M1.5 earthquake 38 km W of Happy Valley, Alaska

Magnitude

1.5 (ml), micro

Local time

Sat, Sep 4, 2021, 7:39 PM AKDT

UTC

2021-09-05 03:39:56 UTC

Depth

79.1 km (49.2 mi), intermediate-depth

Epicenter

59.977° N, 152.423° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

50

• Happy Valley, AlaskaPopulation 593. Forecast39 kmW
• Anchorage, AlaskaPopulation 289,600. Forecast195 kmSW

After

1. 1.64 km SSE of Ninilchik, AlaskaSat, Sep 4, 8:01 PM AKDT · 1848 days ago · 80 km deep · 43 km away
2. 3.625 km W of Nanwalek, AlaskaSun, Sep 5, 4:28 AM AKDT · 1848 days ago · 68 km deep · 69 km away
3. 1.654 km W of Nanwalek, AlaskaSun, Sep 5, 8:50 AM AKDT · 1848 days ago · 96 km deep · 64 km away
4. 1.759 km WNW of Anchor Point, AlaskaSun, Sep 5, 1:37 PM AKDT · 1848 days ago · 91 km deep · 22 km away
5. 2.453 km E of Pedro Bay, AlaskaSun, Sep 5, 8:52 PM AKDT · 1847 days ago · 108 km deep · 49 km away
6. 1.649 km ENE of Pedro Bay, AlaskaSun, Sep 5, 9:05 PM AKDT · 1847 days ago · 127 km deep · 48 km away
7. 1.760 km ENE of Pedro Bay, AlaskaMon, Sep 6, 1:09 AM AKDT · 1847 days ago · 109 km deep · 39 km away
8. 1.635 km W of Anchor Point, AlaskaMon, Sep 6, 1:36 AM AKDT · 1847 days ago · 77 km deep · 22 km away
9. 1.669 km ENE of Pedro Bay, AlaskaMon, Sep 6, 1:47 AM AKDT · 1847 days ago · 111 km deep · 34 km away
10. 1.839 km NE of Pedro Bay, AlaskaMon, Sep 6, 2:09 AM AKDT · 1847 days ago · 161 km deep · 65 km away
11. 1.527 km NNW of Nanwalek, AlaskaMon, Sep 6, 6:01 AM AKDT · 1847 days ago · 63 km deep · 47 km away
12. 1.639 km E of Pedro Bay, AlaskaMon, Sep 6, 8:11 AM AKDT · 1847 days ago · 134 km deep · 57 km away
13. 1.555 km E of Pedro Bay, AlaskaMon, Sep 6, 8:54 AM AKDT · 1847 days ago · 99 km deep · 46 km away
14. 2.271 km WNW of Happy Valley, AlaskaMon, Sep 6, 10:13 AM AKDT · 1847 days ago · 116 km deep · 34 km away
15. 1.764 km ENE of Pedro Bay, AlaskaMon, Sep 6, 5:49 PM AKDT · 1846 days ago · 118 km deep · 37 km away
16. 1.671 km WNW of Happy Valley, AlaskaMon, Sep 6, 11:35 PM AKDT · 1846 days ago · 123 km deep · 34 km away
17. 1.750 km WNW of Happy Valley, AlaskaTue, Sep 7, 8:10 AM AKDT · 1846 days ago · 99 km deep · 13 km away
18. 2.085 km NW of Ninilchik, AlaskaTue, Sep 7, 2:32 PM AKDT · 1846 days ago · 146 km deep · 66 km away
19. 2.253 km E of Pedro Bay, AlaskaTue, Sep 7, 9:00 PM AKDT · 1845 days ago · 118 km deep · 43 km away
20. 2.053 km NW of Ninilchik, AlaskaTue, Sep 7, 10:08 PM AKDT · 1845 days ago · 85 km deep · 40 km away
21. 2.065 km WNW of Happy Valley, AlaskaTue, Sep 7, 10:46 PM AKDT · 1845 days ago · 112 km deep · 31 km away
22. 2.288 km ENE of Port Alsworth, AlaskaWed, Sep 8, 11:15 AM AKDT · 1845 days ago · 137 km deep · 79 km away
23. 2.039 km E of Pedro Bay, AlaskaWed, Sep 8, 8:28 PM AKDT · 1844 days ago · 143 km deep · 57 km away
24. 1.648 km WNW of Nanwalek, AlaskaWed, Sep 8, 9:17 PM AKDT · 1844 days ago · 80 km deep · 44 km away
25. 1.755 km WNW of Ninilchik, AlaskaThu, Sep 9, 7:24 AM AKDT · 1844 days ago · 101 km deep · 27 km away
26. 1.95 km E of Ninilchik, AlaskaThu, Sep 9, 7:41 AM AKDT · 1844 days ago · 51 km deep · 48 km away
27. 2.045 km NW of Ninilchik, AlaskaThu, Sep 9, 3:24 PM AKDT · 1844 days ago · 82 km deep · 40 km away
28. 1.840 km W of Nanwalek, AlaskaThu, Sep 9, 6:00 PM AKDT · 1843 days ago · 81 km deep · 67 km away
