Alaska earthquakes

M1.6 earthquake 19 km ENE of Nikiski, Alaska

A magnitude 1.6 earthquake struck 19 km ENE of Nikiski, Alaska on Fri, Oct 1, 2021, 12:41 PM AKDT (20:41 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M4.7 12 km SSW of Clam Gulch, Alaska. This one was a foreshock.

Nikiski 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
1.6 (ml), micro
Local time
UTC
2021-10-01 20:41:03 UTC
Depth
25.0 km (15.5 mi), shallow
Epicenter
60.773° N, 150.974° 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
15

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 199 in the 60 days after this one and 128 in the 30 days before it.

After

  1. 1.650 km WNW of Tyonek, Alaska · 1822 days ago · 93 km deep · 76 km away
  2. 2.665 km WNW of Beluga, Alaska · 1822 days ago · 136 km deep · 94 km away
  3. 1.545 km WSW of Tyonek, Alaska · 1822 days ago · 78 km deep · 57 km away
  4. 1.611 km NW of Beluga, Alaska · 1822 days ago · 68 km deep · 51 km away
  5. 2.013 km ESE of Susitna, Alaska · 1821 days ago · 51 km deep · 88 km away · felt by 1
  6. 1.710 km WNW of Tyonek, Alaska · 1821 days ago · 85 km deep · 42 km away
  7. 1.512 km NNW of Beluga, Alaska · 1821 days ago · 64 km deep · 54 km away
  8. 1.813 km W of Cooper Landing, Alaska · 1821 days ago · 37 km deep · 59 km away
  9. 1.756 km W of Nikiski, Alaska · 1820 days ago · 91 km deep · 72 km away
  10. 2.144 km WNW of Clam Gulch, Alaska · 1820 days ago · 77 km deep · 75 km away
  11. 1.56 km SW of Kasilof, Alaska · 1820 days ago · 56 km deep · 57 km away
  12. 2.79 km SSW of Elmendorf Air Force Base, Alaska · 1819 days ago · 39 km deep · 82 km away · felt by 30
  13. 1.516 km W of Salamatof, Alaska · 1819 days ago · 72 km deep · 40 km away
  14. 1.69 km SSW of Elmendorf Air Force Base, Alaska · 1819 days ago · 35 km deep · 82 km away
  15. 1.873 km W of Nikiski, Alaska · 1818 days ago · 121 km deep · 89 km away
  16. 1.517 km WNW of Cooper Landing, Alaska · 1817 days ago · 39 km deep · 53 km away
  17. 1.6Kenai Peninsula, Alaska · 1817 days ago · 77 km deep · 42 km away
  18. 1.734 km WNW of Clam Gulch, Alaska · 1817 days ago · 72 km deep · 72 km away
  19. 1.726 km W of Salamatof, Alaska · 1816 days ago · 76 km deep · 48 km away
  20. 1.615 km S of Clam Gulch, Alaska · 1816 days ago · 72 km deep · 79 km away
  21. 1.515 km ESE of Tyonek, Alaska · 1816 days ago · 10 km deep · 30 km away
  22. 2.323 km WNW of Susitna, Alaska · 1816 days ago · 62 km deep · 90 km away
  23. 1.511 km N of Point Possession, Alaska · 1816 days ago · 57 km deep · 31 km away
  24. 1.670 km WNW of Nikiski, Alaska · 1815 days ago · 108 km deep · 85 km away
  25. 2.27 km SE of Point Possession, Alaska · 1815 days ago · 36 km deep · 25 km away
  26. 1.873 km W of Tyonek, Alaska · 1815 days ago · 124 km deep · 91 km away
  27. 1.564 km W of Tyonek, Alaska · 1814 days ago · 1 km deep · 82 km away
  28. 1.8Southern Alaska · 1814 days ago · 3 km deep · 81 km away
  29. 2.042 km W of Nikiski, Alaska · 1814 days ago · 82 km deep · 59 km away
  30. 1.563 km NW of Beluga, Alaska · 1814 days ago · 103 km deep · 96 km away
  31. 2.73 km W of Hope, Alaska · 1814 days ago · 29 km deep · 70 km away · felt by 6
  32. 2.019 km ESE of Funny River, Alaska · 1814 days ago · 41 km deep · 47 km away
  33. 1.511 km SW of Tyonek, Alaska · 1813 days ago · 66 km deep · 29 km away
  34. 1.821 km SSE of Cooper Landing, Alaska · 1813 days ago · 48 km deep · 86 km away
  35. 2.065 km W of Tyonek, Alaska · 1812 days ago · 120 km deep · 83 km away
  36. 1.615 km WNW of Salamatof, Alaska · 1812 days ago · 70 km deep · 36 km away
  37. 1.7Kenai Peninsula, Alaska · 1812 days ago · 33 km deep · 76 km away
  38. 2.01 km N of Funny River, Alaska · 1812 days ago · 52 km deep · 31 km away
  39. 1.665 km WNW of Beluga, Alaska · 1812 days ago · 6 km deep · 92 km away
  40. 1.531 km NW of Cooper Landing, Alaska · 1812 days ago · 57 km deep · 42 km away
  41. 1.629 km NW of Nikiski, Alaska · 1812 days ago · 77 km deep · 41 km away
  42. 1.623 km W of Tyonek, Alaska · 1811 days ago · 75 km deep · 47 km away
  43. 1.67 km WNW of Cohoe, Alaska · 1811 days ago · 64 km deep · 50 km away
  44. 1.714 km E of Point Possession, Alaska · 1811 days ago · 42 km deep · 36 km away
  45. 1.541 km WNW of Tyonek, Alaska · 1811 days ago · 92 km deep · 65 km away
  46. 1.57 km WNW of Point Possession, Alaska · 1811 days ago · 15 km deep · 22 km away
  47. 1.867 km W of Tyonek, Alaska · 1811 days ago · 111 km deep · 82 km away
  48. 1.615 km SSW of Susitna, Alaska · 1811 days ago · 46 km deep · 75 km away
  49. 1.6Kenai Peninsula, Alaska · 1810 days ago · 27 km deep · 72 km away
  50. 1.922 km SE of Kasilof, Alaska · 1810 days ago · 56 km deep · 64 km away
  51. 1.825 km WNW of Ninilchik, Alaska · 1810 days ago · 70 km deep · 91 km away
  52. 1.740 km W of Kalifornsky, Alaska · 1810 days ago · 85 km deep · 67 km away
  53. 1.56 km NNE of Hope, Alaska · 1810 days ago · 33 km deep · 78 km away
  54. 1.540 km NW of Nikiski, Alaska · 1810 days ago · 78 km deep · 52 km away
  55. 1.665 km WNW of Nikiski, Alaska · 1810 days ago · 116 km deep · 80 km away
  56. 1.56 km SSW of Point Possession, Alaska · 1809 days ago · 40 km deep · 17 km away
  57. 1.546 km NW of Ninilchik, Alaska · 1809 days ago · 79 km deep · 85 km away
  58. 1.627 km WNW of Kalifornsky, Alaska · 1809 days ago · 72 km deep · 55 km away
  59. 1.556 km NW of Ninilchik, Alaska · 1809 days ago · 87 km deep · 83 km away
  60. 1.522 km NNE of Beluga, Alaska · 1809 days ago · 59 km deep · 61 km away

