M2.1 earthquake 150 km ESE of Nikolski, Alaska

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Dec 25, 2017, 12:20 PM AKST

UTC

2017-12-25 21:20:14 UTC

Depth

16.6 km (10.3 mi), shallow

Epicenter

52.505° N, 166.754° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

17

• Unalaska, AlaskaPopulation 4,491. Forecast153 kmS

After

1. 2.0123 km ESE of Nikolski, AlaskaMon, Dec 25, 10:52 PM AKST · 3203 days ago · 26 km deep · 39 km away
2. 2.1130 km S of Unalaska, AlaskaTue, Dec 26, 3:21 AM AKST · 3203 days ago · 4 km deep · 24 km away
3. 2.1137 km S of Unalaska, AlaskaTue, Dec 26, 4:21 AM AKST · 3203 days ago · 23 km deep · 33 km away
4. 2.071 km SSW of Unalaska, AlaskaTue, Dec 26, 7:18 AM AKST · 3203 days ago · 50 km deep · 82 km away
5. 2.382 km SE of Nikolski, AlaskaWed, Dec 27, 2:52 PM AKST · 3202 days ago · 14 km deep · 84 km away
6. 3.196 km S of Unalaska, AlaskaFri, Dec 29, 6:34 AM AKST · 3200 days ago · 49 km deep · 67 km away
7. 3.065 km SSW of Unalaska, AlaskaFri, Dec 29, 8:32 AM AKST · 3200 days ago · 7 km deep · 93 km away
8. 2.084 km SSW of Unalaska, AlaskaFri, Dec 29, 9:15 AM AKST · 3200 days ago · 18 km deep · 73 km away
9. 1.983 km SSW of Unalaska, AlaskaFri, Dec 29, 8:35 PM AKST · 3200 days ago · 62 km deep · 85 km away
10. 2.1106 km SSW of Unalaska, AlaskaSat, Dec 30, 5:15 PM AKST · 3199 days ago · 12 km deep · 56 km away
11. 2.4149 km ESE of Nikolski, AlaskaSun, Dec 31, 5:41 PM AKST · 3198 days ago · 26 km deep · 5 km away
12. 1.776 km SSW of Unalaska, AlaskaMon, Jan 1, 8:27 PM AKST · 3197 days ago · 56 km deep · 91 km away
13. 2.084 km S of Unalaska, AlaskaSat, Jan 6, 5:17 AM AKST · 3192 days ago · 13 km deep · 72 km away
14. 2.787 km S of Unalaska, AlaskaSat, Jan 6, 6:39 AM AKST · 3192 days ago · 47 km deep · 66 km away
15. 2.176 km SSW of Unalaska, AlaskaSat, Jan 6, 9:02 AM AKST · 3192 days ago · 32 km deep · 87 km away
16. 1.998 km E of Nikolski, AlaskaTue, Jan 9, 10:03 PM AKST · 3188 days ago · 48 km deep · 72 km away
17. 1.858 km SSW of Unalaska, AlaskaWed, Jan 10, 4:57 AM AKST · 3188 days ago · 67 km deep · 96 km away
18. 2.1103 km SSW of Unalaska, AlaskaWed, Jan 10, 8:46 PM AKST · 3188 days ago · 25 km deep · 52 km away
19. 1.967 km S of Unalaska, AlaskaThu, Jan 11, 10:16 PM AKST · 3186 days ago · 20 km deep · 90 km away
20. 2.654 km ESE of Nikolski, AlaskaFri, Jan 12, 8:52 AM AKST · 3186 days ago · 36 km deep · 96 km away
21. 2.7151 km SE of Nikolski, AlaskaSat, Jan 13, 4:52 AM AKST · 3185 days ago · 21 km deep · 68 km away
22. 1.881 km SSE of Unalaska, AlaskaMon, Jan 15, 5:43 AM AKST · 3183 days ago · 20 km deep · 93 km away
23. 2.282 km E of Nikolski, AlaskaMon, Jan 15, 11:46 AM AKST · 3183 days ago · 46 km deep · 78 km away
24. 3.3129 km ESE of Nikolski, AlaskaMon, Jan 15, 9:34 PM AKST · 3182 days ago · 18 km deep · 37 km away
25. 2.071 km SSW of Unalaska, AlaskaWed, Jan 17, 10:56 AM AKST · 3181 days ago · 26 km deep · 95 km away
26. 1.9117 km S of Unalaska, AlaskaThu, Jan 18, 7:04 AM AKST · 3180 days ago · 7 km deep · 36 km away
27. 1.997 km E of Nikolski, AlaskaFri, Jan 19, 7:13 AM AKST · 3179 days ago · 34 km deep · 62 km away
28. 2.5104 km SE of Nikolski, AlaskaTue, Jan 23, 5:38 AM AKST · 3175 days ago · 10 km deep · 87 km away
29. 2.482 km S of Unalaska, AlaskaWed, Jan 24, 9:56 AM AKST · 3174 days ago · 25 km deep · 71 km away
30. 2.080 km S of Unalaska, AlaskaWed, Jan 24, 9:57 AM AKST · 3174 days ago · 24 km deep · 73 km away
31. 3.690 km SSW of Unalaska, AlaskaWed, Jan 24, 4:02 PM AKST · 3174 days ago · 26 km deep · 67 km away
32. 3.686 km SSW of Unalaska, AlaskaWed, Jan 24, 4:03 PM AKST · 3174 days ago · 34 km deep · 73 km away
33. 1.988 km SSW of Unalaska, AlaskaWed, Jan 24, 4:06 PM AKST · 3174 days ago · 38 km deep · 71 km away
34. 1.988 km SSW of Unalaska, AlaskaWed, Jan 24, 4:14 PM AKST · 3174 days ago · 26 km deep · 70 km away
35. 2.188 km SSW of Unalaska, AlaskaWed, Jan 24, 4:17 PM AKST · 3174 days ago · 26 km deep · 68 km away
36. 2.590 km SSW of Unalaska, AlaskaWed, Jan 24, 4:22 PM AKST · 3174 days ago · 30 km deep · 68 km away
37. 2.867 km SSW of Unalaska, AlaskaFri, Jan 26, 8:54 PM AKST · 3171 days ago · 79 km deep · 95 km away
38. 2.6187 km SSE of Unalaska, AlaskaThu, Feb 1, 11:59 AM AKST · 3166 days ago · 10 km deep · 97 km away
39. 2.5186 km SSE of Unalaska, AlaskaSun, Feb 4, 4:50 PM AKST · 3163 days ago · 4 km deep · 84 km away
40. 1.996 km S of Unalaska, AlaskaMon, Feb 5, 2:52 PM AKST · 3162 days ago · 15 km deep · 61 km away
41. 1.898 km SSW of Unalaska, AlaskaFri, Feb 9, 11:22 PM AKST · 3157 days ago · 11 km deep · 70 km away
42. 2.487 km SSW of Unalaska, AlaskaTue, Feb 13, 5:35 AM AKST · 3154 days ago · 19 km deep · 70 km away
43. 2.388 km SE of Nikolski, AlaskaFri, Feb 16, 9:27 PM AKST · 3150 days ago · 25 km deep · 85 km away
44. 3.480 km SSW of Unalaska, AlaskaSun, Feb 18, 8:27 AM AKST · 3149 days ago · 43 km deep · 75 km away
45. 2.5148 km ESE of Nikolski, AlaskaMon, Feb 19, 7:52 AM AKST · 3148 days ago · 23 km deep · 10 km away
46. 2.492 km SE of Nikolski, AlaskaMon, Feb 19, 4:35 PM AKST · 3148 days ago · 13 km deep · 79 km away
47. 2.696 km SE of Nikolski, AlaskaTue, Feb 20, 1:08 PM AKST · 3147 days ago · 10 km deep · 89 km away
48. 3.2122 km S of Unalaska, AlaskaWed, Feb 21, 7:58 PM AKST · 3146 days ago · 5 km deep · 30 km away

