Alaska earthquakes

M1.8 earthquake 101 km S of Unalaska, Alaska

A magnitude 1.8 earthquake struck 101 km S of Unalaska, Alaska on Wed, Apr 4, 2018, 8:55 AM AKDT (16:55 UTC), 14 km (8 mi) below the surface.

A larger quake followed: M4.5 96 km SSE of Akutan, 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
1.8 (ml), micro
Local time
UTC
2018-04-04 16:55:15 UTC
Depth
13.6 km (8.5 mi), shallow
Epicenter
52.961° N, 166.410° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 91 in the 60 days after this one and 43 in the 30 days before it.

After

  1. 2.1142 km ESE of Nikolski, Alaska · 3101 days ago · 21 km deep · 57 km away
  2. 1.887 km SE of Unalaska, Alaska · 3101 days ago · 17 km deep · 61 km away
  3. 1.571 km SW of Unalaska, Alaska · 3100 days ago · 13 km deep · 90 km away
  4. 1.991 km SSW of Unalaska, Alaska · 3098 days ago · 26 km deep · 37 km away
  5. 1.778 km SSE of Akutan, Alaska · 3098 days ago · 30 km deep · 93 km away
  6. 1.868 km SSE of Akutan, Alaska · 3097 days ago · 46 km deep · 88 km away
  7. 1.891 km ESE of Nikolski, Alaska · 3097 days ago · 33 km deep · 96 km away
  8. 1.695 km SSW of Unalaska, Alaska · 3097 days ago · 15 km deep · 50 km away
  9. 3.369 km S of Akutan, Alaska · 3097 days ago · 31 km deep · 79 km away
  10. 1.745 km ESE of Unalaska, Alaska · 3092 days ago · 33 km deep · 83 km away
  11. 2.157 km SSE of Unalaska, Alaska · 3092 days ago · 26 km deep · 48 km away
  12. 2.1142 km ESE of Nikolski, Alaska · 3092 days ago · 21 km deep · 56 km away
  13. 1.944 km SE of Unalaska, Alaska · 3092 days ago · 26 km deep · 74 km away
  14. 1.958 km SW of Unalaska, Alaska · 3092 days ago · 78 km deep · 74 km away
  15. 1.770 km SW of Unalaska, Alaska · 3091 days ago · 20 km deep · 88 km away
  16. 2.652 km SSE of Unalaska, Alaska · 3089 days ago · 63 km deep · 57 km away
  17. 3.352 km S of Unalaska, Alaska · 3086 days ago · 38 km deep · 50 km away
  18. 1.984 km SSW of Unalaska, Alaska · 3086 days ago · 40 km deep · 44 km away
  19. 2.172 km WSW of Unalaska, Alaska · 3085 days ago · 8 km deep · 99 km away
  20. 1.8Fox Islands, Aleutian Islands, Alaska · 3085 days ago · 34 km deep · 37 km away
  21. 1.969 km SE of Unalaska, Alaska · 3084 days ago · 18 km deep · 70 km away
  22. 2.767 km SW of Unalaska, Alaska · 3082 days ago · 87 km deep · 69 km away
  23. 2.2136 km ESE of Nikolski, Alaska · 3082 days ago · 7 km deep · 53 km away
  24. 2.672 km SSE of Akutan, Alaska · 3082 days ago · 73 km deep · 99 km away
  25. 2.350 km SSW of Unalaska, Alaska · 3081 days ago · 67 km deep · 67 km away
  26. 4.596 km SSE of Akutan, Alaska · 3079 days ago · 32 km deep · 89 km away
  27. 3.8101 km SSE of Akutan, Alaska · 3079 days ago · 36 km deep · 92 km away
  28. 2.193 km SSE of Akutan, Alaska · 3079 days ago · 16 km deep · 94 km away
  29. 3.695 km SSE of Akutan, Alaska · 3079 days ago · 19 km deep · 93 km away
  30. 2.288 km SSE of Akutan, Alaska · 3079 days ago · 39 km deep · 88 km away
  31. 3.487 km SSW of Unalaska, Alaska · 3079 days ago · 80 km deep · 42 km away
  32. 1.895 km SW of Unalaska, Alaska · 3078 days ago · 40 km deep · 72 km away
  33. 2.695 km SSE of Akutan, Alaska · 3077 days ago · 20 km deep · 95 km away
  34. 3.998 km SSW of Unalaska, Alaska · 3077 days ago · 45 km deep · 40 km away
  35. 2.392 km SSW of Unalaska, Alaska · 3077 days ago · 21 km deep · 41 km away
  36. 1.891 km SSW of Unalaska, Alaska · 3077 days ago · 26 km deep · 37 km away
  37. 2.391 km SSW of Unalaska, Alaska · 3077 days ago · 49 km deep · 62 km away
  38. 2.598 km SSE of Akutan, Alaska · 3076 days ago · 19 km deep · 94 km away
  39. 2.7135 km ESE of Nikolski, Alaska · 3076 days ago · 14 km deep · 55 km away
  40. 2.392 km SSE of Akutan, Alaska · 3076 days ago · 42 km deep · 91 km away
  41. 2.3135 km ESE of Nikolski, Alaska · 3075 days ago · 13 km deep · 54 km away
  42. 1.657 km SW of Unalaska, Alaska · 3075 days ago · 14 km deep · 86 km away
  43. 2.169 km SE of Unalaska, Alaska · 3075 days ago · 45 km deep · 61 km away
  44. 1.786 km SW of Unalaska, Alaska · 3072 days ago · 43 km deep · 66 km away
  45. 2.3102 km SSE of Akutan, Alaska · 3072 days ago · 30 km deep · 91 km away
  46. 2.178 km SE of Unalaska, Alaska · 3071 days ago · 20 km deep · 66 km away
  47. 1.924 km SSE of Unalaska, Alaska · 3070 days ago · 76 km deep · 78 km away
  48. 2.5107 km E of Nikolski, Alaska · 3070 days ago · 35 km deep · 57 km away
  49. 2.184 km E of Nikolski, Alaska · 3070 days ago · 62 km deep · 82 km away
  50. 2.183 km S of Akutan, Alaska · 3070 days ago · 40 km deep · 75 km away
  51. 1.876 km SSE of Unalaska, Alaska · 3069 days ago · 26 km deep · 47 km away
  52. 2.190 km SSE of Akutan, Alaska · 3069 days ago · 15 km deep · 91 km away
  53. 1.884 km SW of Unalaska, Alaska · 3068 days ago · 37 km deep · 71 km away
  54. 3.388 km S of Unalaska, Alaska · 3068 days ago · 37 km deep · 26 km away
  55. 3.694 km ESE of Nikolski, Alaska · 3067 days ago · 26 km deep · 98 km away
  56. 1.675 km SW of Unalaska, Alaska · 3066 days ago · 13 km deep · 79 km away
  57. 1.839 km SSW of Unalaska, Alaska · 3065 days ago · 75 km deep · 67 km away
  58. 1.999 km E of Nikolski, Alaska · 3064 days ago · 47 km deep · 65 km away
  59. 2.477 km SSE of Akutan, Alaska · 3064 days ago · 51 km deep · 99 km away
  60. 2.068 km SE of Unalaska, Alaska · 3064 days ago · 23 km deep · 68 km away

