Alaska earthquakes

M1.6 earthquake 30 km NNW of Susitna, Alaska

A magnitude 1.6 earthquake struck 30 km NNW of Susitna, Alaska on Sat, Jul 21, 2018, 7:27 AM AKDT (15:27 UTC), 49 km (30 mi) below the surface.

A larger quake followed: M4.2 8 km ESE of Susitna North, Alaska. This one was a foreshock.

Willow 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-07-21 15:27:05 UTC
Depth
48.5 km (30.1 mi), shallow
Epicenter
61.815° N, 150.644° 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
54

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 107 in the 30 days before it.

After

  1. 2.120 km E of Skwentna, Alaska · 2995 days ago · 71 km deep · 26 km away
  2. 1.738 km WNW of Beluga, Alaska · 2994 days ago · 91 km deep · 88 km away
  3. 1.733 km SW of Trapper Creek, Alaska · 2994 days ago · 57 km deep · 29 km away
  4. 2.05 km ESE of Knik-Fairview, Alaska · 2994 days ago · 26 km deep · 70 km away
  5. 2.430 km SSE of Skwentna, Alaska · 2993 days ago · 72 km deep · 34 km away
  6. 1.842 km NW of Beluga, Alaska · 2993 days ago · 75 km deep · 64 km away
  7. 1.570 km WNW of Beluga, Alaska · 2993 days ago · 5 km deep · 98 km away
  8. 1.827 km W of Petersville, Alaska · 2993 days ago · 83 km deep · 85 km away
  9. 1.81 km E of Tyonek, Alaska · 2992 days ago · 62 km deep · 86 km away
  10. 1.86 km E of Point Possession, Alaska · 2992 days ago · 24 km deep · 100 km away · felt by 1
  11. 2.514 km SE of Tyonek, Alaska · 2991 days ago · 60 km deep · 94 km away
  12. 2.729 km W of Susitna, Alaska · 2991 days ago · 66 km deep · 38 km away
  13. 1.930 km WNW of Beluga, Alaska · 2991 days ago · 75 km deep · 80 km away
  14. 1.78 km SW of Petersville, Alaska · 2990 days ago · 80 km deep · 72 km away
  15. 1.518 km S of Susitna North, Alaska · 2990 days ago · 42 km deep · 45 km away
  16. 1.542 km WNW of Skwentna, Alaska · 2990 days ago · 101 km deep · 87 km away
  17. 1.735 km W of Skwentna, Alaska · 2989 days ago · 121 km deep · 76 km away
  18. 1.648 km WNW of Beluga, Alaska · 2989 days ago · 98 km deep · 93 km away
  19. 2.773 km WNW of Beluga, Alaska · 2989 days ago · 2 km deep · 98 km away
  20. 1.648 km SW of Skwentna, Alaska · 2989 days ago · 104 km deep · 71 km away
  21. 1.64 km WSW of Trapper Creek, Alaska · 2988 days ago · 20 km deep · 57 km away
  22. 1.725 km WSW of Susitna, Alaska · 2988 days ago · 68 km deep · 44 km away
  23. 1.617 km WNW of Fishhook, Alaska · 2988 days ago · 1 km deep · 59 km away
  24. 1.93 km SSE of Susitna, Alaska · 2987 days ago · 62 km deep · 34 km away
  25. 1.654 km SW of Skwentna, Alaska · 2986 days ago · 98 km deep · 75 km away
  26. 2.516 km E of Beluga, Alaska · 2986 days ago · 13 km deep · 77 km away
  27. 1.639 km N of Skwentna, Alaska · 2985 days ago · 86 km deep · 74 km away
  28. 2.026 km SSW of Skwentna, Alaska · 2985 days ago · 80 km deep · 47 km away
  29. 1.911 km NNW of Tanaina, Alaska · 2985 days ago · 31 km deep · 62 km away
  30. 1.712 km NE of Beluga, Alaska · 2985 days ago · 58 km deep · 67 km away
  31. 1.53 km WNW of Tyonek, Alaska · 2985 days ago · 62 km deep · 87 km away
  32. 1.818 km ESE of Beluga, Alaska · 2985 days ago · 11 km deep · 80 km away
  33. 1.917 km E of Beluga, Alaska · 2984 days ago · 18 km deep · 77 km away
  34. 1.637 km SSW of Trapper Creek, Alaska · 2984 days ago · 3 km deep · 22 km away
  35. 2.223 km WSW of Susitna, Alaska · 2984 days ago · 62 km deep · 41 km away
  36. 1.528 km ESE of Skwentna, Alaska · 2983 days ago · 64 km deep · 16 km away
  37. 2.621 km NNE of Beluga, Alaska · 2983 days ago · 58 km deep · 57 km away
  38. 3.415 km ENE of Susitna North, Alaska · 2983 days ago · 55 km deep · 71 km away · felt by 6
  39. 1.611 km ENE of Point Possession, Alaska · 2983 days ago · 47 km deep · 94 km away
  40. 1.513 km NNE of Willow, Alaska · 2982 days ago · 46 km deep · 37 km away
  41. 1.844 km NW of Beluga, Alaska · 2982 days ago · 72 km deep · 64 km away
  42. 1.64 km NE of Fishhook, Alaska · 2982 days ago · 30 km deep · 77 km away
  43. 2.018 km ESE of Susitna North, Alaska · 2981 days ago · 28 km deep · 65 km away · felt by 1
  44. 1.60 km NNE of Meadow Lakes, Alaska · 2981 days ago · 30 km deep · 59 km away
  45. 1.910 km SSW of Petersville, Alaska · 2981 days ago · 68 km deep · 67 km away
  46. 1.55 km SSE of Big Lake, Alaska · 2981 days ago · 35 km deep · 54 km away
  47. 1.524 km W of Susitna, Alaska · 2981 days ago · 63 km deep · 37 km away
  48. 2.337 km WNW of Willow, Alaska · 2981 days ago · 58 km deep · 12 km away
  49. 1.64 km NE of Susitna, Alaska · 2981 days ago · 60 km deep · 29 km away
  50. 1.56 km SW of Tyonek, Alaska · 2981 days ago · 67 km deep · 93 km away
  51. 1.726 km W of Susitna, Alaska · 2979 days ago · 73 km deep · 35 km away
  52. 1.723 km WNW of Susitna, Alaska · 2979 days ago · 62 km deep · 22 km away
  53. 1.530 km SSW of Trapper Creek, Alaska · 2979 days ago · 57 km deep · 29 km away
  54. 1.728 km NNE of Skwentna, Alaska · 2979 days ago · 73 km deep · 51 km away
  55. 1.650 km SSW of Skwentna, Alaska · 2979 days ago · 95 km deep · 68 km away
  56. 1.614 km NNE of Willow, Alaska · 2979 days ago · 42 km deep · 39 km away
  57. 2.122 km WNW of Beluga, Alaska · 2978 days ago · 65 km deep · 79 km away
  58. 1.616 km W of Susitna North, Alaska · 2978 days ago · 51 km deep · 47 km away
  59. 3.124 km S of Skwentna, Alaska · 2978 days ago · 75 km deep · 39 km away · felt by 2
  60. 1.57 km ENE of Skwentna, Alaska · 2978 days ago · 78 km deep · 40 km away