Before

1. 2.693 km SSE of Nikolski, AlaskaFri, Dec 22, 2:45 AM AKST · 3207 days ago · 13 km deep · 96 km away
2. 2.272 km E of Nikolski, AlaskaWed, Dec 20, 4:42 PM AKST · 3209 days ago · 38 km deep · 79 km away
3. 2.588 km ENE of Nikolski, AlaskaWed, Dec 20, 2:26 PM AKST · 3209 days ago · 52 km deep · 93 km away
4. 2.185 km SSW of Unalaska, AlaskaTue, Dec 19, 3:26 AM AKST · 3210 days ago · 26 km deep · 72 km away
5. 2.268 km E of Nikolski, AlaskaMon, Dec 18, 7:46 PM AKST · 3211 days ago · 53 km deep · 91 km away
6. 2.168 km SSW of Unalaska, AlaskaWed, Dec 13, 1:09 AM AKST · 3216 days ago · 62 km deep · 87 km away
7. 2.4146 km SE of Nikolski, AlaskaSun, Dec 10, 5:09 PM AKST · 3219 days ago · 35 km deep · 49 km away
8. 2.357 km ESE of Nikolski, AlaskaSun, Dec 10, 3:19 PM AKST · 3219 days ago · 23 km deep · 93 km away
9. 4.080 km E of Nikolski, AlaskaSun, Dec 10, 9:27 AM AKST · 3219 days ago · 40 km deep · 78 km away
10. 4.9143 km SE of Nikolski, AlaskaSat, Dec 9, 5:58 PM AKST · 3220 days ago · 24 km deep · 47 km away
11. 2.187 km SSW of Unalaska, AlaskaFri, Dec 8, 8:43 PM AKST · 3221 days ago · 26 km deep · 67 km away
12. 2.287 km SSW of Unalaska, AlaskaFri, Dec 8, 4:59 PM AKST · 3221 days ago · 26 km deep · 68 km away
13. 3.390 km S of Unalaska, AlaskaFri, Dec 8, 8:03 AM AKST · 3221 days ago · 28 km deep · 63 km away
14. 2.284 km SSW of Unalaska, AlaskaThu, Dec 7, 2:32 PM AKST · 3222 days ago · 48 km deep · 71 km away
15. 2.192 km S of Unalaska, AlaskaThu, Dec 7, 11:10 AM AKST · 3222 days ago · 26 km deep · 62 km away
16. 3.790 km SSW of Unalaska, AlaskaThu, Dec 7, 11:06 AM AKST · 3222 days ago · 37 km deep · 65 km away
17. 2.387 km SSW of Unalaska, AlaskaThu, Dec 7, 11:04 AM AKST · 3222 days ago · 26 km deep · 66 km away
18. 2.1137 km S of Unalaska, AlaskaThu, Dec 7, 9:13 AM AKST · 3222 days ago · 25 km deep · 35 km away
19. 1.972 km SSE of Unalaska, AlaskaSun, Dec 3, 9:18 AM AKST · 3226 days ago · 18 km deep · 100 km away
20. 3.3212 km ESE of Nikolski, AlaskaSat, Dec 2, 8:09 PM AKST · 3227 days ago · 10 km deep · 72 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017gi2k0fi (also filed as ak17671545). Read Sat, Oct 3, 2026, 5:19 PM UTC.