M1.5 earthquake 72 km W of Nikiski, Alaska

Magnitude

1.5 (ml), micro

Local time

Thu, Dec 23, 2021, 7:39 PM AKST

UTC

2021-12-24 04:39:08 UTC

Depth

115.4 km (71.7 mi), intermediate-depth

Epicenter

60.795° N, 152.601° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

32

• Nikiski, AlaskaPopulation 4,493. Forecast72 kmW
• Anchorage, AlaskaPopulation 289,600. Forecast153 kmWSW

After

1. 1.527 km NNW of Beluga, AlaskaFri, Dec 24, 12:32 AM AKST · 1735 days ago · 74 km deep · 95 km away
2. 1.763 km WNW of Happy Valley, AlaskaFri, Dec 24, 2:04 AM AKST · 1735 days ago · 94 km deep · 72 km away
3. 1.647 km WNW of Happy Valley, AlaskaFri, Dec 24, 2:11 AM AKST · 1735 days ago · 95 km deep · 83 km away
4. 1.559 km WNW of Anchor Point, AlaskaFri, Dec 24, 9:03 AM AKST · 1735 days ago · 88 km deep · 98 km away
5. 1.868 km W of Salamatof, AlaskaFri, Dec 24, 3:52 PM AKST · 1735 days ago · 128 km deep · 19 km away
6. 3.156 km E of Port Alsworth, AlaskaFri, Dec 24, 5:36 PM AKST · 1735 days ago · 150 km deep · 82 km away
7. 1.547 km WNW of Ninilchik, AlaskaFri, Dec 24, 6:13 PM AKST · 1735 days ago · 93 km deep · 71 km away
8. 1.563 km ENE of Pedro Bay, AlaskaFri, Dec 24, 9:34 PM AKST · 1734 days ago · 153 km deep · 84 km away
9. 2.055 km WNW of Anchor Point, AlaskaSat, Dec 25, 3:04 AM AKST · 1734 days ago · 101 km deep · 96 km away
10. 2.1Southern AlaskaSat, Dec 25, 10:52 AM AKST · 1734 days ago · 148 km deep · 99 km away
11. 2.020 km WSW of Point Possession, AlaskaSat, Dec 25, 1:11 PM AKST · 1734 days ago · 10 km deep · 85 km away
12. 1.558 km SW of Skwentna, AlaskaSat, Dec 25, 7:53 PM AKST · 1733 days ago · 111 km deep · 93 km away
13. 1.675 km W of Tyonek, AlaskaSat, Dec 25, 10:22 PM AKST · 1733 days ago · 120 km deep · 24 km away
14. 2.164 km WNW of Happy Valley, AlaskaSun, Dec 26, 2:21 AM AKST · 1733 days ago · 110 km deep · 77 km away
15. 1.635 km WNW of Beluga, AlaskaSun, Dec 26, 4:06 AM AKST · 1733 days ago · 78 km deep · 68 km away
16. 1.671 km WNW of Happy Valley, AlaskaSun, Dec 26, 9:58 AM AKST · 1733 days ago · 118 km deep · 74 km away
17. 2.340 km WNW of Anchor Point, AlaskaSun, Dec 26, 10:10 AM AKST · 1733 days ago · 88 km deep · 99 km away
18. 1.939 km W of Salamatof, AlaskaSun, Dec 26, 1:27 PM AKST · 1733 days ago · 87 km deep · 37 km away
19. 1.547 km WNW of Tyonek, AlaskaSun, Dec 26, 3:48 PM AKST · 1733 days ago · 90 km deep · 59 km away
20. 1.547 km WNW of Tyonek, AlaskaMon, Dec 27, 12:49 AM AKST · 1732 days ago · 95 km deep · 52 km away
21. 1.837 km WNW of Nikiski, AlaskaMon, Dec 27, 1:07 AM AKST · 1732 days ago · 91 km deep · 35 km away
22. 1.668 km W of Happy Valley, AlaskaMon, Dec 27, 1:14 PM AKST · 1732 days ago · 102 km deep · 85 km away
23. 1.565 km ENE of Pedro Bay, AlaskaMon, Dec 27, 4:29 PM AKST · 1732 days ago · 105 km deep · 93 km away
24. 1.568 km WNW of Ninilchik, AlaskaMon, Dec 27, 5:57 PM AKST · 1732 days ago · 117 km deep · 49 km away
25. 1.532 km W of Kalifornsky, AlaskaMon, Dec 27, 9:42 PM AKST · 1731 days ago · 74 km deep · 55 km away
26. 1.662 km W of Tyonek, AlaskaMon, Dec 27, 10:36 PM AKST · 1731 days ago · 120 km deep · 46 km away
27. 1.852 km W of Happy Valley, AlaskaTue, Dec 28, 12:04 AM AKST · 1731 days ago · 90 km deep · 85 km away
28. 1.8Kenai Peninsula, AlaskaTue, Dec 28, 4:34 AM AKST · 1731 days ago · 62 km deep · 79 km away