The first 60 of at least 199.

Before

  1. 1.534 km SSW of Skwentna, Alaska · 2996 days ago · 96 km deep · 57 km away
  2. 2.212 km N of Meadow Lakes, Alaska · 2996 days ago · 46 km deep · 58 km away
  3. 1.66 km NNW of Big Lake, Alaska · 2996 days ago · 41 km deep · 44 km away
  4. 2.723 km W of Petersville, Alaska · 2997 days ago · 85 km deep · 83 km away
  5. 2.115 km NE of Susitna North, Alaska · 2997 days ago · 44 km deep · 72 km away
  6. 1.810 km NE of Point Possession, Alaska · 2997 days ago · 50 km deep · 92 km away
  7. 1.812 km NE of Point Possession, Alaska · 2997 days ago · 55 km deep · 92 km away
  8. 2.530 km WSW of Skwentna, Alaska · 2997 days ago · 111 km deep · 67 km away
  9. 2.6Southern Alaska · 2998 days ago · 9 km deep · 71 km away · felt by 1
  10. 1.841 km WNW of Skwentna, Alaska · 2998 days ago · 105 km deep · 85 km away
  11. 1.529 km SE of Skwentna, Alaska · 2998 days ago · 63 km deep · 16 km away
  12. 3.046 km SW of Skwentna, Alaska · 2999 days ago · 112 km deep · 74 km away · felt by 1
  13. 1.534 km N of Skwentna, Alaska · 2999 days ago · 89 km deep · 63 km away
  14. 2.024 km WSW of Petersville, Alaska · 3000 days ago · 79 km deep · 70 km away
  15. 2.135 km ENE of Skwentna, Alaska · 3000 days ago · 8 km deep · 37 km away
  16. 1.714 km S of Skwentna, Alaska · 3000 days ago · 71 km deep · 38 km away
  17. 1.620 km W of Petersville, Alaska · 3000 days ago · 84 km deep · 83 km away
  18. 1.633 km WSW of Skwentna, Alaska · 3001 days ago · 106 km deep · 69 km away
  19. 1.59 km SW of Tyonek, Alaska · 3001 days ago · 77 km deep · 96 km away
  20. 1.55 km S of Tyonek, Alaska · 3002 days ago · 69 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0189abnem8 (also filed as ak19933305). Read Fri, Oct 2, 2026, 7:21 PM UTC.