The first 60 of at least 199.

Before

  1. 1.825 km WSW of Point MacKenzie, Alaska · 1822 days ago · 45 km deep · 66 km away
  2. 1.623 km NNW of Beluga, Alaska · 1822 days ago · 75 km deep · 64 km away
  3. 1.520 km NW of Moose Pass, Alaska · 1822 days ago · 19 km deep · 77 km away
  4. 1.629 km WNW of Ninilchik, Alaska · 1822 days ago · 69 km deep · 95 km away
  5. 1.721 km WNW of Clam Gulch, Alaska · 1822 days ago · 67 km deep · 65 km away
  6. 1.61 km SSE of Big Lake, Alaska · 1823 days ago · 35 km deep · 99 km away
  7. 1.847 km S of Skwentna, Alaska · 1823 days ago · 70 km deep · 92 km away
  8. 1.529 km SE of Funny River, Alaska · 1823 days ago · 31 km deep · 61 km away
  9. 2.067 km W of Nikiski, Alaska · 1823 days ago · 140 km deep · 83 km away
  10. 2.06 km E of Hope, Alaska · 1824 days ago · 30 km deep · 81 km away
  11. 1.544 km W of Kalifornsky, Alaska · 1824 days ago · 86 km deep · 70 km away
  12. 1.665 km W of Tyonek, Alaska · 1824 days ago · 111 km deep · 79 km away
  13. 2.156 km NW of Ninilchik, Alaska · 1824 days ago · 87 km deep · 94 km away
  14. 1.638 km S of Skwentna, Alaska · 1825 days ago · 80 km deep · 99 km away
  15. 1.824 km WNW of Susitna, Alaska · 1826 days ago · 62 km deep · 98 km away
  16. 1.812 km WSW of Big Lake, Alaska · 1826 days ago · 43 km deep · 90 km away
  17. 1.522 km N of Beluga, Alaska · 1826 days ago · 59 km deep · 63 km away
  18. 2.215 km W of Ninilchik, Alaska · 1826 days ago · 58 km deep · 95 km away
  19. 1.529 km N of Beluga, Alaska · 1827 days ago · 15 km deep · 71 km away
  20. 2.26 km E of Nikiski, Alaska · 1827 days ago · 59 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021clhek15. Read Sun, Sep 27, 2026, 8:53 PM UTC.