29. 1.513 km E of Kasilof, AlaskaTue, Dec 28, 7:03 AM AKST · 1731 days ago · 50 km deep · 99 km away
30. 1.527 km WNW of Happy Valley, AlaskaTue, Dec 28, 10:43 AM AKST · 1731 days ago · 68 km deep · 84 km away
31. 1.947 km ENE of Pedro Bay, AlaskaTue, Dec 28, 7:10 PM AKST · 1730 days ago · 143 km deep · 97 km away
32. 1.559 km WNW of Nikiski, AlaskaTue, Dec 28, 8:09 PM AKST · 1730 days ago · 103 km deep · 14 km away
33. 1.762 km ENE of Pedro Bay, AlaskaTue, Dec 28, 11:19 PM AKST · 1730 days ago · 99 km deep · 95 km away
34. 1.637 km NW of Ninilchik, AlaskaWed, Dec 29, 7:56 AM AKST · 1730 days ago · 89 km deep · 62 km away
35. 2.071 km ENE of Port Alsworth, AlaskaWed, Dec 29, 7:47 PM AKST · 1729 days ago · 136 km deep · 55 km away
36. 1.520 km WNW of Kalifornsky, AlaskaWed, Dec 29, 9:12 PM AKST · 1729 days ago · 71 km deep · 63 km away
37. 1.539 km W of Salamatof, AlaskaWed, Dec 29, 10:12 PM AKST · 1729 days ago · 83 km deep · 40 km away
38. 1.5Southern AlaskaWed, Dec 29, 11:28 PM AKST · 1729 days ago · 114 km deep · 14 km away
39. 2.128 km WNW of Kalifornsky, AlaskaThu, Dec 30, 1:33 AM AKST · 1729 days ago · 73 km deep · 57 km away · felt by 1
40. 1.562 km E of Port Alsworth, AlaskaThu, Dec 30, 2:56 AM AKST · 1729 days ago · 142 km deep · 76 km away
41. 1.669 km E of Port Alsworth, AlaskaThu, Dec 30, 6:59 AM AKST · 1729 days ago · 133 km deep · 66 km away
42. 2.461 km WNW of Happy Valley, AlaskaThu, Dec 30, 9:28 AM AKST · 1729 days ago · 112 km deep · 75 km away
43. 1.751 km NE of Pedro Bay, AlaskaThu, Dec 30, 5:13 PM AKST · 1729 days ago · 140 km deep · 91 km away
44. 1.658 km E of Port Alsworth, AlaskaThu, Dec 30, 6:41 PM AKST · 1729 days ago · 148 km deep · 78 km away
45. 2.59 km WNW of Happy Valley, AlaskaThu, Dec 30, 10:39 PM AKST · 1728 days ago · 79 km deep · 98 km away
46. 1.562 km WNW of Anchor Point, AlaskaThu, Dec 30, 11:58 PM AKST · 1728 days ago · 86 km deep · 99 km away
47. 1.664 km WNW of Nikiski, AlaskaFri, Dec 31, 12:10 AM AKST · 1728 days ago · 109 km deep · 23 km away
48. 1.761 km WNW of Happy Valley, AlaskaFri, Dec 31, 12:22 AM AKST · 1728 days ago · 106 km deep · 76 km away
49. 1.8Southern AlaskaFri, Dec 31, 4:59 AM AKST · 1728 days ago · 112 km deep · 29 km away
50. 2.053 km WNW of Happy Valley, AlaskaFri, Dec 31, 6:39 AM AKST · 1728 days ago · 94 km deep · 83 km away
51. 1.931 km W of Salamatof, AlaskaFri, Dec 31, 8:30 AM AKST · 1728 days ago · 79 km deep · 42 km away
52. 1.750 km WNW of Beluga, AlaskaFri, Dec 31, 10:21 AM AKST · 1728 days ago · 92 km deep · 77 km away
53. 2.02 km NE of Tyonek, AlaskaFri, Dec 31, 5:02 PM AKST · 1728 days ago · 64 km deep · 87 km away
54. 1.666 km W of Nikiski, AlaskaFri, Dec 31, 8:54 PM AKST · 1727 days ago · 109 km deep · 6 km away
55. 1.536 km WNW of Tyonek, AlaskaFri, Dec 31, 11:01 PM AKST · 1727 days ago · 78 km deep · 65 km away
56. 2.156 km NE of Pedro Bay, AlaskaSat, Jan 1, 8:30 AM AKST · 1727 days ago · 124 km deep · 88 km away
57. 1.943 km W of Happy Valley, AlaskaSat, Jan 1, 1:55 PM AKST · 1727 days ago · 80 km deep · 89 km away
58. 1.848 km WNW of Clam Gulch, AlaskaSat, Jan 1, 6:09 PM AKST · 1727 days ago · 84 km deep · 50 km away
59. 2.663 km NW of Ninilchik, AlaskaSat, Jan 1, 9:25 PM AKST · 1726 days ago · 105 km deep · 37 km away · felt by 1
60. 1.866 km ENE of Pedro Bay, AlaskaSat, Jan 1, 9:36 PM AKST · 1726 days ago · 118 km deep · 88 km away

