Alaska earthquakes

M1.5 earthquake 12 km NE of Nikiski, Alaska

A magnitude 1.5 earthquake struck 12 km NE of Nikiski, Alaska on Mon, Feb 20, 2023, 8:19 PM AKST (05:19 UTC), 63 km (39 mi) below the surface.

A larger quake followed: M4.8 Kenai Peninsula, 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-02-21 05:19:30 UTC
Depth
62.9 km (39.1 mi), shallow
Epicenter
60.780° N, 151.161° 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
39

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 at least 200 in the 30 days before it.

After

  1. 1.517 km SSE of Funny River, Alaska · 1321 days ago · 55 km deep · 55 km away
  2. 1.918 km E of Clam Gulch, Alaska · 1321 days ago · 62 km deep · 64 km away
  3. 1.531 km WNW of Salamatof, Alaska · 1320 days ago · 95 km deep · 41 km away
  4. 2.426 km WNW of Susitna, Alaska · 1320 days ago · 65 km deep · 97 km away
  5. 1.718 km W of Ninilchik, Alaska · 1320 days ago · 82 km deep · 92 km away
  6. 1.915 km ESE of Clam Gulch, Alaska · 1320 days ago · 52 km deep · 68 km away
  7. 1.6Southern Alaska · 1320 days ago · 104 km deep · 80 km away
  8. 1.852 km NW of Ninilchik, Alaska · 1320 days ago · 89 km deep · 82 km away
  9. 2.287 km ENE of Port Alsworth, Alaska · 1320 days ago · 132 km deep · 100 km away
  10. 1.748 km WNW of Beluga, Alaska · 1320 days ago · 86 km deep · 75 km away
  11. 1.634 km W of Nikiski, Alaska · 1320 days ago · 86 km deep · 42 km away
  12. 2.14 km NNE of Point MacKenzie, Alaska · 1320 days ago · 33 km deep · 95 km away · felt by 1
  13. 2.34 km W of Point MacKenzie, Alaska · 1319 days ago · 40 km deep · 88 km away · felt by 1
  14. 1.756 km W of Salamatof, Alaska · 1319 days ago · 91 km deep · 68 km away
  15. 1.744 km NW of Ninilchik, Alaska · 1318 days ago · 85 km deep · 77 km away
  16. 2.521 km WNW of Susitna, Alaska · 1318 days ago · 65 km deep · 91 km away · felt by 2
  17. 1.712 km N of Sterling, Alaska · 1318 days ago · 45 km deep · 28 km away
  18. 1.719 km WNW of Nikiski, Alaska · 1318 days ago · 69 km deep · 25 km away
  19. 2.131 km WNW of Ninilchik, Alaska · 1318 days ago · 82 km deep · 86 km away
  20. 1.639 km W of Salamatof, Alaska · 1318 days ago · 82 km deep · 49 km away
  21. 1.622 km W of Tyonek, Alaska · 1318 days ago · 72 km deep · 41 km away
  22. 1.68 km NNW of Happy Valley, Alaska · 1318 days ago · 62 km deep · 93 km away
  23. 1.638 km WSW of Salamatof, Alaska · 1318 days ago · 83 km deep · 55 km away
  24. 1.62 km WNW of Ridgeway, Alaska · 1318 days ago · 42 km deep · 27 km away · felt by 1
  25. 1.544 km WNW of Beluga, Alaska · 1318 days ago · 106 km deep · 66 km away
  26. 1.726 km NNW of Nikiski, Alaska · 1318 days ago · 83 km deep · 24 km away
  27. 1.721 km ESE of Clam Gulch, Alaska · 1317 days ago · 58 km deep · 68 km away
  28. 1.952 km NW of Ninilchik, Alaska · 1317 days ago · 103 km deep · 85 km away
  29. 1.68 km NW of Beluga, Alaska · 1317 days ago · 64 km deep · 46 km away
  30. 1.649 km WNW of Ninilchik, Alaska · 1317 days ago · 87 km deep · 100 km away
  31. 1.766 km W of Tyonek, Alaska · 1317 days ago · 103 km deep · 72 km away
  32. 2.57 km WSW of Soldotna, Alaska · 1317 days ago · 58 km deep · 35 km away
  33. 1.866 km WNW of Nikiski, Alaska · 1317 days ago · 129 km deep · 69 km away
  34. 2.051 km WNW of Ninilchik, Alaska · 1317 days ago · 106 km deep · 94 km away
  35. 1.822 km WSW of Point MacKenzie, Alaska · 1317 days ago · 36 km deep · 69 km away
  36. 1.514 km ESE of Point Possession, Alaska · 1316 days ago · 41 km deep · 39 km away
  37. 1.912 km SSW of Clam Gulch, Alaska · 1316 days ago · 59 km deep · 74 km away
  38. 1.719 km NNE of Nikiski, Alaska · 1316 days ago · 25 km deep · 7 km away
  39. 1.618 km NNE of Nikiski, Alaska · 1316 days ago · 33 km deep · 6 km away
  40. 1.59 km SE of Clam Gulch, Alaska · 1315 days ago · 53 km deep · 67 km away
  41. 1.825 km ENE of Point Possession, Alaska · 1315 days ago · 43 km deep · 55 km away
  42. 2.063 km W of Tyonek, Alaska · 1315 days ago · 119 km deep · 74 km away
  43. 1.63 km SSW of Point MacKenzie, Alaska · 1315 days ago · 42 km deep · 88 km away
  44. 1.643 km WNW of Salamatof, Alaska · 1314 days ago · 82 km deep · 51 km away
  45. 1.58 km SE of Soldotna, Alaska · 1314 days ago · 45 km deep · 41 km away
  46. 2.024 km W of Nikiski, Alaska · 1314 days ago · 78 km deep · 32 km away
  47. 1.75 km ENE of Tyonek, Alaska · 1314 days ago · 53 km deep · 34 km away
  48. 1.729 km W of Salamatof, Alaska · 1314 days ago · 78 km deep · 42 km away
  49. 1.671 km NW of Ninilchik, Alaska · 1314 days ago · 103 km deep · 86 km away
  50. 1.669 km WNW of Beluga, Alaska · 1314 days ago · 129 km deep · 89 km away
  51. 1.838 km NW of Beluga, Alaska · 1314 days ago · 74 km deep · 71 km away
  52. 1.645 km SSW of Skwentna, Alaska · 1314 days ago · 88 km deep · 95 km away
  53. 1.546 km W of Kalifornsky, Alaska · 1313 days ago · 85 km deep · 62 km away
  54. 1.611 km NNW of Nikiski, Alaska · 1313 days ago · 66 km deep · 13 km away
  55. 2.040 km S of Skwentna, Alaska · 1313 days ago · 78 km deep · 97 km away
  56. 1.667 km W of Salamatof, Alaska · 1313 days ago · 99 km deep · 81 km away
  57. 1.82 km NE of Nikiski, Alaska · 1313 days ago · 66 km deep · 10 km away · felt by 1
  58. 1.8Southern Alaska · 1313 days ago · 123 km deep · 97 km away
  59. 1.541 km SSE of Funny River, Alaska · 1313 days ago · 25 km deep · 80 km away
  60. 2.141 km WNW of Clam Gulch, Alaska · 1313 days ago · 82 km deep · 67 km away

