Alaska earthquakes

M1.9 earthquake 48 km W of Happy Valley, Alaska

A magnitude 1.9 earthquake struck 48 km W of Happy Valley, Alaska on Wed, Jul 21, 2021, 10:44 AM AKDT (18:44 UTC), 95 km (59 mi) below the surface.

A larger quake followed: M3.9 5 km SSW of Kasilof, Alaska. This one was a foreshock.

Happy Valley forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-07-21 18:44:04 UTC
Depth
95.4 km (59.3 mi), intermediate-depth
Epicenter
60.028° N, 152.587° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
65

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.038 km ENE of Pedro Bay, Alaska · 1895 days ago · 132 km deep · 51 km away
  2. 2.040 km ENE of Pedro Bay, Alaska · 1895 days ago · 139 km deep · 49 km away
  3. 2.524 km WNW of Anchor Point, Alaska · 1895 days ago · 86 km deep · 27 km away
  4. 2.250 km ENE of Pedro Bay, Alaska · 1895 days ago · 131 km deep · 39 km away
  5. 1.933 km NE of Pedro Bay, Alaska · 1894 days ago · 172 km deep · 63 km away
  6. 2.033 km WSW of Nanwalek, Alaska · 1894 days ago · 64 km deep · 83 km away
  7. 1.5Southern Alaska · 1894 days ago · 75 km deep · 24 km away
  8. 1.651 km WSW of Anchor Point, Alaska · 1894 days ago · 89 km deep · 43 km away
  9. 2.055 km WNW of Ninilchik, Alaska · 1894 days ago · 113 km deep · 30 km away
  10. 2.558 km W of Happy Valley, Alaska · 1894 days ago · 106 km deep · 10 km away
  11. 1.936 km E of Pedro Bay, Alaska · 1893 days ago · 123 km deep · 55 km away
  12. 1.548 km NW of Ninilchik, Alaska · 1893 days ago · 90 km deep · 43 km away
  13. 2.041 km ESE of Pedro Bay, Alaska · 1893 days ago · 117 km deep · 70 km away · felt by 1
  14. 1.848 km ESE of Port Alsworth, Alaska · 1893 days ago · 152 km deep · 49 km away
  15. 1.855 km E of Pedro Bay, Alaska · 1893 days ago · 134 km deep · 35 km away
  16. 2.055 km ENE of Pedro Bay, Alaska · 1893 days ago · 121 km deep · 34 km away
  17. 1.656 km WNW of Happy Valley, Alaska · 1893 days ago · 97 km deep · 8 km away
  18. 1.673 km SE of Pedro Bay, Alaska · 1893 days ago · 86 km deep · 92 km away
  19. 1.636 km WNW of Ninilchik, Alaska · 1892 days ago · 96 km deep · 27 km away
  20. 1.582 km W of Salamatof, Alaska · 1892 days ago · 119 km deep · 74 km away
  21. 2.432 km SE of Pedro Bay, Alaska · 1892 days ago · 130 km deep · 83 km away
  22. 2.461 km ENE of Pedro Bay, Alaska · 1892 days ago · 126 km deep · 28 km away
  23. 1.832 km SE of Kasilof, Alaska · 1892 days ago · 49 km deep · 99 km away
  24. 1.549 km W of Nanwalek, Alaska · 1892 days ago · 77 km deep · 81 km away
  25. 2.356 km ENE of Pedro Bay, Alaska · 1892 days ago · 131 km deep · 33 km away
  26. 1.636 km ESE of Pedro Bay, Alaska · 1892 days ago · 129 km deep · 66 km away
  27. 1.935 km ENE of Pedro Bay, Alaska · 1891 days ago · 128 km deep · 54 km away
  28. 1.571 km W of Nanwalek, Alaska · 1891 days ago · 85 km deep · 87 km away
  29. 1.565 km WNW of Anchor Point, Alaska · 1891 days ago · 110 km deep · 17 km away
  30. 1.561 km WNW of Anchor Point, Alaska · 1890 days ago · 96 km deep · 21 km away
  31. 2.257 km ENE of Pedro Bay, Alaska · 1890 days ago · 128 km deep · 35 km away
  32. 2.057 km ENE of Pedro Bay, Alaska · 1890 days ago · 128 km deep · 34 km away
  33. 2.13 km ESE of Homer, Alaska · 1890 days ago · 56 km deep · 76 km away
  34. 1.92 km NNW of Kachemak, Alaska · 1890 days ago · 54 km deep · 73 km away
  35. 2.948 km NW of Ninilchik, Alaska · 1890 days ago · 88 km deep · 32 km away
  36. 1.838 km WNW of Anchor Point, Alaska · 1890 days ago · 86 km deep · 12 km away
  37. 1.539 km WNW of Anchor Point, Alaska · 1890 days ago · 82 km deep · 13 km away
  38. 1.57 km ENE of Kasilof, Alaska · 1890 days ago · 46 km deep · 88 km away
  39. 1.57 km NE of Kasilof, Alaska · 1890 days ago · 47 km deep · 87 km away
  40. 1.676 km NW of Ninilchik, Alaska · 1890 days ago · 129 km deep · 52 km away
  41. 2.076 km NW of Ninilchik, Alaska · 1890 days ago · 125 km deep · 51 km away
  42. 1.638 km W of Nanwalek, Alaska · 1889 days ago · 68 km deep · 74 km away
  43. 1.843 km WNW of Happy Valley, Alaska · 1889 days ago · 98 km deep · 7 km away
  44. 1.550 km WSW of Nanwalek, Alaska · 1889 days ago · 84 km deep · 89 km away
  45. 1.646 km W of Nikiski, Alaska · 1889 days ago · 87 km deep · 87 km away
  46. 1.558 km WNW of Anchor Point, Alaska · 1889 days ago · 95 km deep · 14 km away
  47. 2.050 km ENE of Pedro Bay, Alaska · 1889 days ago · 126 km deep · 38 km away
  48. 1.761 km WNW of Nikiski, Alaska · 1888 days ago · 106 km deep · 92 km away
  49. 2.437 km WNW of Anchor Point, Alaska · 1888 days ago · 82 km deep · 21 km away
  50. 1.944 km NE of Pedro Bay, Alaska · 1888 days ago · 139 km deep · 50 km away
  51. 1.647 km W of Anchor Point, Alaska · 1888 days ago · 82 km deep · 21 km away
  52. 1.671 km WNW of Nikiski, Alaska · 1888 days ago · 118 km deep · 98 km away
  53. 1.9Southern Alaska · 1888 days ago · 132 km deep · 38 km away
  54. 1.651 km WNW of Anchor Point, Alaska · 1888 days ago · 85 km deep · 16 km away
  55. 1.566 km WNW of Nanwalek, Alaska · 1888 days ago · 97 km deep · 64 km away
  56. 1.539 km WSW of Anchor Point, Alaska · 1888 days ago · 67 km deep · 46 km away
  57. 1.637 km WNW of Ninilchik, Alaska · 1888 days ago · 92 km deep · 29 km away
  58. 1.517 km WSW of Kenai, Alaska · 1888 days ago · 71 km deep · 77 km away
  59. 1.656 km WNW of Ninilchik, Alaska · 1888 days ago · 109 km deep · 30 km away
  60. 1.824 km WSW of Salamatof, Alaska · 1888 days ago · 78 km deep · 74 km away