29. 1.950 km SE of Pedro Bay, AlaskaThu, Sep 9, 6:03 PM AKDT · 1843 days ago · 119 km deep · 81 km away
30. 2.362 km E of Pedro Bay, AlaskaThu, Sep 9, 7:34 PM AKDT · 1843 days ago · 96 km deep · 37 km away
31. 3.324 km WNW of Clam Gulch, AlaskaThu, Sep 9, 9:31 PM AKDT · 1843 days ago · 66 km deep · 55 km away
32. 1.559 km WNW of Nikiski, AlaskaFri, Sep 10, 2:05 AM AKDT · 1843 days ago · 11 km deep · 98 km away
33. 1.754 km WNW of Ninilchik, AlaskaFri, Sep 10, 4:49 AM AKDT · 1843 days ago · 102 km deep · 26 km away
34. 2.010 km SSE of Kasilof, AlaskaFri, Sep 10, 6:59 AM AKDT · 1843 days ago · 57 km deep · 74 km away
35. 1.836 km NW of Ninilchik, AlaskaFri, Sep 10, 9:50 AM AKDT · 1843 days ago · 95 km deep · 35 km away
36. 2.130 km E of Pedro Bay, AlaskaFri, Sep 10, 10:51 AM AKDT · 1843 days ago · 123 km deep · 70 km away
37. 1.517 km ESE of Clam Gulch, AlaskaFri, Sep 10, 11:43 AM AKDT · 1843 days ago · 62 km deep · 77 km away
38. 3.95 km SSW of Kasilof, AlaskaFri, Sep 10, 9:58 PM AKDT · 1842 days ago · 60 km deep · 70 km away · felt by 39 · tsunami flag
39. 1.94 km SW of Kasilof, AlaskaFri, Sep 10, 10:03 PM AKDT · 1842 days ago · 58 km deep · 71 km away · felt by 1
40. 1.858 km WNW of Happy Valley, AlaskaSat, Sep 11, 12:50 AM AKDT · 1842 days ago · 100 km deep · 21 km away
41. 2.042 km WNW of Nanwalek, AlaskaSat, Sep 11, 3:04 AM AKDT · 1842 days ago · 75 km deep · 53 km away
42. 1.835 km WNW of Nanwalek, AlaskaSat, Sep 11, 6:11 AM AKDT · 1842 days ago · 62 km deep · 59 km away
43. 1.524 km SW of Anchor Point, AlaskaSat, Sep 11, 10:07 AM AKDT · 1842 days ago · 87 km deep · 39 km away
44. 1.741 km NW of Ninilchik, AlaskaSat, Sep 11, 11:46 AM AKDT · 1842 days ago · 84 km deep · 36 km away
45. 1.538 km WSW of Salamatof, AlaskaSat, Sep 11, 5:04 PM AKDT · 1841 days ago · 86 km deep · 63 km away
46. 2.24 km NE of Ninilchik, AlaskaSat, Sep 11, 7:14 PM AKDT · 1841 days ago · 54 km deep · 47 km away
47. 1.866 km W of Happy Valley, AlaskaSat, Sep 11, 10:33 PM AKDT · 1841 days ago · 110 km deep · 28 km away
48. 1.674 km NE of Port Alsworth, AlaskaSun, Sep 12, 1:25 AM AKDT · 1841 days ago · 170 km deep · 94 km away
49. 2.259 km W of Ninilchik, AlaskaSun, Sep 12, 1:40 AM AKDT · 1841 days ago · 108 km deep · 26 km away
50. 1.664 km WNW of Nanwalek, AlaskaSun, Sep 12, 2:00 AM AKDT · 1841 days ago · 98 km deep · 53 km away
51. 1.753 km ENE of Pedro Bay, AlaskaSun, Sep 12, 2:40 AM AKDT · 1841 days ago · 127 km deep · 43 km away
52. 1.874 km WNW of Ninilchik, AlaskaSun, Sep 12, 5:35 AM AKDT · 1841 days ago · 118 km deep · 42 km away
53. 1.861 km WNW of Nanwalek, AlaskaSun, Sep 12, 6:14 AM AKDT · 1841 days ago · 97 km deep · 49 km away
54. 1.957 km NW of Ninilchik, AlaskaSun, Sep 12, 6:19 AM AKDT · 1841 days ago · 104 km deep · 41 km away
55. 2.560 km ESE of Pedro Bay, AlaskaSun, Sep 12, 7:15 AM AKDT · 1841 days ago · 100 km deep · 52 km away
56. 3.114 km E of Fritz Creek, AlaskaSun, Sep 12, 10:11 PM AKDT · 1840 days ago · 46 km deep · 83 km away · felt by 6
57. 1.826 km WNW of Nanwalek, AlaskaSun, Sep 12, 10:22 PM AKDT · 1840 days ago · 70 km deep · 56 km away
58. 1.955 km NW of Ninilchik, AlaskaMon, Sep 13, 3:28 AM AKDT · 1840 days ago · 91 km deep · 47 km away
59. 1.814 km ESE of Fritz Creek, AlaskaMon, Sep 13, 5:20 AM AKDT · 1840 days ago · 46 km deep · 83 km away
60. 1.861 km SE of Pedro Bay, AlaskaMon, Sep 13, 12:57 PM AKDT · 1840 days ago · 98 km deep · 93 km away

