M2.3 earthquake 75 km SW of Karluk, Alaska

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Thu, Dec 21, 2017, 2:13 AM AKST

UTC

2017-12-21 11:13:05 UTC

Depth

67.4 km (41.9 mi), shallow

Epicenter

57.173° N, 155.472° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

42

• Womens Bay, AlaskaPopulation 719. Forecast177 kmWSW
• Anchorage, AlaskaPopulation 289,600. Forecast550 kmSW

After

1. 2.5114 km SSE of Ugashik, AlaskaThu, Dec 21, 7:09 AM AKST · 3209 days ago · 79 km deep · 83 km away
2. 2.5106 km SE of Ugashik, AlaskaFri, Dec 22, 1:59 AM AKST · 3208 days ago · 13 km deep · 44 km away
3. 2.591 km SW of Karluk, AlaskaSat, Dec 23, 5:35 AM AKST · 3207 days ago · 9 km deep · 16 km away
4. 4.024 km SW of Akhiok, AlaskaSun, Dec 24, 8:45 AM AKST · 3206 days ago · 44 km deep · 74 km away · tsunami flag
5. 1.867 km W of Karluk, AlaskaSun, Dec 24, 7:31 PM AKST · 3206 days ago · 92 km deep · 57 km away
6. 2.123 km SW of Akhiok, AlaskaSun, Dec 24, 7:35 PM AKST · 3206 days ago · 45 km deep · 76 km away
7. 1.714 km WSW of Larsen Bay, AlaskaTue, Dec 26, 8:01 PM AKST · 3204 days ago · 46 km deep · 84 km away
8. 1.518 km WSW of Akhiok, AlaskaWed, Dec 27, 4:19 AM AKST · 3203 days ago · 10 km deep · 68 km away
9. 1.517 km SW of Karluk, AlaskaWed, Dec 27, 6:48 PM AKST · 3203 days ago · 52 km deep · 58 km away
10. 1.874 km ESE of Ugashik, AlaskaSat, Dec 30, 2:08 AM AKST · 3200 days ago · 28 km deep · 48 km away
11. 2.6Alaska PeninsulaSat, Dec 30, 9:22 AM AKST · 3200 days ago · 60 km deep · 23 km away
12. 1.720 km WNW of Karluk, AlaskaSun, Dec 31, 4:44 PM AKST · 3199 days ago · 50 km deep · 65 km away
13. 2.785 km W of Akhiok, AlaskaMon, Jan 1, 2:32 AM AKST · 3198 days ago · 68 km deep · 14 km away
14. 1.826 km SW of Larsen Bay, AlaskaTue, Jan 2, 12:13 PM AKST · 3197 days ago · 34 km deep · 77 km away
15. 2.6120 km SSE of Ugashik, AlaskaTue, Jan 2, 2:00 PM AKST · 3197 days ago · 64 km deep · 84 km away
16. 1.818 km NNW of Akhiok, AlaskaTue, Jan 2, 3:24 PM AKST · 3197 days ago · 5 km deep · 73 km away
17. 2.052 km WNW of Akhiok, AlaskaTue, Jan 2, 5:32 PM AKST · 3197 days ago · 58 km deep · 32 km away
18. 1.9Kodiak Island region, AlaskaTue, Jan 2, 8:31 PM AKST · 3197 days ago · 74 km deep · 70 km away
19. 1.581 km WNW of Karluk, AlaskaWed, Jan 3, 3:56 AM AKST · 3196 days ago · 8 km deep · 67 km away
20. 1.880 km WNW of Karluk, AlaskaWed, Jan 3, 5:37 AM AKST · 3196 days ago · 8 km deep · 65 km away
21. 3.484 km WNW of Karluk, AlaskaWed, Jan 3, 7:17 AM AKST · 3196 days ago · 12 km deep · 70 km away · felt by 1
22. 1.6Alaska PeninsulaWed, Jan 3, 1:06 PM AKST · 3196 days ago · 3 km deep · 66 km away
23. 1.881 km WNW of Karluk, AlaskaWed, Jan 3, 1:09 PM AKST · 3196 days ago · 7 km deep · 66 km away
24. 1.580 km WNW of Karluk, AlaskaWed, Jan 3, 5:45 PM AKST · 3196 days ago · 10 km deep · 65 km away
25. 1.745 km NW of Karluk, AlaskaThu, Jan 4, 12:10 AM AKST · 3195 days ago · 75 km deep · 76 km away
26. 2.149 km WNW of Karluk, AlaskaThu, Jan 4, 12:28 AM AKST · 3195 days ago · 73 km deep · 55 km away
27. 1.560 km WSW of Akhiok, AlaskaThu, Jan 4, 5:00 AM AKST · 3195 days ago · 5 km deep · 44 km away
28. 1.822 km NNW of Karluk, AlaskaFri, Jan 5, 3:39 PM AKST · 3194 days ago · 64 km deep · 84 km away