The first 60 of at least 202.

Before

  1. 1.924 km W of Susitna, Alaska · 1321 days ago · 66 km deep · 89 km away · felt by 1
  2. 1.734 km WNW of Beluga, Alaska · 1321 days ago · 79 km deep · 59 km away
  3. 1.831 km WNW of Clam Gulch, Alaska · 1321 days ago · 92 km deep · 61 km away
  4. 1.753 km W of Tyonek, Alaska · 1321 days ago · 95 km deep · 63 km away
  5. 1.766 km WNW of Ninilchik, Alaska · 1321 days ago · 89 km deep · 94 km away
  6. 1.619 km SW of Tyonek, Alaska · 1322 days ago · 80 km deep · 20 km away
  7. 1.520 km NNW of Fox River, Alaska · 1322 days ago · 51 km deep · 83 km away
  8. 1.541 km S of Skwentna, Alaska · 1322 days ago · 2 km deep · 94 km away
  9. 1.724 km N of Beluga, Alaska · 1322 days ago · 50 km deep · 65 km away
  10. 1.650 km NW of Beluga, Alaska · 1322 days ago · 82 km deep · 82 km away
  11. 1.642 km NW of Ninilchik, Alaska · 1322 days ago · 87 km deep · 76 km away
  12. 1.527 km W of Kalifornsky, Alaska · 1322 days ago · 77 km deep · 51 km away
  13. 1.648 km W of Tyonek, Alaska · 1322 days ago · 88 km deep · 57 km away
  14. 1.547 km NW of Beluga, Alaska · 1322 days ago · 72 km deep · 80 km away
  15. 1.647 km WNW of Beluga, Alaska · 1322 days ago · 85 km deep · 74 km away
  16. 1.66 km SW of Big Lake, Alaska · 1322 days ago · 46 km deep · 98 km away
  17. 2.215 km SE of Clam Gulch, Alaska · 1322 days ago · 63 km deep · 70 km away
  18. 1.8Southern Alaska · 1322 days ago · 96 km deep · 62 km away
  19. 1.61 km NW of Ninilchik, Alaska · 1323 days ago · 69 km deep · 85 km away
  20. 2.463 km W of Salamatof, Alaska · 1323 days ago · 97 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0232e31cnp. Read Sat, Oct 3, 2026, 11:33 PM UTC.