Alaska earthquakes

M2.0 earthquake Alaska Peninsula

A magnitude 2.0 earthquake struck in the Alaska Peninsula on Tue, Sep 21, 2021, 6:47 PM AKDT (02:47 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.2 31 km ESE of Chignik, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.0 (ml), micro
Local time
UTC
2021-09-22 02:47:37 UTC
Depth
9.2 km (5.7 mi), shallow
Epicenter
55.522° N, 158.457° 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
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 88 in the 60 days after this one and 111 in the 30 days before it.

After

  1. 2.231 km ESE of Chignik, Alaska · 1827 days ago · 61 km deep · 76 km away
  2. 1.920 km WNW of Chignik Lake, Alaska · 1826 days ago · 93 km deep · 95 km away
  3. 2.080 km ESE of Sand Point, Alaska · 1826 days ago · 9 km deep · 75 km away
  4. 1.976 km ESE of Sand Point, Alaska · 1826 days ago · 6 km deep · 85 km away
  5. 2.9114 km SSE of Perryville, Alaska · 1826 days ago · 19 km deep · 67 km away
  6. 2.994 km S of Perryville, Alaska · 1826 days ago · 25 km deep · 62 km away
  7. 2.9144 km SE of Chignik, Alaska · 1826 days ago · 6 km deep · 96 km away
  8. 2.372 km ESE of Sand Point, Alaska · 1825 days ago · 7 km deep · 84 km away
  9. 2.7144 km SE of Perryville, Alaska · 1825 days ago · 22 km deep · 83 km away
  10. 2.271 km SE of Perryville, Alaska · 1824 days ago · 14 km deep · 11 km away
  11. 1.675 km ESE of Sand Point, Alaska · 1824 days ago · 5 km deep · 82 km away
  12. 1.644 km S of Ivanof Bay, Alaska · 1824 days ago · 71 km deep · 64 km away
  13. 1.876 km ESE of Sand Point, Alaska · 1824 days ago · 6 km deep · 83 km away
  14. 2.890 km SE of Perryville, Alaska · 1823 days ago · 27 km deep · 30 km away
  15. 2.776 km S of Perryville, Alaska · 1822 days ago · 25 km deep · 58 km away
  16. 2.765 km SE of Perryville, Alaska · 1822 days ago · 5 km deep · 7 km away
  17. 2.460 km SE of Perryville, Alaska · 1819 days ago · 10 km deep · 10 km away
  18. 2.469 km ESE of Sand Point, Alaska · 1817 days ago · 3 km deep · 91 km away
  19. 2.155 km SE of Perryville, Alaska · 1814 days ago · 14 km deep · 7 km away
  20. 2.667 km SE of Perryville, Alaska · 1813 days ago · 20 km deep · 6 km away
  21. 2.262 km SE of Perryville, Alaska · 1813 days ago · 22 km deep · 3 km away
  22. 1.722 km E of Chignik, Alaska · 1813 days ago · 9 km deep · 87 km away
  23. 2.065 km S of Ivanof Bay, Alaska · 1813 days ago · 47 km deep · 68 km away
  24. 2.3127 km SE of Perryville, Alaska · 1813 days ago · 0 km deep · 68 km away
  25. 2.122 km N of Ivanof Bay, Alaska · 1812 days ago · 4 km deep · 93 km away
  26. 2.155 km ESE of Sand Point, Alaska · 1810 days ago · 2 km deep · 83 km away
  27. 2.658 km SE of Perryville, Alaska · 1809 days ago · 11 km deep · 3 km away
  28. 2.3Alaska Peninsula · 1808 days ago · 8 km deep · 84 km away
  29. 2.472 km ESE of Sand Point, Alaska · 1806 days ago · 6 km deep · 80 km away
  30. 3.058 km SE of Perryville, Alaska · 1805 days ago · 11 km deep · 4 km away
  31. 2.875 km E of Sand Point, Alaska · 1805 days ago · 35 km deep · 64 km away
  32. 4.0140 km SSE of Chignik, Alaska · 1804 days ago · 39 km deep · 85 km away
  33. 2.682 km SSE of Perryville, Alaska · 1802 days ago · 25 km deep · 32 km away
  34. 2.6106 km SSE of Perryville, Alaska · 1801 days ago · 34 km deep · 60 km away
  35. 4.2137 km SE of Perryville, Alaska · 1801 days ago · 34 km deep · 76 km away
  36. 1.527 km W of Chignik Lake, Alaska · 1801 days ago · 9 km deep · 96 km away
  37. 3.0126 km SE of Perryville, Alaska · 1801 days ago · 27 km deep · 65 km away
  38. 2.4120 km SSE of Chignik, Alaska · 1799 days ago · 42 km deep · 66 km away
  39. 2.960 km SSE of Perryville, Alaska · 1799 days ago · 25 km deep · 15 km away
  40. 3.0122 km SE of Chignik, Alaska · 1798 days ago · 9 km deep · 100 km away
  41. 2.635 km SSE of Chignik, Alaska · 1798 days ago · 87 km deep · 58 km away
  42. 2.5Alaska Peninsula · 1797 days ago · 38 km deep · 49 km away
  43. 2.865 km ESE of Sand Point, Alaska · 1797 days ago · 35 km deep · 75 km away
  44. 2.657 km SE of Perryville, Alaska · 1797 days ago · 16 km deep · 9 km away
  45. 2.126 km SSE of Ivanof Bay, Alaska · 1793 days ago · 60 km deep · 56 km away
  46. 2.4120 km SSE of Perryville, Alaska · 1793 days ago · 40 km deep · 66 km away
  47. 2.678 km ESE of Sand Point, Alaska · 1793 days ago · 12 km deep · 76 km away
  48. 2.6131 km SSE of Chignik, Alaska · 1792 days ago · 1 km deep · 79 km away
  49. 2.175 km ESE of Sand Point, Alaska · 1791 days ago · 11 km deep · 74 km away
  50. 2.058 km ESE of Sand Point, Alaska · 1791 days ago · 36 km deep · 86 km away
  51. 3.1137 km SSE of Perryville, Alaska · 1790 days ago · 20 km deep · 84 km away
  52. 2.420 km W of Ivanof Bay, Alaska · 1790 days ago · 119 km deep · 93 km away
  53. 5.195 km SSE of Perryville, Alaska · 1790 days ago · 28 km deep · 55 km away · felt by 3
  54. 2.464 km SE of Perryville, Alaska · 1790 days ago · 36 km deep · 4 km away
  55. 3.198 km SSE of Perryville, Alaska · 1790 days ago · 23 km deep · 58 km away
  56. 2.873 km SSE of Chignik, Alaska · 1788 days ago · 18 km deep · 34 km away
  57. 2.276 km ESE of Sand Point, Alaska · 1787 days ago · 8 km deep · 76 km away
  58. 5.6115 km SSE of Perryville, Alaska · 1787 days ago · 25 km deep · 70 km away · felt by 5 · tsunami flag
  59. 3.0130 km SSE of Perryville, Alaska · 1787 days ago · 10 km deep · 81 km away
  60. 2.574 km ESE of Chignik, Alaska · 1787 days ago · 12 km deep · 89 km away

