M1.5 earthquake 3 km WNW of Happy Valley, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Sat, Oct 16, 2021, 12:40 PM AKDT

UTC

2021-10-16 20:40:54 UTC

Depth

61.9 km (38.5 mi), shallow

Epicenter

59.961° N, 151.798° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

67

• Happy Valley, AlaskaPopulation 593. Forecast4 kmWNW
• Anchorage, AlaskaPopulation 289,600. Forecast174 kmSW

After

1. 1.612 km SW of Clam Gulch, AlaskaSat, Oct 16, 12:53 PM AKDT · 1810 days ago · 48 km deep · 25 km away
2. 1.552 km E of Pedro Bay, AlaskaSat, Oct 16, 2:44 PM AKDT · 1810 days ago · 109 km deep · 82 km away
3. 1.745 km E of Pedro Bay, AlaskaSat, Oct 16, 6:18 PM AKDT · 1810 days ago · 119 km deep · 85 km away
4. 1.7Southern AlaskaSun, Oct 17, 9:07 AM AKDT · 1809 days ago · 82 km deep · 47 km away · felt by 1
5. 1.634 km W of Salamatof, AlaskaSun, Oct 17, 11:14 AM AKDT · 1809 days ago · 80 km deep · 79 km away
6. 2.211 km NE of Ninilchik, AlaskaSun, Oct 17, 1:20 PM AKDT · 1809 days ago · 51 km deep · 24 km away
7. 1.87 km NNE of Sterling, AlaskaSun, Oct 17, 3:00 PM AKDT · 1809 days ago · 40 km deep · 93 km away · felt by 1
8. 1.933 km WSW of Anchor Point, AlaskaMon, Oct 18, 12:14 AM AKDT · 1809 days ago · 65 km deep · 48 km away
9. 1.811 km NE of Ninilchik, AlaskaMon, Oct 18, 2:40 AM AKDT · 1809 days ago · 46 km deep · 24 km away
10. 2.022 km ESE of Kasilof, AlaskaMon, Oct 18, 3:22 AM AKDT · 1809 days ago · 62 km deep · 62 km away
11. 2.0Southern AlaskaMon, Oct 18, 5:21 AM AKDT · 1809 days ago · 96 km deep · 66 km away
12. 1.866 km ENE of Pedro Bay, AlaskaMon, Oct 18, 8:13 AM AKDT · 1808 days ago · 102 km deep · 70 km away
13. 1.628 km WSW of Anchor Point, AlaskaMon, Oct 18, 9:10 AM AKDT · 1808 days ago · 68 km deep · 40 km away
14. 2.953 km W of Anchor Point, AlaskaMon, Oct 18, 10:57 AM AKDT · 1808 days ago · 97 km deep · 57 km away
15. 1.611 km NE of Ninilchik, AlaskaMon, Oct 18, 11:48 AM AKDT · 1808 days ago · 46 km deep · 24 km away
16. 1.76 km NW of Ninilchik, AlaskaMon, Oct 18, 1:32 PM AKDT · 1808 days ago · 46 km deep · 15 km away
17. 2.131 km ENE of Pedro Bay, AlaskaMon, Oct 18, 6:33 PM AKDT · 1808 days ago · 137 km deep · 100 km away
18. 1.962 km WNW of Ninilchik, AlaskaTue, Oct 19, 12:21 AM AKDT · 1808 days ago · 110 km deep · 59 km away
19. 2.860 km W of Anchor Point, AlaskaTue, Oct 19, 12:24 AM AKDT · 1808 days ago · 104 km deep · 63 km away
20. 2.269 km WNW of Happy Valley, AlaskaTue, Oct 19, 5:07 AM AKDT · 1808 days ago · 105 km deep · 65 km away
21. 2.146 km ENE of Pedro Bay, AlaskaTue, Oct 19, 5:14 AM AKDT · 1808 days ago · 126 km deep · 85 km away
22. 1.717 km NNW of Nanwalek, AlaskaTue, Oct 19, 5:33 AM AKDT · 1808 days ago · 62 km deep · 54 km away
23. 1.745 km W of Seward, AlaskaTue, Oct 19, 8:54 AM AKDT · 1807 days ago · 36 km deep · 86 km away
24. 1.966 km WNW of Nanwalek, AlaskaTue, Oct 19, 11:26 AM AKDT · 1807 days ago · 97 km deep · 87 km away
25. 1.514 km SW of Salamatof, AlaskaTue, Oct 19, 11:37 AM AKDT · 1807 days ago · 66 km deep · 66 km away
26. 1.66 km E of Halibut Cove, AlaskaTue, Oct 19, 1:19 PM AKDT · 1807 days ago · 45 km deep · 56 km away
27. 1.812 km NE of Ninilchik, AlaskaTue, Oct 19, 1:49 PM AKDT · 1807 days ago · 47 km deep · 25 km away
28. 2.260 km WNW of Ninilchik, AlaskaTue, Oct 19, 4:38 PM AKDT · 1807 days ago · 109 km deep · 59 km away