29. 1.930 km W of Karluk, AlaskaFri, Jan 5, 6:35 PM AKST · 3194 days ago · 82 km deep · 59 km away
30. 2.064 km WNW of Karluk, AlaskaSat, Jan 6, 2:46 AM AKST · 3193 days ago · 1 km deep · 72 km away
31. 1.829 km WSW of Karluk, AlaskaSat, Jan 6, 9:20 AM AKST · 3193 days ago · 54 km deep · 49 km away
32. 1.914 km WNW of Karluk, AlaskaSat, Jan 6, 11:42 AM AKST · 3193 days ago · 53 km deep · 69 km away
33. 2.379 km SSE of Ugashik, AlaskaSat, Jan 6, 6:27 PM AKST · 3193 days ago · 87 km deep · 99 km away
34. 1.588 km ENE of Ugashik, AlaskaSat, Jan 6, 6:46 PM AKST · 3193 days ago · 16 km deep · 77 km away
35. 1.839 km NW of Karluk, AlaskaSat, Jan 6, 9:43 PM AKST · 3193 days ago · 84 km deep · 83 km away
36. 2.022 km SW of Karluk, AlaskaSat, Jan 6, 11:54 PM AKST · 3192 days ago · 47 km deep · 53 km away
37. 1.519 km WSW of Karluk, AlaskaSun, Jan 7, 12:04 AM AKST · 3192 days ago · 49 km deep · 56 km away
38. 1.664 km WNW of Karluk, AlaskaSun, Jan 7, 3:03 AM AKST · 3192 days ago · 5 km deep · 79 km away
39. 2.280 km ENE of Ugashik, AlaskaSun, Jan 7, 6:30 AM AKST · 3192 days ago · 109 km deep · 81 km away
40. 1.867 km W of Akhiok, AlaskaSun, Jan 7, 4:10 PM AKST · 3192 days ago · 11 km deep · 33 km away
41. 1.629 km WNW of Akhiok, AlaskaMon, Jan 8, 3:04 PM AKST · 3191 days ago · 10 km deep · 53 km away
42. 2.657 km SE of Ugashik, AlaskaTue, Jan 9, 7:27 AM AKST · 3190 days ago · 10 km deep · 69 km away
43. 2.317 km NNE of Karluk, AlaskaTue, Jan 9, 9:36 AM AKST · 3190 days ago · 49 km deep · 90 km away
44. 2.527 km SW of Akhiok, AlaskaTue, Jan 9, 6:57 PM AKST · 3190 days ago · 56 km deep · 73 km away
45. 1.628 km NW of Karluk, AlaskaWed, Jan 10, 5:00 AM AKST · 3189 days ago · 75 km deep · 80 km away
46. 1.630 km SW of Karluk, AlaskaWed, Jan 10, 7:08 AM AKST · 3189 days ago · 53 km deep · 44 km away
47. 1.617 km NNW of Larsen Bay, AlaskaFri, Jan 12, 8:30 PM AKST · 3187 days ago · 24 km deep · 99 km away
48. 2.171 km WNW of Akhiok, AlaskaSun, Jan 14, 8:27 PM AKST · 3185 days ago · 77 km deep · 13 km away
49. 1.857 km WSW of Akhiok, AlaskaMon, Jan 15, 1:57 PM AKST · 3184 days ago · 4 km deep · 49 km away
50. 2.1111 km SSE of Ugashik, AlaskaTue, Jan 16, 3:39 AM AKST · 3183 days ago · 20 km deep · 81 km away
51. 1.661 km WNW of Karluk, AlaskaWed, Jan 17, 1:29 PM AKST · 3182 days ago · 80 km deep · 64 km away
52. 2.8Alaska PeninsulaSat, Jan 20, 4:24 AM AKST · 3179 days ago · 99 km deep · 78 km away
53. 2.177 km WNW of Akhiok, AlaskaSun, Jan 21, 9:39 AM AKST · 3178 days ago · 64 km deep · 9 km away
54. 1.88 km NE of Karluk, AlaskaSun, Jan 21, 10:32 AM AKST · 3178 days ago · 52 km deep · 84 km away
55. 1.929 km S of Larsen Bay, AlaskaSun, Jan 21, 7:30 PM AKST · 3178 days ago · 37 km deep · 95 km away
56. 2.016 km NW of Larsen Bay, AlaskaMon, Jan 22, 9:55 AM AKST · 3177 days ago · 46 km deep · 95 km away
57. 2.3120 km ENE of Chignik, AlaskaWed, Jan 24, 3:14 PM AKST · 3175 days ago · 74 km deep · 94 km away
58. 2.476 km ESE of Ugashik, AlaskaThu, Jan 25, 7:54 AM AKST · 3174 days ago · 77 km deep · 47 km away
59. 1.982 km E of Ugashik, AlaskaSat, Jan 27, 12:20 AM AKST · 3172 days ago · 79 km deep · 54 km away
60. 2.723 km ESE of Ugashik, AlaskaSat, Jan 27, 8:02 PM AKST · 3172 days ago · 107 km deep · 98 km away