The first 60 of 91.

Before

  1. 2.288 km SE of Unalaska, Alaska · 3102 days ago · 26 km deep · 54 km away
  2. 2.0129 km ESE of Nikolski, Alaska · 3103 days ago · 2 km deep · 54 km away
  3. 2.271 km SSE of Akutan, Alaska · 3104 days ago · 46 km deep · 100 km away
  4. 2.458 km SSW of Unalaska, Alaska · 3105 days ago · 64 km deep · 51 km away
  5. 2.183 km E of Nikolski, Alaska · 3105 days ago · 33 km deep · 82 km away
  6. 2.329 km SSW of Unalaska, Alaska · 3106 days ago · 74 km deep · 77 km away
  7. 2.182 km SSW of Unalaska, Alaska · 3106 days ago · 22 km deep · 34 km away
  8. 1.999 km SSE of Akutan, Alaska · 3107 days ago · 40 km deep · 99 km away
  9. 1.558 km SW of Unalaska, Alaska · 3107 days ago · 16 km deep · 88 km away
  10. 1.545 km SW of Unalaska, Alaska · 3107 days ago · 79 km deep · 73 km away
  11. 1.8169 km SSE of Unalaska, Alaska · 3107 days ago · 25 km deep · 96 km away
  12. 1.689 km SSE of Unalaska, Alaska · 3107 days ago · 25 km deep · 35 km away
  13. 2.899 km S of Unalaska, Alaska · 3108 days ago · 34 km deep · 12 km away
  14. 3.077 km SSW of Unalaska, Alaska · 3108 days ago · 32 km deep · 36 km away
  15. 1.856 km SSE of Unalaska, Alaska · 3109 days ago · 44 km deep · 57 km away
  16. 3.285 km SSW of Unalaska, Alaska · 3109 days ago · 36 km deep · 31 km away
  17. 2.144 km SW of Unalaska, Alaska · 3111 days ago · 74 km deep · 78 km away
  18. 2.3134 km S of Unalaska, Alaska · 3112 days ago · 12 km deep · 36 km away
  19. 1.775 km SSE of Akutan, Alaska · 3113 days ago · 19 km deep · 92 km away
  20. 1.943 km ESE of Unalaska, Alaska · 3114 days ago · 34 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0184bqddou (also filed as ak19213623). Read Thu, Oct 1, 2026, 1:36 AM UTC.