The first 60 of at least 200.

Before

1. 1.650 km ENE of Pedro Bay, AlaskaThu, Dec 23, 3:02 PM AKST · 1736 days ago · 119 km deep · 95 km away
2. 1.550 km WNW of Beluga, AlaskaThu, Dec 23, 10:34 AM AKST · 1736 days ago · 92 km deep · 67 km away
3. 1.553 km WNW of Happy Valley, AlaskaThu, Dec 23, 3:18 AM AKST · 1736 days ago · 82 km deep · 75 km away
4. 1.560 km W of Ninilchik, AlaskaWed, Dec 22, 11:16 PM AKST · 1736 days ago · 102 km deep · 71 km away
5. 1.650 km WNW of Clam Gulch, AlaskaWed, Dec 22, 10:27 PM AKST · 1736 days ago · 86 km deep · 47 km away
6. 1.563 km WNW of Nikiski, AlaskaWed, Dec 22, 9:50 PM AKST · 1736 days ago · 1 km deep · 24 km away
7. 1.5Southern AlaskaWed, Dec 22, 3:38 PM AKST · 1737 days ago · 175 km deep · 35 km away
8. 1.732 km W of Salamatof, AlaskaWed, Dec 22, 3:39 AM AKST · 1737 days ago · 81 km deep · 40 km away
9. 2.577 km ENE of Port Alsworth, AlaskaWed, Dec 22, 3:14 AM AKST · 1737 days ago · 141 km deep · 46 km away
10. 1.567 km WNW of Nikiski, AlaskaWed, Dec 22, 2:53 AM AKST · 1737 days ago · 110 km deep · 21 km away
11. 1.823 km WSW of Salamatof, AlaskaWed, Dec 22, 2:14 AM AKST · 1737 days ago · 69 km deep · 59 km away
12. 1.848 km E of Port Alsworth, AlaskaWed, Dec 22, 12:14 AM AKST · 1737 days ago · 153 km deep · 87 km away
13. 1.56 km S of Kenai, AlaskaTue, Dec 21, 11:47 PM AKST · 1737 days ago · 62 km deep · 80 km away
14. 1.940 km ENE of Port Alsworth, AlaskaTue, Dec 21, 11:38 PM AKST · 1737 days ago · 196 km deep · 77 km away
15. 1.5Southern AlaskaTue, Dec 21, 9:30 PM AKST · 1737 days ago · 89 km deep · 55 km away
16. 1.634 km WNW of Happy Valley, AlaskaTue, Dec 21, 4:19 PM AKST · 1738 days ago · 75 km deep · 86 km away
17. 1.957 km E of Port Alsworth, AlaskaTue, Dec 21, 2:10 PM AKST · 1738 days ago · 151 km deep · 84 km away
18. 5.958 km E of Port Alsworth, AlaskaTue, Dec 21, 1:42 PM AKST · 1738 days ago · 151 km deep · 83 km away · felt by 1,888 · tsunami flag
19. 1.666 km W of Tyonek, AlaskaTue, Dec 21, 11:12 AM AKST · 1738 days ago · 112 km deep · 28 km away
20. 1.848 km W of Salamatof, AlaskaTue, Dec 21, 9:05 AM AKST · 1738 days ago · 84 km deep · 30 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021gg50cs5. Read Thu, Sep 24, 2026, 3:24 PM UTC.