The first 60 of at least 201.

Before

1. 2.332 km W of Salamatof, AlaskaSat, Sep 4, 3:05 PM AKDT · 1849 days ago · 75 km deep · 72 km away
2. 2.147 km WNW of Anchor Point, AlaskaSat, Sep 4, 4:25 AM AKDT · 1849 days ago · 95 km deep · 10 km away
3. 1.641 km ESE of Pedro Bay, AlaskaFri, Sep 3, 12:26 PM AKDT · 1850 days ago · 112 km deep · 65 km away
4. 1.938 km W of Nikiski, AlaskaFri, Sep 3, 6:14 AM AKDT · 1850 days ago · 85 km deep · 90 km away
5. 1.946 km ESE of Pedro Bay, AlaskaFri, Sep 3, 5:07 AM AKDT · 1850 days ago · 109 km deep · 57 km away
6. 1.650 km WNW of Happy Valley, AlaskaFri, Sep 3, 4:42 AM AKDT · 1850 days ago · 105 km deep · 15 km away
7. 1.555 km WSW of Nanwalek, AlaskaThu, Sep 2, 11:35 PM AKDT · 1850 days ago · 70 km deep · 95 km away
8. 1.67 km WSW of Happy Valley, AlaskaThu, Sep 2, 2:09 PM AKDT · 1851 days ago · 71 km deep · 32 km away
9. 2.237 km WSW of Anchor Point, AlaskaThu, Sep 2, 1:51 PM AKDT · 1851 days ago · 69 km deep · 37 km away
10. 1.528 km WSW of Anchor Point, AlaskaThu, Sep 2, 1:24 PM AKDT · 1851 days ago · 73 km deep · 29 km away
11. 1.555 km ENE of Port Alsworth, AlaskaThu, Sep 2, 12:50 PM AKDT · 1851 days ago · 4 km deep · 64 km away
12. 1.751 km ESE of Pedro Bay, AlaskaThu, Sep 2, 10:53 AM AKDT · 1851 days ago · 106 km deep · 64 km away
13. 2.351 km WNW of Nanwalek, AlaskaThu, Sep 2, 10:14 AM AKDT · 1851 days ago · 79 km deep · 45 km away
14. 2.438 km ENE of Pedro Bay, AlaskaThu, Sep 2, 8:44 AM AKDT · 1851 days ago · 136 km deep · 58 km away
15. 1.950 km ENE of Pedro Bay, AlaskaThu, Sep 2, 1:54 AM AKDT · 1851 days ago · 116 km deep · 46 km away
16. 2.153 km E of Pedro Bay, AlaskaThu, Sep 2, 1:51 AM AKDT · 1851 days ago · 97 km deep · 48 km away
17. 1.622 km NNW of Ninilchik, AlaskaWed, Sep 1, 11:22 PM AKDT · 1851 days ago · 67 km deep · 43 km away
18. 2.159 km WNW of Nanwalek, AlaskaWed, Sep 1, 6:20 PM AKDT · 1851 days ago · 84 km deep · 59 km away
19. 2.237 km W of Nikiski, AlaskaWed, Sep 1, 11:12 AM AKDT · 1852 days ago · 89 km deep · 87 km away
20. 1.846 km E of Pedro Bay, AlaskaWed, Sep 1, 9:29 AM AKDT · 1852 days ago · 118 km deep · 52 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021be7auga. Read Sun, Sep 27, 2026, 12:01 PM UTC.