Alaska earthquakes

M1.6 earthquake 47 km NE of Chase, Alaska

A magnitude 1.6 earthquake struck 47 km NE of Chase, Alaska on Tue, Feb 20, 2018, 5:07 AM AKST (14:07 UTC), 63 km (39 mi) below the surface.

A larger quake followed: M4.3 61 km ENE of Susitna North, 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-02-20 14:07:41 UTC
Depth
62.6 km (38.9 mi), shallow
Epicenter
62.704° N, 149.356° 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
32

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 97 in the 30 days before it.

After

  1. 1.735 km E of Susitna North, Alaska · 3147 days ago · 37 km deep · 65 km away
  2. 1.942 km NNW of Petersville, Alaska · 3147 days ago · 104 km deep · 88 km away
  3. 2.252 km NNE of Petersville, Alaska · 3147 days ago · 105 km deep · 63 km away
  4. 1.749 km N of Petersville, Alaska · 3146 days ago · 109 km deep · 75 km away
  5. 2.551 km SW of Cantwell, Alaska · 3145 days ago · 88 km deep · 50 km away
  6. 1.512 km SW of Trapper Creek, Alaska · 3145 days ago · 58 km deep · 74 km away
  7. 1.517 km SE of Susitna North, Alaska · 3145 days ago · 38 km deep · 76 km away
  8. 1.560 km SE of Denali National Park, Alaska · 3144 days ago · 123 km deep · 91 km away
  9. 1.513 km WNW of Susitna North, Alaska · 3144 days ago · 10 km deep · 68 km away
  10. 1.571 km SE of Denali National Park, Alaska · 3144 days ago · 114 km deep · 80 km away
  11. 1.551 km NNW of Petersville, Alaska · 3144 days ago · 121 km deep · 99 km away
  12. 1.660 km ESE of Denali National Park, Alaska · 3143 days ago · 129 km deep · 91 km away
  13. 1.918 km W of Cantwell, Alaska · 3143 days ago · 92 km deep · 76 km away
  14. 2.860 km N of Chase, Alaska · 3143 days ago · 79 km deep · 43 km away
  15. 2.0Central Alaska · 3142 days ago · 131 km deep · 88 km away
  16. 1.763 km SE of Denali National Park, Alaska · 3142 days ago · 125 km deep · 91 km away
  17. 1.62 km SSE of Talkeetna, Alaska · 3142 days ago · 11 km deep · 59 km away
  18. 1.552 km NNE of Chase, Alaska · 3142 days ago · 76 km deep · 23 km away
  19. 4.267 km ESE of Denali National Park, Alaska · 3142 days ago · 133 km deep · 84 km away · felt by 1
  20. 2.149 km WSW of Cantwell, Alaska · 3142 days ago · 96 km deep · 55 km away
  21. 1.970 km ESE of Denali National Park, Alaska · 3142 days ago · 121 km deep · 83 km away
  22. 1.762 km ESE of Denali National Park, Alaska · 3141 days ago · 132 km deep · 90 km away
  23. 1.540 km ENE of Chase, Alaska · 3141 days ago · 62 km deep · 8 km away
  24. 1.728 km E of Chase, Alaska · 3141 days ago · 50 km deep · 34 km away
  25. 1.849 km N of Petersville, Alaska · 3140 days ago · 109 km deep · 72 km away
  26. 1.635 km NNW of Chickaloon, Alaska · 3140 days ago · 31 km deep · 77 km away
  27. 4.361 km ENE of Susitna North, Alaska · 3139 days ago · 40 km deep · 51 km away · felt by 7
  28. 2.762 km ENE of Susitna North, Alaska · 3139 days ago · 41 km deep · 52 km away
  29. 2.062 km ENE of Susitna North, Alaska · 3139 days ago · 30 km deep · 51 km away
  30. 1.625 km E of Chase, Alaska · 3139 days ago · 61 km deep · 31 km away
  31. 1.757 km NE of Chase, Alaska · 3139 days ago · 58 km deep · 10 km away
  32. 1.560 km SE of Denali National Park, Alaska · 3139 days ago · 125 km deep · 91 km away
  33. 1.551 km SSW of Cantwell, Alaska · 3138 days ago · 67 km deep · 28 km away
  34. 1.920 km NE of Chase, Alaska · 3138 days ago · 65 km deep · 27 km away
  35. 3.543 km SSW of Cantwell, Alaska · 3138 days ago · 2 km deep · 35 km away · felt by 3
  36. 2.160 km NNW of Petersville, Alaska · 3137 days ago · 118 km deep · 92 km away
  37. 1.953 km ENE of Chase, Alaska · 3137 days ago · 54 km deep · 10 km away
  38. 1.751 km ENE of Chase, Alaska · 3137 days ago · 52 km deep · 6 km away
  39. 1.825 km NNW of Fishhook, Alaska · 3137 days ago · 34 km deep · 84 km away
  40. 1.566 km ESE of Denali National Park, Alaska · 3137 days ago · 126 km deep · 87 km away
  41. 1.762 km SW of Cantwell, Alaska · 3136 days ago · 81 km deep · 49 km away
  42. 1.617 km S of Trapper Creek, Alaska · 3136 days ago · 51 km deep · 76 km away
  43. 1.746 km N of Petersville, Alaska · 3136 days ago · 104 km deep · 71 km away
  44. 1.561 km SE of Denali National Park, Alaska · 3136 days ago · 130 km deep · 91 km away
  45. 1.658 km SSE of Cantwell, Alaska · 3136 days ago · 57 km deep · 60 km away
  46. 2.717 km WNW of Petersville, Alaska · 3135 days ago · 84 km deep · 91 km away
  47. 1.857 km N of Petersville, Alaska · 3135 days ago · 123 km deep · 85 km away
  48. 2.219 km N of Fishhook, Alaska · 3135 days ago · 2 km deep · 88 km away
  49. 2.117 km NW of Fishhook, Alaska · 3134 days ago · 3 km deep · 97 km away
  50. 2.251 km S of Cantwell, Alaska · 3134 days ago · 69 km deep · 29 km away
  51. 1.843 km W of Cantwell, Alaska · 3133 days ago · 102 km deep · 77 km away
  52. 1.766 km ESE of Denali National Park, Alaska · 3133 days ago · 132 km deep · 86 km away
  53. 1.744 km NE of Chase, Alaska · 3133 days ago · 66 km deep · 14 km away
  54. 1.718 km NNE of Willow, Alaska · 3133 days ago · 42 km deep · 93 km away
  55. 1.721 km N of Chickaloon, Alaska · 3132 days ago · 27 km deep · 92 km away
  56. 1.665 km N of Chickaloon, Alaska · 3132 days ago · 42 km deep · 52 km away
  57. 1.538 km ENE of Chase, Alaska · 3131 days ago · 56 km deep · 15 km away
  58. 1.617 km NNE of Willow, Alaska · 3130 days ago · 39 km deep · 95 km away
  59. 1.547 km NNE of Petersville, Alaska · 3130 days ago · 94 km deep · 60 km away
  60. 1.733 km SSW of Petersville, Alaska · 3130 days ago · 76 km deep · 99 km away