29. 1.638 km ENE of Pedro Bay, AlaskaTue, Oct 19, 7:29 PM AKDT · 1807 days ago · 130 km deep · 92 km away
30. 2.161 km WNW of Happy Valley, AlaskaTue, Oct 19, 9:59 PM AKDT · 1807 days ago · 93 km deep · 57 km away
31. 1.886 km W of Salamatof, AlaskaTue, Oct 19, 10:34 PM AKDT · 1807 days ago · 124 km deep · 95 km away
32. 1.742 km WNW of Nanwalek, AlaskaTue, Oct 19, 10:59 PM AKDT · 1807 days ago · 83 km deep · 69 km away
33. 1.524 km SW of Nanwalek, AlaskaWed, Oct 20, 1:38 AM AKDT · 1807 days ago · 60 km deep · 87 km away
34. 1.756 km WNW of Anchor Point, AlaskaWed, Oct 20, 2:44 AM AKDT · 1807 days ago · 96 km deep · 56 km away
35. 1.844 km NW of Ninilchik, AlaskaWed, Oct 20, 5:19 AM AKDT · 1807 days ago · 96 km deep · 48 km away
36. 1.858 km WNW of Anchor Point, AlaskaWed, Oct 20, 6:16 AM AKDT · 1807 days ago · 95 km deep · 57 km away
37. 2.361 km WNW of Nanwalek, AlaskaWed, Oct 20, 8:20 AM AKDT · 1806 days ago · 87 km deep · 77 km away
38. 1.8Southern AlaskaWed, Oct 20, 10:31 AM AKDT · 1806 days ago · 112 km deep · 66 km away
39. 2.223 km SE of Fox River, AlaskaWed, Oct 20, 2:21 PM AKDT · 1806 days ago · 31 km deep · 70 km away
40. 1.769 km E of Port Alsworth, AlaskaWed, Oct 20, 4:10 PM AKDT · 1806 days ago · 118 km deep · 74 km away
41. 1.629 km WSW of Salamatof, AlaskaWed, Oct 20, 9:19 PM AKDT · 1806 days ago · 71 km deep · 64 km away
42. 1.640 km W of Anchor Point, AlaskaWed, Oct 20, 9:46 PM AKDT · 1806 days ago · 70 km deep · 50 km away
43. 1.718 km WNW of Clam Gulch, AlaskaWed, Oct 20, 11:08 PM AKDT · 1806 days ago · 63 km deep · 34 km away
44. 3.149 km ENE of Pedro Bay, AlaskaThu, Oct 21, 12:42 AM AKDT · 1806 days ago · 122 km deep · 84 km away
45. 1.541 km NW of Nanwalek, AlaskaThu, Oct 21, 4:16 AM AKDT · 1806 days ago · 67 km deep · 57 km away
46. 1.915 km WSW of Nanwalek, AlaskaThu, Oct 21, 10:12 AM AKDT · 1805 days ago · 79 km deep · 77 km away
47. 2.017 km E of Ninilchik, AlaskaThu, Oct 21, 12:28 PM AKDT · 1805 days ago · 52 km deep · 28 km away
48. 2.654 km W of Nanwalek, AlaskaThu, Oct 21, 3:38 PM AKDT · 1805 days ago · 80 km deep · 96 km away
49. 2.07 km W of Funny River, AlaskaThu, Oct 21, 6:04 PM AKDT · 1805 days ago · 14 km deep · 77 km away
50. 3.427 km WSW of Cooper Landing, AlaskaThu, Oct 21, 6:39 PM AKDT · 1805 days ago · 41 km deep · 96 km away · felt by 7
51. 1.866 km WNW of Nanwalek, AlaskaThu, Oct 21, 9:18 PM AKDT · 1805 days ago · 99 km deep · 86 km away
52. 1.861 km WNW of Anchor Point, AlaskaThu, Oct 21, 10:45 PM AKDT · 1805 days ago · 97 km deep · 62 km away
53. 1.731 km WNW of Nanwalek, AlaskaFri, Oct 22, 12:25 AM AKDT · 1805 days ago · 88 km deep · 69 km away
54. 1.826 km WNW of Anchor Point, AlaskaFri, Oct 22, 1:08 AM AKDT · 1805 days ago · 85 km deep · 30 km away
55. 2.359 km W of Salamatof, AlaskaFri, Oct 22, 2:04 AM AKDT · 1805 days ago · 95 km deep · 70 km away
56. 1.869 km ENE of Pedro Bay, AlaskaFri, Oct 22, 3:31 AM AKDT · 1805 days ago · 122 km deep · 67 km away
57. 1.738 km WSW of Anchor Point, AlaskaFri, Oct 22, 4:50 AM AKDT · 1805 days ago · 75 km deep · 51 km away
58. 1.614 km W of Anchor Point, AlaskaFri, Oct 22, 2:02 PM AKDT · 1804 days ago · 76 km deep · 28 km away
59. 1.745 km WNW of Happy Valley, AlaskaFri, Oct 22, 3:46 PM AKDT · 1804 days ago · 95 km deep · 41 km away
60. 1.743 km NW of Ninilchik, AlaskaFri, Oct 22, 4:48 PM AKDT · 1804 days ago · 94 km deep · 47 km away

