Alaska earthquakes

M1.8 earthquake 23 km WNW of Nikiski, Alaska

A magnitude 1.8 earthquake struck 23 km WNW of Nikiski, Alaska on Mon, Mar 1, 2021, 12:56 PM AKST (21:56 UTC), 77 km (48 mi) below the surface.

A larger quake followed: M4.5 57 km NW of Beluga, 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
1.8 (ml), micro
Local time
UTC
2021-03-01 21:56:44 UTC
Depth
76.6 km (47.6 mi), intermediate-depth
Epicenter
60.772° N, 151.689° 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
50

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 172 in the 30 days before it.

After

  1. 1.970 km WNW of Nikiski, Alaska · 2036 days ago · 112 km deep · 47 km away
  2. 2.050 km NW of Beluga, Alaska · 2036 days ago · 95 km deep · 80 km away
  3. 1.722 km ESE of Kasilof, Alaska · 2035 days ago · 63 km deep · 73 km away
  4. 1.558 km W of Tyonek, Alaska · 2035 days ago · 99 km deep · 47 km away
  5. 1.77 km ESE of Kalifornsky, Alaska · 2035 days ago · 16 km deep · 51 km away · felt by 1
  6. 2.073 km WNW of Beluga, Alaska · 2035 days ago · 4 km deep · 79 km away
  7. 2.122 km SSE of Susitna, Alaska · 2035 days ago · 47 km deep · 93 km away
  8. 1.646 km WNW of Ninilchik, Alaska · 2035 days ago · 86 km deep · 73 km away
  9. 2.130 km ESE of Kasilof, Alaska · 2035 days ago · 20 km deep · 81 km away
  10. 2.4Kenai Peninsula, Alaska · 2035 days ago · 44 km deep · 85 km away
  11. 2.121 km W of Ninilchik, Alaska · 2034 days ago · 65 km deep · 79 km away
  12. 1.641 km WNW of Clam Gulch, Alaska · 2034 days ago · 80 km deep · 48 km away
  13. 4.557 km NW of Beluga, Alaska · 2034 days ago · 99 km deep · 77 km away · felt by 189 · tsunami flag
  14. 1.67 km E of Nikiski, Alaska · 2034 days ago · 61 km deep · 31 km away
  15. 1.512 km SSW of Susitna, Alaska · 2034 days ago · 54 km deep · 94 km away
  16. 1.549 km WNW of Ninilchik, Alaska · 2034 days ago · 90 km deep · 80 km away
  17. 1.556 km WNW of Ninilchik, Alaska · 2034 days ago · 91 km deep · 73 km away
  18. 1.868 km E of Port Alsworth, Alaska · 2034 days ago · 126 km deep · 98 km away
  19. 1.934 km WSW of Tyonek, Alaska · 2033 days ago · 80 km deep · 25 km away
  20. 1.531 km WNW of Nikiski, Alaska · 2033 days ago · 79 km deep · 9 km away
  21. 2.821 km WSW of Point MacKenzie, Alaska · 2033 days ago · 144 km deep · 92 km away · felt by 1
  22. 1.649 km SW of Skwentna, Alaska · 2033 days ago · 116 km deep · 99 km away
  23. 1.624 km NNW of Beluga, Alaska · 2033 days ago · 68 km deep · 65 km away
  24. 1.819 km ESE of Kasilof, Alaska · 2033 days ago · 64 km deep · 69 km away
  25. 1.552 km W of Nikiski, Alaska · 2032 days ago · 94 km deep · 30 km away
  26. 1.873 km WNW of Ninilchik, Alaska · 2032 days ago · 121 km deep · 93 km away
  27. 1.743 km WNW of Clam Gulch, Alaska · 2032 days ago · 98 km deep · 47 km away
  28. 1.550 km WNW of Ninilchik, Alaska · 2032 days ago · 103 km deep · 79 km away
  29. 2.228 km SE of Funny River, Alaska · 2031 days ago · 61 km deep · 86 km away
  30. 1.821 km NW of Ninilchik, Alaska · 2031 days ago · 73 km deep · 64 km away
  31. 2.548 km WNW of Happy Valley, Alaska · 2031 days ago · 94 km deep · 92 km away
  32. 2.055 km W of Cohoe, Alaska · 2031 days ago · 86 km deep · 49 km away
  33. 2.1Kenai Peninsula, Alaska · 2031 days ago · 60 km deep · 89 km away
  34. 1.569 km E of Port Alsworth, Alaska · 2031 days ago · 118 km deep · 98 km away
  35. 1.655 km WNW of Happy Valley, Alaska · 2031 days ago · 99 km deep · 93 km away
  36. 2.320 km SW of Point Possession, Alaska · 2031 days ago · 86 km deep · 42 km away
  37. 1.86 km ENE of Point Possession, Alaska · 2030 days ago · 53 km deep · 63 km away
  38. 1.710 km S of Funny River, Alaska · 2030 days ago · 37 km deep · 66 km away
  39. 1.89 km W of Point Possession, Alaska · 2030 days ago · 13 km deep · 48 km away
  40. 1.543 km S of Skwentna, Alaska · 2029 days ago · 79 km deep · 93 km away
  41. 1.657 km WNW of Happy Valley, Alaska · 2029 days ago · 103 km deep · 89 km away
  42. 1.545 km NW of Nikiski, Alaska · 2029 days ago · 88 km deep · 24 km away
  43. 3.150 km WNW of Happy Valley, Alaska · 2029 days ago · 91 km deep · 90 km away
  44. 1.527 km WNW of Tyonek, Alaska · 2028 days ago · 81 km deep · 45 km away
  45. 1.840 km WNW of Happy Valley, Alaska · 2028 days ago · 77 km deep · 91 km away
  46. 1.717 km SW of Susitna, Alaska · 2028 days ago · 68 km deep · 90 km away
  47. 1.569 km E of Port Alsworth, Alaska · 2027 days ago · 123 km deep · 95 km away
  48. 2.145 km WNW of Tyonek, Alaska · 2027 days ago · 97 km deep · 48 km away · felt by 1
  49. 1.846 km S of Skwentna, Alaska · 2027 days ago · 76 km deep · 90 km away
  50. 1.719 km ESE of Clam Gulch, Alaska · 2027 days ago · 55 km deep · 73 km away
  51. 2.042 km WNW of Ninilchik, Alaska · 2026 days ago · 89 km deep · 73 km away
  52. 1.838 km WNW of Ninilchik, Alaska · 2026 days ago · 78 km deep · 67 km away
  53. 2.044 km W of Ninilchik, Alaska · 2026 days ago · 101 km deep · 84 km away
  54. 1.818 km S of Point Possession, Alaska · 2026 days ago · 53 km deep · 54 km away
  55. 1.736 km NW of Nikiski, Alaska · 2026 days ago · 85 km deep · 14 km away
  56. 1.638 km S of Skwentna, Alaska · 2026 days ago · 83 km deep · 99 km away
  57. 1.646 km NNW of Beluga, Alaska · 2025 days ago · 77 km deep · 80 km away
  58. 1.629 km ENE of Sterling, Alaska · 2025 days ago · 41 km deep · 76 km away
  59. 1.613 km WNW of Fox River, Alaska · 2025 days ago · 59 km deep · 99 km away
  60. 1.625 km NE of Beluga, Alaska · 2025 days ago · 49 km deep · 77 km away

