands, Aleutian Islands, AlaskaSun, Jan 18, 12:55 AM GMT+12 · 259 days ago · 48 km deep · 69 km away
34. 2.8233 km WSW of Adak, AlaskaWed, Jan 21, 1:21 AM HAST · 255 days ago · 18 km deep · 74 km away
35. 2.3Rat Islands, Aleutian Islands, AlaskaFri, Jan 23, 10:11 AM GMT+12 · 254 days ago · 5 km deep · 74 km away
36. 3.5299 km WSW of Adak, AlaskaSun, Jan 25, 8:40 PM GMT+12 · 251 days ago · 26 km deep · 54 km away
37. 3.2Rat Islands, Aleutian Islands, AlaskaMon, Jan 26, 4:29 AM GMT+12 · 251 days ago · 35 km deep · 76 km away
38. 3.4205 km W of Adak, AlaskaMon, Jan 26, 6:21 PM HAST · 249 days ago · 94 km deep · 71 km away
39. 3.6265 km W of Adak, AlaskaSun, Feb 1, 6:28 AM GMT+12 · 245 days ago · 80 km deep · 27 km away
40. 3.9295 km W of Adak, AlaskaMon, Feb 2, 1:13 AM GMT+12 · 244 days ago · 176 km deep · 59 km away
41. 3.3283 km WSW of Adak, AlaskaMon, Feb 2, 12:54 PM GMT+12 · 244 days ago · 35 km deep · 53 km away
42. 3.7Rat Islands, Aleutian Islands, AlaskaTue, Feb 3, 11:31 PM GMT+12 · 242 days ago · 133 km deep · 89 km away
43. 3.0283 km WSW of Adak, AlaskaWed, Feb 4, 1:19 PM GMT+12 · 242 days ago · 35 km deep · 80 km away
44. 4.1Rat Islands, Aleutian Islands, AlaskaWed, Feb 4, 6:06 PM GMT+12 · 241 days ago · 69 km deep · 75 km away
45. 2.9269 km W of Adak, AlaskaWed, Feb 4, 8:21 PM GMT+12 · 241 days ago · 108 km deep · 8 km away

Before

1. 3.7256 km W of Adak, AlaskaTue, Dec 2, 1:32 AM GMT+12 · 306 days ago · 133 km deep · 29 km away
2. 3.7259 km WSW of Adak, AlaskaSat, Nov 29, 12:43 PM GMT+12 · 309 days ago · 54 km deep · 71 km away
3. 2.9223 km WSW of Adak, AlaskaThu, Nov 27, 3:57 AM HAST · 310 days ago · 10 km deep · 98 km away
4. 2.9Rat Islands, Aleutian Islands, AlaskaThu, Nov 27, 8:59 PM GMT+12 · 310 days ago · 92 km deep · 52 km away
5. 2.7276 km W of Adak, AlaskaWed, Nov 26, 6:38 PM GMT+12 · 311 days ago · 63 km deep · 38 km away
6. 3.1Rat Islands, Aleutian Islands, AlaskaWed, Nov 26, 5:09 PM GMT+12 · 311 days ago · 11 km deep · 98 km away
7. 2.5256 km WSW of Adak, AlaskaWed, Nov 26, 3:44 PM GMT+12 · 311 days ago · 67 km deep · 49 km away
8. 2.3Rat Islands, Aleutian Islands, AlaskaWed, Nov 26, 1:02 PM GMT+12 · 312 days ago · 13 km deep · 65 km away
9. 3.4246 km WSW of Adak, AlaskaMon, Nov 24, 4:25 AM GMT+12 · 314 days ago · 47 km deep · 62 km away
10. 2.6177 km W of Adak, AlaskaFri, Nov 21, 11:58 PM HAST · 315 days ago · 239 km deep · 96 km away
11. 3.1285 km W of Adak, AlaskaSat, Nov 22, 9:33 PM GMT+12 · 315 days ago · 120 km deep · 13 km away
12. 2.8Rat Islands, Aleutian Islands, AlaskaFri, Nov 21, 2:05 AM GMT+12 · 317 days ago · 12 km deep · 65 km away
13. 3.3Rat Islands, Aleutian Islands, AlaskaFri, Nov 21, 1:09 AM GMT+12 · 317 days ago · 106 km deep · 71 km away
14. 2.6231 km WSW of Adak, AlaskaWed, Nov 19, 7:53 PM HAST · 317 days ago · 14 km deep · 100 km away
15. 3.1Rat Islands, Aleutian Islands, AlaskaThu, Nov 20, 11:25 AM GMT+12 · 318 days ago · 32 km deep · 90 km away
16. 4.3Rat Islands, Aleutian Islands, AlaskaMon, Nov 17, 9:01 AM GMT+12 · 321 days ago · 97 km deep · 58 km away
17. 4.3299 km W of Adak, AlaskaSat, Nov 15, 1:20 PM GMT+12 · 323 days ago · 200 km deep · 52 km away
18. 4.4Rat Islands, Aleutian Islands, AlaskaFri, Nov 14, 10:49 AM GMT+12 · 324 days ago · 116 km deep · 94 km away
19. 4.0Rat Islands, Aleutian Islands, AlaskaSat, Nov 8, 3:04 PM GMT+12 · 330 days ago · 111 km deep · 67 km away

From the USGS Earthquake Hazards Program and its partner networks, event av93930276. Read Sat, Oct 3, 2026, 2:52 PM UTC.