Alaska earthquakes

M1.7 earthquake 11 km NNE of Atka, Alaska

A magnitude 1.7 earthquake struck 11 km NNE of Atka, Alaska on Sat, Feb 3, 2018, 9:02 PM HAST (07:02 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M4.6 48 km SW of Atka, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2018-02-04 07:02:05 UTC
Depth
8.0 km (5.0 mi), shallow
Epicenter
52.286° N, 174.130° 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.

Location uncertainty
About 0.8 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.29
Depth from
From location
Station coverage gap
102°
Stations used
5

Nearby

Within 100 km, magnitude 1.5 and up: 64 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 1.953 km SE of Atka, Alaska · 3162 days ago · 13 km deep · 58 km away
  2. 1.633 km SE of Atka, Alaska · 3160 days ago · 5 km deep · 38 km away
  3. 1.977 km SE of Atka, Alaska · 3159 days ago · 30 km deep · 80 km away
  4. 2.790 km SW of Atka, Alaska · 3159 days ago · 30 km deep · 100 km away
  5. 2.777 km SE of Atka, Alaska · 3158 days ago · 31 km deep · 82 km away
  6. 1.950 km SE of Atka, Alaska · 3157 days ago · 82 km deep · 56 km away
  7. 2.535 km NW of Atka, Alaska · 3156 days ago · 167 km deep · 33 km away
  8. 2.018 km SW of Atka, Alaska · 3156 days ago · 92 km deep · 29 km away
  9. 3.019 km SSE of Atka, Alaska · 3155 days ago · 10 km deep · 30 km away
  10. 2.512 km S of Atka, Alaska · 3155 days ago · 15 km deep · 23 km away
  11. 2.710 km WSW of Atka, Alaska · 3155 days ago · 207 km deep · 20 km away
  12. 2.140 km SW of Atka, Alaska · 3154 days ago · 88 km deep · 51 km away
  13. 2.241 km W of Atka, Alaska · 3152 days ago · 97 km deep · 48 km away
  14. 2.262 km SSW of Atka, Alaska · 3151 days ago · 26 km deep · 73 km away
  15. 2.731 km NW of Atka, Alaska · 3148 days ago · 212 km deep · 28 km away
  16. 2.938 km NE of Atka, Alaska · 3147 days ago · 167 km deep · 28 km away
  17. 2.7Andreanof Islands, Aleutian Islands, Alaska · 3147 days ago · 46 km deep · 38 km away
  18. 3.950 km SE of Atka, Alaska · 3146 days ago · 183 km deep · 55 km away
  19. 1.935 km SW of Atka, Alaska · 3146 days ago · 19 km deep · 46 km away
  20. 3.174 km SW of Atka, Alaska · 3144 days ago · 35 km deep · 84 km away
  21. 2.334 km SSE of Atka, Alaska · 3143 days ago · 62 km deep · 43 km away
  22. 3.083 km SSE of Atka, Alaska · 3142 days ago · 22 km deep · 92 km away
  23. 2.133 km S of Atka, Alaska · 3142 days ago · 60 km deep · 45 km away
  24. 2.376 km ESE of Atka, Alaska · 3141 days ago · 44 km deep · 78 km away
  25. 2.342 km SE of Atka, Alaska · 3140 days ago · 84 km deep · 47 km away
  26. 2.458 km ESE of Atka, Alaska · 3136 days ago · 61 km deep · 59 km away
  27. 1.934 km SE of Atka, Alaska · 3136 days ago · 65 km deep · 40 km away
  28. 2.621 km NNW of Atka, Alaska · 3135 days ago · 192 km deep · 15 km away
  29. 1.770 km WSW of Atka, Alaska · 3134 days ago · 45 km deep · 80 km away
  30. 2.59 km NNE of Atka, Alaska · 3134 days ago · 145 km deep · 2 km away
  31. 1.865 km SW of Atka, Alaska · 3133 days ago · 22 km deep · 76 km away
  32. 1.838 km SE of Atka, Alaska · 3133 days ago · 15 km deep · 43 km away
  33. 2.876 km SSW of Atka, Alaska · 3127 days ago · 35 km deep · 87 km away
  34. 1.862 km SSW of Atka, Alaska · 3127 days ago · 24 km deep · 73 km away
  35. 3.188 km NNE of Atka, Alaska · 3127 days ago · 183 km deep · 77 km away
  36. 2.954 km S of Atka, Alaska · 3126 days ago · 55 km deep · 64 km away
  37. 2.557 km S of Atka, Alaska · 3126 days ago · 40 km deep · 67 km away
  38. 2.885 km SE of Atka, Alaska · 3126 days ago · 41 km deep · 89 km away
  39. 3.853 km NE of Atka, Alaska · 3125 days ago · 174 km deep · 44 km away
  40. 1.865 km SW of Atka, Alaska · 3124 days ago · 54 km deep · 76 km away
  41. 4.648 km SW of Atka, Alaska · 3123 days ago · 68 km deep · 59 km away · felt by 1
  42. 4.041 km WNW of Atka, Alaska · 3122 days ago · 222 km deep · 42 km away
  43. 2.785 km SE of Atka, Alaska · 3122 days ago · 18 km deep · 91 km away
  44. 2.444 km SSE of Atka, Alaska · 3122 days ago · 52 km deep · 52 km away
  45. 1.929 km SSW of Atka, Alaska · 3121 days ago · 60 km deep · 40 km away
  46. 1.929 km SSW of Atka, Alaska · 3121 days ago · 59 km deep · 40 km away
  47. 3.832 km ESE of Atka, Alaska · 3120 days ago · 82 km deep · 35 km away
  48. 1.957 km SSE of Atka, Alaska · 3120 days ago · 34 km deep · 65 km away
  49. 2.178 km SSE of Atka, Alaska · 3119 days ago · 16 km deep · 87 km away
  50. 3.562 km SSW of Atka, Alaska · 3118 days ago · 55 km deep · 73 km away
  51. 1.763 km SSW of Atka, Alaska · 3118 days ago · 26 km deep · 74 km away
  52. 2.318 km SSW of Atka, Alaska · 3118 days ago · 72 km deep · 30 km away
  53. 1.844 km SE of Atka, Alaska · 3117 days ago · 68 km deep · 49 km away
  54. 3.766 km ENE of Atka, Alaska · 3116 days ago · 137 km deep · 60 km away
  55. 1.653 km SSW of Atka, Alaska · 3110 days ago · 23 km deep · 64 km away
  56. 2.125 km ENE of Atka, Alaska · 3109 days ago · 6 km deep · 20 km away
  57. 2.457 km NNW of Atka, Alaska · 3109 days ago · 211 km deep · 51 km away
  58. 2.649 km NE of Atka, Alaska · 3109 days ago · 207 km deep · 39 km away
  59. 2.715 km NW of Atka, Alaska · 3107 days ago · 147 km deep · 14 km away
  60. 2.793 km ESE of Atka, Alaska · 3107 days ago · 10 km deep · 95 km away

