Alaska earthquakes

M1.7 earthquake 82 km SW of Unalaska, Alaska

A magnitude 1.7 earthquake struck 82 km SW of Unalaska, Alaska on Sat, Jul 28, 2018, 3:59 AM AKDT (11:59 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.4 136 km ESE of Nikolski, 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
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-07-28 11:59:47 UTC
Depth
13.0 km (8.1 mi), shallow
Epicenter
53.298° N, 167.317° 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
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 81 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.369 km SE of Unalaska, Alaska · 2989 days ago · 13 km deep · 97 km away
  2. 2.468 km SSW of Unalaska, Alaska · 2989 days ago · 38 km deep · 37 km away
  3. 1.52 km SW of Unalaska, Alaska · 2988 days ago · 11 km deep · 80 km away
  4. 3.549 km ESE of Nikolski, Alaska · 2986 days ago · 39 km deep · 88 km away
  5. 4.4136 km ESE of Nikolski, Alaska · 2986 days ago · 10 km deep · 79 km away
  6. 2.5101 km E of Nikolski, Alaska · 2983 days ago · 35 km deep · 57 km away
  7. 2.682 km S of Unalaska, Alaska · 2982 days ago · 26 km deep · 45 km away
  8. 2.052 km SW of Unalaska, Alaska · 2982 days ago · 67 km deep · 30 km away
  9. 2.636 km ESE of Unalaska, Alaska · 2981 days ago · 64 km deep · 98 km away
  10. 1.691 km SSW of Unalaska, Alaska · 2981 days ago · 47 km deep · 17 km away
  11. 2.417 km NNE of Nikolski, Alaska · 2980 days ago · 147 km deep · 97 km away
  12. 2.43 km E of Unalaska, Alaska · 2980 days ago · 10 km deep · 84 km away
  13. 1.868 km SSW of Unalaska, Alaska · 2980 days ago · 64 km deep · 38 km away
  14. 2.07 km NNE of Dutch Harbor, Alaska · 2979 days ago · 129 km deep · 91 km away
  15. 1.832 km NE of Nikolski, Alaska · 2979 days ago · 8 km deep · 81 km away
  16. 1.63 km SE of Unalaska, Alaska · 2978 days ago · 12 km deep · 82 km away
  17. 2.073 km SSW of Unalaska, Alaska · 2978 days ago · 82 km deep · 20 km away
  18. 1.991 km SSE of Unalaska, Alaska · 2977 days ago · 13 km deep · 77 km away
  19. 1.539 km WSW of Dutch Harbor, Alaska · 2975 days ago · 5 km deep · 56 km away
  20. 1.936 km WNW of Dutch Harbor, Alaska · 2972 days ago · 13 km deep · 87 km away
  21. 2.762 km SSW of Unalaska, Alaska · 2971 days ago · 57 km deep · 35 km away
  22. 1.891 km SSW of Unalaska, Alaska · 2969 days ago · 30 km deep · 32 km away
  23. 1.737 km ESE of Nikolski, Alaska · 2965 days ago · 50 km deep · 89 km away
  24. 1.642 km NE of Nikolski, Alaska · 2965 days ago · 6 km deep · 73 km away
  25. 2.593 km SSW of Unalaska, Alaska · 2965 days ago · 29 km deep · 29 km away
  26. 2.3103 km S of Unalaska, Alaska · 2965 days ago · 36 km deep · 56 km away
  27. 2.067 km SSW of Unalaska, Alaska · 2964 days ago · 46 km deep · 32 km away
  28. 2.0147 km S of Unalaska, Alaska · 2964 days ago · 18 km deep · 95 km away
  29. 2.244 km ESE of Nikolski, Alaska · 2963 days ago · 42 km deep · 85 km away
  30. 2.354 km ESE of Nikolski, Alaska · 2963 days ago · 24 km deep · 86 km away
  31. 4.269 km E of Nikolski, Alaska · 2963 days ago · 30 km deep · 54 km away
  32. 2.354 km SE of Unalaska, Alaska · 2962 days ago · 52 km deep · 99 km away
  33. 1.553 km SW of Unalaska, Alaska · 2962 days ago · 13 km deep · 30 km away
  34. 2.319 km SE of Unalaska, Alaska · 2962 days ago · 75 km deep · 85 km away
  35. 4.179 km S of Unalaska, Alaska · 2961 days ago · 39 km deep · 42 km away
  36. 3.082 km SSW of Unalaska, Alaska · 2961 days ago · 26 km deep · 23 km away
  37. 2.289 km SSW of Unalaska, Alaska · 2961 days ago · 26 km deep · 33 km away
  38. 2.073 km WSW of Unalaska, Alaska · 2961 days ago · 13 km deep · 28 km away
  39. 1.9147 km ESE of Nikolski, Alaska · 2960 days ago · 17 km deep · 93 km away
  40. 2.944 km SE of Unalaska, Alaska · 2960 days ago · 49 km deep · 88 km away
  41. 2.395 km SSW of Unalaska, Alaska · 2959 days ago · 26 km deep · 29 km away
  42. 1.967 km WSW of Dutch Harbor, Alaska · 2958 days ago · 97 km deep · 55 km away
  43. 2.144 km S of Unalaska, Alaska · 2958 days ago · 58 km deep · 58 km away
  44. 2.7123 km ESE of Nikolski, Alaska · 2958 days ago · 35 km deep · 68 km away
  45. 2.535 km SE of Unalaska, Alaska · 2958 days ago · 72 km deep · 82 km away
  46. 2.075 km SW of Unalaska, Alaska · 2958 days ago · 26 km deep · 7 km away
  47. 2.179 km S of Unalaska, Alaska · 2957 days ago · 22 km deep · 43 km away
  48. 2.673 km S of Unalaska, Alaska · 2956 days ago · 35 km deep · 40 km away
  49. 2.549 km ESE of Nikolski, Alaska · 2953 days ago · 36 km deep · 75 km away
  50. 1.846 km SW of Unalaska, Alaska · 2953 days ago · 16 km deep · 36 km away
  51. 2.649 km WNW of Dutch Harbor, Alaska · 2953 days ago · 179 km deep · 94 km away
  52. 1.6Fox Islands, Aleutian Islands, Alaska · 2952 days ago · 25 km deep · 53 km away
  53. 1.686 km SSW of Unalaska, Alaska · 2952 days ago · 43 km deep · 24 km away
  54. 1.6124 km ESE of Nikolski, Alaska · 2949 days ago · 26 km deep · 69 km away
  55. 1.778 km SW of Unalaska, Alaska · 2948 days ago · 25 km deep · 11 km away
  56. 1.791 km SSW of Unalaska, Alaska · 2947 days ago · 35 km deep · 23 km away
  57. 1.697 km SSW of Unalaska, Alaska · 2946 days ago · 25 km deep · 20 km away
  58. 1.579 km SW of Unalaska, Alaska · 2946 days ago · 13 km deep · 5 km away
  59. 2.184 km E of Nikolski, Alaska · 2945 days ago · 34 km deep · 39 km away
  60. 2.386 km WSW of Unalaska, Alaska · 2945 days ago · 90 km deep · 31 km away

