Alaska earthquakes

M2.2 earthquake 72 km NW of Ninilchik, Alaska

A magnitude 2.2 earthquake struck 72 km NW of Ninilchik, Alaska on Mon, Sep 13, 2021, 5:48 PM AKDT (01:48 UTC), 110 km (68 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

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

Ninilchik 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
2.2 (ml), micro
Local time
UTC
2021-09-14 01:48:09 UTC
Depth
109.8 km (68.2 mi), intermediate-depth
Epicenter
60.446° N, 152.711° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
31

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 202 in the 60 days after this one and 188 in the 30 days before it.

After

  1. 1.614 km SW of Anchor Point, Alaska · 1840 days ago · 57 km deep · 95 km away
  2. 1.570 km ENE of Pedro Bay, Alaska · 1840 days ago · 104 km deep · 43 km away
  3. 1.971 km E of Port Alsworth, Alaska · 1840 days ago · 128 km deep · 38 km away
  4. 2.379 km W of Salamatof, Alaska · 1840 days ago · 119 km deep · 9 km away
  5. 1.923 km W of Happy Valley, Alaska · 1840 days ago · 77 km deep · 63 km away
  6. 1.569 km WNW of Ninilchik, Alaska · 1840 days ago · 119 km deep · 19 km away
  7. 1.559 km WNW of Happy Valley, Alaska · 1840 days ago · 97 km deep · 38 km away
  8. 1.663 km W of Tyonek, Alaska · 1840 days ago · 107 km deep · 69 km away
  9. 1.716 km WSW of Tyonek, Alaska · 1839 days ago · 61 km deep · 94 km away
  10. 1.657 km ESE of Pedro Bay, Alaska · 1839 days ago · 111 km deep · 92 km away
  11. 1.681 km W of Salamatof, Alaska · 1839 days ago · 115 km deep · 10 km away
  12. 1.561 km ESE of Pedro Bay, Alaska · 1839 days ago · 97 km deep · 100 km away
  13. 1.868 km W of Happy Valley, Alaska · 1839 days ago · 113 km deep · 48 km away
  14. 1.547 km WNW of Anchor Point, Alaska · 1839 days ago · 84 km deep · 64 km away
  15. 1.669 km WNW of Ninilchik, Alaska · 1839 days ago · 113 km deep · 11 km away
  16. 2.544 km E of Port Alsworth, Alaska · 1839 days ago · 175 km deep · 49 km away
  17. 1.846 km E of Port Alsworth, Alaska · 1838 days ago · 148 km deep · 55 km away
  18. 2.046 km W of Tyonek, Alaska · 1838 days ago · 103 km deep · 86 km away
  19. 1.937 km ENE of Pedro Bay, Alaska · 1838 days ago · 137 km deep · 71 km away
  20. 1.855 km WNW of Nikiski, Alaska · 1838 days ago · 90 km deep · 48 km away
  21. 1.956 km WNW of Anchor Point, Alaska · 1838 days ago · 94 km deep · 60 km away
  22. 1.967 km W of Tyonek, Alaska · 1838 days ago · 118 km deep · 63 km away
  23. 1.551 km WNW of Happy Valley, Alaska · 1837 days ago · 94 km deep · 41 km away
  24. 1.963 km W of Happy Valley, Alaska · 1837 days ago · 118 km deep · 49 km away
  25. 2.644 km ESE of Pedro Bay, Alaska · 1837 days ago · 111 km deep · 93 km away
  26. 1.512 km NNE of Ninilchik, Alaska · 1837 days ago · 56 km deep · 72 km away
  27. 1.672 km WNW of Tyonek, Alaska · 1837 days ago · 119 km deep · 95 km away
  28. 2.967 km WNW of Happy Valley, Alaska · 1837 days ago · 126 km deep · 42 km away · felt by 1
  29. 1.77 km NW of Kalifornsky, Alaska · 1836 days ago · 55 km deep · 73 km away
  30. 1.548 km WNW of Happy Valley, Alaska · 1836 days ago · 93 km deep · 46 km away
  31. 1.954 km NW of Ninilchik, Alaska · 1836 days ago · 86 km deep · 19 km away
  32. 1.747 km E of Pedro Bay, Alaska · 1835 days ago · 115 km deep · 75 km away
  33. 1.653 km E of Pedro Bay, Alaska · 1835 days ago · 106 km deep · 80 km away
  34. 1.744 km E of Pedro Bay, Alaska · 1834 days ago · 130 km deep · 81 km away
  35. 1.668 km E of Port Alsworth, Alaska · 1834 days ago · 132 km deep · 32 km away
  36. 1.544 km WNW of Anchor Point, Alaska · 1834 days ago · 89 km deep · 61 km away
  37. 1.642 km W of Salamatof, Alaska · 1834 days ago · 79 km deep · 39 km away
  38. 2.038 km E of Pedro Bay, Alaska · 1834 days ago · 128 km deep · 78 km away
  39. 2.359 km WNW of Ninilchik, Alaska · 1834 days ago · 112 km deep · 30 km away
  40. 1.969 km WNW of Anchor Point, Alaska · 1834 days ago · 101 km deep · 49 km away
  41. 1.868 km WNW of Happy Valley, Alaska · 1834 days ago · 110 km deep · 43 km away
  42. 1.655 km W of Happy Valley, Alaska · 1834 days ago · 92 km deep · 47 km away
  43. 1.640 km WNW of Anchor Point, Alaska · 1834 days ago · 75 km deep · 57 km away
  44. 2.247 km NW of Ninilchik, Alaska · 1833 days ago · 80 km deep · 29 km away
  45. 1.635 km WSW of Anchor Point, Alaska · 1833 days ago · 78 km deep · 84 km away
  46. 2.136 km ENE of Pedro Bay, Alaska · 1833 days ago · 140 km deep · 73 km away
  47. 2.314 km WNW of Nikiski, Alaska · 1833 days ago · 71 km deep · 74 km away
  48. 1.863 km WNW of Anchor Point, Alaska · 1833 days ago · 107 km deep · 52 km away
  49. 2.910 km NW of Anchor Point, Alaska · 1832 days ago · 76 km deep · 79 km away · felt by 4
  50. 1.567 km ENE of Pedro Bay, Alaska · 1832 days ago · 105 km deep · 48 km away
  51. 2.142 km WNW of Tyonek, Alaska · 1832 days ago · 98 km deep · 90 km away
  52. 1.757 km W of Anchor Point, Alaska · 1832 days ago · 105 km deep · 70 km away
  53. 2.146 km ENE of Pedro Bay, Alaska · 1832 days ago · 136 km deep · 62 km away
  54. 1.752 km ENE of Pedro Bay, Alaska · 1832 days ago · 128 km deep · 62 km away
  55. 1.551 km WNW of Ninilchik, Alaska · 1832 days ago · 104 km deep · 23 km away
  56. 1.659 km W of Happy Valley, Alaska · 1832 days ago · 107 km deep · 46 km away
  57. 1.838 km ENE of Pedro Bay, Alaska · 1832 days ago · 132 km deep · 74 km away
  58. 1.658 km WNW of Happy Valley, Alaska · 1831 days ago · 97 km deep · 40 km away
  59. 2.326 km NW of Anchor Point, Alaska · 1831 days ago · 85 km deep · 65 km away · felt by 1
  60. 1.647 km W of Anchor Point, Alaska · 1831 days ago · 90 km deep · 73 km away