The first 60 of at least 201.

Before

1. 1.752 km E of Pedro Bay, AlaskaSat, Oct 16, 12:34 PM AKDT · 1810 days ago · 129 km deep · 80 km away
2. 2.310 km SSW of Clam Gulch, AlaskaSat, Oct 16, 11:44 AM AKDT · 1810 days ago · 48 km deep · 27 km away
3. 1.765 km WNW of Nanwalek, AlaskaSat, Oct 16, 9:59 AM AKDT · 1810 days ago · 99 km deep · 75 km away
4. 4.712 km SSW of Clam Gulch, AlaskaSat, Oct 16, 9:47 AM AKDT · 1810 days ago · 54 km deep · 25 km away · felt by 221 · tsunami flag
5. 2.238 km ENE of Pedro Bay, AlaskaSat, Oct 16, 9:14 AM AKDT · 1810 days ago · 129 km deep · 92 km away
6. 1.662 km NW of Ninilchik, AlaskaSat, Oct 16, 4:55 AM AKDT · 1811 days ago · 100 km deep · 65 km away
7. 1.732 km NW of Nanwalek, AlaskaSat, Oct 16, 4:49 AM AKDT · 1811 days ago · 73 km deep · 54 km away
8. 1.855 km WSW of Anchor Point, AlaskaSat, Oct 16, 2:11 AM AKDT · 1811 days ago · 86 km deep · 65 km away
9. 1.643 km ESE of Pedro Bay, AlaskaFri, Oct 15, 11:23 PM AKDT · 1811 days ago · 112 km deep · 97 km away
10. 1.83 km ESE of Ridgeway, AlaskaFri, Oct 15, 9:08 PM AKDT · 1811 days ago · 48 km deep · 76 km away · felt by 1
11. 2.440 km ENE of Pedro Bay, AlaskaFri, Oct 15, 8:20 PM AKDT · 1811 days ago · 123 km deep · 92 km away
12. 1.943 km ENE of Pedro Bay, AlaskaFri, Oct 15, 8:17 PM AKDT · 1811 days ago · 134 km deep · 91 km away
13. 1.611 km SE of Port Graham, AlaskaFri, Oct 15, 5:28 PM AKDT · 1811 days ago · 58 km deep · 77 km away
14. 1.960 km W of Anchor Point, AlaskaFri, Oct 15, 11:38 AM AKDT · 1811 days ago · 101 km deep · 64 km away
15. 1.742 km ESE of Pedro Bay, AlaskaFri, Oct 15, 11:19 AM AKDT · 1811 days ago · 113 km deep · 98 km away
16. 1.726 km WNW of Nanwalek, AlaskaFri, Oct 15, 7:51 AM AKDT · 1811 days ago · 83 km deep · 65 km away
17. 1.950 km ENE of Pedro Bay, AlaskaFri, Oct 15, 7:44 AM AKDT · 1811 days ago · 120 km deep · 82 km away
18. 1.731 km W of Nanwalek, AlaskaFri, Oct 15, 2:49 AM AKDT · 1812 days ago · 64 km deep · 79 km away
19. 1.547 km WNW of Anchor Point, AlaskaFri, Oct 15, 12:47 AM AKDT · 1812 days ago · 84 km deep · 49 km away
20. 2.035 km ENE of Pedro Bay, AlaskaFri, Oct 15, 12:18 AM AKDT · 1812 days ago · 119 km deep · 96 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak021daagnn0. Read Thu, Oct 1, 2026, 3:03 AM UTC.