The first 60 of at least 199.

Before

  1. 2.548 km SE of Cantwell, Alaska · 3147 days ago · 66 km deep · 67 km away
  2. 1.624 km N of Sutton-Alpine, Alaska · 3148 days ago · 29 km deep · 86 km away
  3. 1.861 km N of Petersville, Alaska · 3148 days ago · 126 km deep · 91 km away
  4. 2.163 km NNW of Petersville, Alaska · 3149 days ago · 121 km deep · 93 km away
  5. 2.242 km ENE of Susitna North, Alaska · 3149 days ago · 0 km deep · 41 km away
  6. 1.660 km SE of Denali National Park, Alaska · 3149 days ago · 129 km deep · 91 km away
  7. 1.662 km ESE of Denali National Park, Alaska · 3150 days ago · 125 km deep · 91 km away
  8. 1.560 km NNE of Petersville, Alaska · 3151 days ago · 105 km deep · 66 km away
  9. 1.666 km S of Cantwell, Alaska · 3151 days ago · 64 km deep · 21 km away
  10. 1.959 km WNW of Cantwell, Alaska · 3151 days ago · 119 km deep · 98 km away
  11. 2.124 km NNE of Willow, Alaska · 3152 days ago · 29 km deep · 89 km away
  12. 1.956 km N of Petersville, Alaska · 3152 days ago · 113 km deep · 85 km away
  13. 1.538 km SW of Cantwell, Alaska · 3152 days ago · 13 km deep · 53 km away
  14. 2.044 km ENE of Susitna North, Alaska · 3153 days ago · 3 km deep · 41 km away
  15. 1.5Central Alaska · 3153 days ago · 107 km deep · 95 km away
  16. 1.830 km NW of Petersville, Alaska · 3153 days ago · 89 km deep · 91 km away
  17. 1.571 km ESE of Denali National Park, Alaska · 3153 days ago · 117 km deep · 81 km away
  18. 1.941 km E of Chase, Alaska · 3154 days ago · 51 km deep · 23 km away
  19. 2.062 km SE of Denali National Park, Alaska · 3154 days ago · 126 km deep · 92 km away
  20. 1.557 km NNW of Petersville, Alaska · 3155 days ago · 113 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0182ckscu3 (also filed as ak18468858). Read Sat, Oct 3, 2026, 8:02 AM UTC.