The first 60 of 88.

Before

  1. 1.820 km SSE of Ivanof Bay, Alaska · 1827 days ago · 60 km deep · 60 km away
  2. 2.574 km SSE of Perryville, Alaska · 1828 days ago · 6 km deep · 28 km away
  3. 3.0133 km SSE of Perryville, Alaska · 1829 days ago · 19 km deep · 87 km away
  4. 4.3131 km SSE of Perryville, Alaska · 1829 days ago · 17 km deep · 84 km away
  5. 2.6103 km ESE of Sand Point, Alaska · 1832 days ago · 30 km deep · 79 km away
  6. 3.1131 km SE of Perryville, Alaska · 1832 days ago · 24 km deep · 72 km away
  7. 2.8148 km SSE of Chignik, Alaska · 1834 days ago · 26 km deep · 93 km away
  8. 2.8149 km SSE of Chignik, Alaska · 1834 days ago · 12 km deep · 94 km away
  9. 3.1118 km SE of Perryville, Alaska · 1835 days ago · 5 km deep · 57 km away
  10. 2.359 km SE of Perryville, Alaska · 1836 days ago · 21 km deep · 2 km away
  11. 2.275 km ESE of Chignik, Alaska · 1838 days ago · 19 km deep · 87 km away
  12. 2.6137 km SE of Chignik, Alaska · 1839 days ago · 21 km deep · 92 km away
  13. 2.038 km SSE of Perryville, Alaska · 1839 days ago · 42 km deep · 27 km away
  14. 2.371 km SE of Chignik, Alaska · 1839 days ago · 47 km deep · 51 km away
  15. 2.7101 km SSE of Perryville, Alaska · 1839 days ago · 5 km deep · 50 km away
  16. 3.3158 km SE of Perryville, Alaska · 1840 days ago · 21 km deep · 97 km away
  17. 2.845 km S of Ivanof Bay, Alaska · 1840 days ago · 61 km deep · 72 km away
  18. 2.8110 km SE of Chignik, Alaska · 1840 days ago · 13 km deep · 69 km away
  19. 2.2118 km SSE of Perryville, Alaska · 1840 days ago · 28 km deep · 64 km away
  20. 1.622 km W of Ivanof Bay, Alaska · 1841 days ago · 9 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021c6avzoq. Read Tue, Sep 22, 2026, 11:24 PM UTC.