The first 60 of 85.

Before

1. 1.967 km W of Karluk, AlaskaWed, Dec 20, 9:10 PM AKST · 3210 days ago · 76 km deep · 55 km away
2. 2.353 km SE of Ugashik, AlaskaMon, Dec 18, 8:56 AM AKST · 3212 days ago · 94 km deep · 82 km away
3. 1.893 km ESE of Ugashik, AlaskaSun, Dec 17, 12:43 AM AKST · 3213 days ago · 72 km deep · 29 km away
4. 2.1120 km SE of Ugashik, AlaskaSat, Dec 16, 11:06 AM AKST · 3214 days ago · 69 km deep · 72 km away
5. 2.258 km WNW of Karluk, AlaskaFri, Dec 15, 8:09 AM AKST · 3215 days ago · 76 km deep · 56 km away
6. 1.856 km W of Akhiok, AlaskaThu, Dec 14, 7:43 PM AKST · 3216 days ago · 65 km deep · 29 km away
7. 1.781 km ESE of Egegik, AlaskaThu, Dec 14, 5:46 PM AKST · 3216 days ago · 134 km deep · 91 km away
8. 2.660 km W of Karluk, AlaskaThu, Dec 14, 9:05 AM AKST · 3216 days ago · 13 km deep · 53 km away
9. 2.166 km W of Karluk, AlaskaThu, Dec 14, 12:37 AM AKST · 3216 days ago · 74 km deep · 42 km away
10. 2.6103 km W of Akhiok, AlaskaTue, Dec 12, 6:17 PM AKST · 3218 days ago · 10 km deep · 34 km away
11. 1.930 km NNW of Akhiok, AlaskaTue, Dec 12, 2:01 PM AKST · 3218 days ago · 45 km deep · 68 km away
12. 1.712 km W of Larsen Bay, AlaskaTue, Dec 12, 7:04 AM AKST · 3218 days ago · 52 km deep · 88 km away
13. 2.078 km E of Ugashik, AlaskaTue, Dec 12, 12:03 AM AKST · 3218 days ago · 2 km deep · 65 km away
14. 2.383 km ESE of Ugashik, AlaskaMon, Dec 11, 1:08 AM AKST · 3219 days ago · 72 km deep · 44 km away
15. 2.074 km E of Ugashik, AlaskaSun, Dec 10, 10:31 PM AKST · 3220 days ago · 89 km deep · 60 km away
16. 1.529 km WNW of Karluk, AlaskaSun, Dec 10, 5:54 PM AKST · 3220 days ago · 59 km deep · 67 km away
17. 2.1101 km SW of Akhiok, AlaskaSun, Dec 10, 12:49 AM AKST · 3220 days ago · 66 km deep · 83 km away
18. 2.567 km SW of Karluk, AlaskaFri, Dec 8, 9:21 PM AKST · 3222 days ago · 1 km deep · 11 km away
19. 2.189 km ESE of Ugashik, AlaskaFri, Dec 8, 9:06 PM AKST · 3222 days ago · 67 km deep · 34 km away
20. 2.6113 km W of Akhiok, AlaskaFri, Dec 8, 7:03 PM AKST · 3222 days ago · 70 km deep · 55 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017gbaerpt (also filed as ak17647906). Read Sun, Oct 4, 2026, 7:16 PM UTC.