The first 60 of at least 200.

Before

  1. 1.554 km E of Pedro Bay, Alaska · 1895 days ago · 109 km deep · 46 km away
  2. 2.068 km ENE of Pedro Bay, Alaska · 1895 days ago · 134 km deep · 24 km away
  3. 1.566 km WNW of Happy Valley, Alaska · 1895 days ago · 100 km deep · 19 km away
  4. 1.644 km ENE of Pedro Bay, Alaska · 1896 days ago · 123 km deep · 45 km away
  5. 1.744 km NW of Nanwalek, Alaska · 1896 days ago · 66 km deep · 48 km away
  6. 1.629 km W of Nanwalek, Alaska · 1896 days ago · 85 km deep · 70 km away
  7. 1.522 km NNW of Ninilchik, Alaska · 1896 days ago · 66 km deep · 47 km away
  8. 1.549 km NW of Ninilchik, Alaska · 1896 days ago · 91 km deep · 39 km away
  9. 1.69 km SSE of Kasilof, Alaska · 1896 days ago · 47 km deep · 81 km away
  10. 1.958 km NE of Pedro Bay, Alaska · 1896 days ago · 133 km deep · 37 km away
  11. 1.548 km WNW of Nanwalek, Alaska · 1896 days ago · 84 km deep · 52 km away
  12. 1.938 km ENE of Pedro Bay, Alaska · 1897 days ago · 135 km deep · 51 km away
  13. 3.135 km E of Pedro Bay, Alaska · 1897 days ago · 140 km deep · 54 km away
  14. 1.655 km ESE of Pope-Vannoy Landing, Alaska · 1897 days ago · 113 km deep · 98 km away
  15. 1.853 km ENE of Pedro Bay, Alaska · 1897 days ago · 126 km deep · 36 km away
  16. 1.736 km E of Pedro Bay, Alaska · 1897 days ago · 125 km deep · 59 km away
  17. 1.835 km ENE of Pedro Bay, Alaska · 1897 days ago · 134 km deep · 54 km away
  18. 2.219 km NNW of Ninilchik, Alaska · 1897 days ago · 66 km deep · 47 km away
  19. 1.540 km E of Pedro Bay, Alaska · 1897 days ago · 116 km deep · 56 km away
  20. 2.062 km NE of Pedro Bay, Alaska · 1897 days ago · 129 km deep · 35 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219adjcgf. Read Mon, Sep 28, 2026, 7:35 PM UTC.