The first 60 of at least 202.

Before

  1. 1.955 km NW of Ninilchik, Alaska · 1841 days ago · 91 km deep · 19 km away
  2. 1.719 km SW of Tyonek, Alaska · 1842 days ago · 117 km deep · 91 km away
  3. 1.760 km W of Tyonek, Alaska · 1842 days ago · 92 km deep · 75 km away
  4. 2.560 km ESE of Pedro Bay, Alaska · 1842 days ago · 100 km deep · 92 km away
  5. 1.957 km NW of Ninilchik, Alaska · 1842 days ago · 104 km deep · 16 km away
  6. 1.861 km WNW of Nanwalek, Alaska · 1842 days ago · 97 km deep · 94 km away
  7. 1.874 km WNW of Ninilchik, Alaska · 1842 days ago · 118 km deep · 25 km away
  8. 1.753 km ENE of Pedro Bay, Alaska · 1842 days ago · 127 km deep · 67 km away
  9. 1.664 km WNW of Nanwalek, Alaska · 1843 days ago · 98 km deep · 96 km away
  10. 2.259 km W of Ninilchik, Alaska · 1843 days ago · 108 km deep · 32 km away
  11. 1.674 km NE of Port Alsworth, Alaska · 1843 days ago · 170 km deep · 45 km away
  12. 1.866 km W of Happy Valley, Alaska · 1843 days ago · 110 km deep · 46 km away
  13. 2.066 km W of Tyonek, Alaska · 1843 days ago · 112 km deep · 72 km away
  14. 2.24 km NE of Ninilchik, Alaska · 1843 days ago · 54 km deep · 73 km away
  15. 1.538 km WSW of Salamatof, Alaska · 1843 days ago · 86 km deep · 41 km away
  16. 1.741 km NW of Ninilchik, Alaska · 1843 days ago · 84 km deep · 31 km away
  17. 1.524 km SW of Anchor Point, Alaska · 1843 days ago · 87 km deep · 93 km away
  18. 1.858 km WNW of Happy Valley, Alaska · 1844 days ago · 100 km deep · 43 km away
  19. 1.94 km SW of Kasilof, Alaska · 1844 days ago · 58 km deep · 77 km away · felt by 1
  20. 3.95 km SSW of Kasilof, Alaska · 1844 days ago · 60 km deep · 78 km away · felt by 39 · tsunami flag

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bt1zxli. Read Mon, Sep 28, 2026, 9:55 PM UTC.