The first 60 of 64.

Before

  1. 1.954 km SSW of Atka, Alaska · 3165 days ago · 22 km deep · 65 km away
  2. 1.951 km SSW of Atka, Alaska · 3166 days ago · 69 km deep · 63 km away
  3. 2.959 km NNE of Atka, Alaska · 3167 days ago · 144 km deep · 48 km away
  4. 1.624 km E of Atka, Alaska · 3167 days ago · 14 km deep · 20 km away
  5. 2.879 km W of Atka, Alaska · 3167 days ago · 94 km deep · 86 km away
  6. 3.565 km W of Atka, Alaska · 3167 days ago · 101 km deep · 71 km away
  7. 2.543 km SW of Atka, Alaska · 3168 days ago · 17 km deep · 54 km away
  8. 2.076 km SW of Atka, Alaska · 3168 days ago · 56 km deep · 87 km away
  9. 1.771 km SW of Atka, Alaska · 3168 days ago · 42 km deep · 82 km away
  10. 3.159 km N of Atka, Alaska · 3168 days ago · 180 km deep · 50 km away
  11. 4.370 km NE of Atka, Alaska · 3169 days ago · 178 km deep · 59 km away
  12. 2.659 km E of Atka, Alaska · 3169 days ago · 81 km deep · 57 km away
  13. 2.071 km WSW of Atka, Alaska · 3170 days ago · 64 km deep · 79 km away
  14. 1.6Andreanof Islands, Aleutian Islands, Alaska · 3172 days ago · 16 km deep · 80 km away
  15. 2.236 km ESE of Atka, Alaska · 3172 days ago · 76 km deep · 38 km away
  16. 2.032 km S of Atka, Alaska · 3173 days ago · 196 km deep · 43 km away
  17. 1.8Andreanof Islands, Aleutian Islands, Alaska · 3174 days ago · 40 km deep · 69 km away
  18. 3.172 km SSE of Atka, Alaska · 3174 days ago · 40 km deep · 79 km away
  19. 1.624 km E of Atka, Alaska · 3175 days ago · 14 km deep · 21 km away
  20. 2.218 km ENE of Atka, Alaska · 3175 days ago · 5 km deep · 12 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av61649846. Read Thu, Oct 1, 2026, 7:49 PM UTC.