The first 60 of 81.

Before

  1. 2.237 km SSW of Unalaska, Alaska · 2990 days ago · 66 km deep · 50 km away
  2. 3.412 km ENE of Nikolski, Alaska · 2992 days ago · 43 km deep · 99 km away
  3. 1.617 km W of Dutch Harbor, Alaska · 2992 days ago · 8 km deep · 71 km away
  4. 1.817 km W of Dutch Harbor, Alaska · 2992 days ago · 8 km deep · 71 km away
  5. 1.617 km WSW of Dutch Harbor, Alaska · 2992 days ago · 5 km deep · 71 km away
  6. 1.817 km WSW of Dutch Harbor, Alaska · 2992 days ago · 9 km deep · 71 km away
  7. 1.946 km ESE of Nikolski, Alaska · 2993 days ago · 24 km deep · 79 km away
  8. 2.017 km WSW of Dutch Harbor, Alaska · 2993 days ago · 7 km deep · 71 km away
  9. 1.716 km WSW of Dutch Harbor, Alaska · 2993 days ago · 6 km deep · 71 km away
  10. 2.284 km SSW of Unalaska, Alaska · 2993 days ago · 40 km deep · 25 km away
  11. 1.915 km WSW of Dutch Harbor, Alaska · 2994 days ago · 5 km deep · 72 km away
  12. 2.055 km ESE of Nikolski, Alaska · 2995 days ago · 21 km deep · 82 km away
  13. 1.542 km ESE of Unalaska, Alaska · 2995 days ago · 35 km deep · 100 km away
  14. 2.035 km SW of Unalaska, Alaska · 2995 days ago · 15 km deep · 48 km away
  15. 1.635 km SW of Unalaska, Alaska · 2995 days ago · 16 km deep · 47 km away
  16. 2.016 km WSW of Dutch Harbor, Alaska · 2995 days ago · 5 km deep · 71 km away
  17. 1.6103 km E of Nikolski, Alaska · 2995 days ago · 26 km deep · 49 km away
  18. 1.635 km SW of Unalaska, Alaska · 2995 days ago · 11 km deep · 47 km away
  19. 3.157 km SE of Nikolski, Alaska · 2995 days ago · 30 km deep · 93 km away
  20. 1.790 km SW of Unalaska, Alaska · 2997 days ago · 83 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0189lu81sj (also filed as ak20005276). Read Sat, Oct 3, 2026, 5:01 PM UTC.