The first 60 of at least 199.

Before

  1. 3.354 km WNW of Ninilchik, Alaska · 2036 days ago · 104 km deep · 80 km away · felt by 1
  2. 1.843 km WNW of Ninilchik, Alaska · 2036 days ago · 82 km deep · 71 km away
  3. 2.043 km WNW of Ninilchik, Alaska · 2036 days ago · 94 km deep · 77 km away
  4. 1.638 km WNW of Susitna, Alaska · 2036 days ago · 68 km deep · 99 km away
  5. 2.417 km WSW of Cooper Landing, Alaska · 2036 days ago · 35 km deep · 93 km away
  6. 1.764 km WNW of Ninilchik, Alaska · 2037 days ago · 99 km deep · 86 km away
  7. 1.541 km NNW of Beluga, Alaska · 2037 days ago · 77 km deep · 77 km away
  8. 1.613 km SE of Tyonek, Alaska · 2037 days ago · 62 km deep · 44 km away
  9. 1.549 km WNW of Clam Gulch, Alaska · 2037 days ago · 85 km deep · 51 km away
  10. 1.670 km E of Port Alsworth, Alaska · 2037 days ago · 131 km deep · 91 km away
  11. 1.715 km E of Point Possession, Alaska · 2038 days ago · 10 km deep · 70 km away
  12. 1.554 km NW of Ninilchik, Alaska · 2038 days ago · 99 km deep · 65 km away
  13. 1.670 km WNW of Ninilchik, Alaska · 2038 days ago · 110 km deep · 92 km away
  14. 1.642 km WNW of Ninilchik, Alaska · 2038 days ago · 92 km deep · 76 km away
  15. 1.925 km W of Cooper Landing, Alaska · 2038 days ago · 47 km deep · 83 km away
  16. 1.528 km NW of Ninilchik, Alaska · 2038 days ago · 86 km deep · 64 km away · felt by 3
  17. 1.96 km NNW of Clam Gulch, Alaska · 2038 days ago · 57 km deep · 56 km away
  18. 2.028 km ENE of Beluga, Alaska · 2038 days ago · 46 km deep · 80 km away
  19. 1.623 km W of Happy Valley, Alaska · 2038 days ago · 86 km deep · 92 km away
  20. 1.626 km ENE of Sterling, Alaska · 2038 days ago · 42 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0212rl30xi. Read Sun, Sep 27, 2026, 1:53 PM UTC.