Alaska earthquakes

M1.6 earthquake 21 km NNW of Sutton-Alpine, Alaska

A magnitude 1.6 earthquake struck 21 km NNW of Sutton-Alpine, Alaska on Fri, Apr 20, 2018, 3:47 PM AKDT (23:47 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.0 62 km ENE of Chase, Alaska. This one was a foreshock.

Sutton-Alpine 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
2018-04-20 23:47:59 UTC
Depth
2.8 km (1.7 mi), shallow
Epicenter
61.959° N, 148.904° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 126 in the 60 days after this one and 66 in the 30 days before it.

After

  1. 2.319 km ENE of Chase, Alaska · 3088 days ago · 63 km deep · 80 km away
  2. 1.719 km ENE of Chickaloon, Alaska · 3088 days ago · 26 km deep · 42 km away
  3. 2.442 km NE of Chase, Alaska · 3088 days ago · 65 km deep · 84 km away
  4. 1.5Southern Alaska · 3087 days ago · 28 km deep · 79 km away
  5. 1.73 km WNW of Knik, Alaska · 3087 days ago · 20 km deep · 71 km away
  6. 1.613 km N of Meadow Lakes, Alaska · 3086 days ago · 38 km deep · 44 km away
  7. 1.615 km N of Meadow Lakes, Alaska · 3085 days ago · 39 km deep · 42 km away
  8. 1.87 km NE of Talkeetna, Alaska · 3085 days ago · 9 km deep · 74 km away
  9. 1.716 km N of Meadow Lakes, Alaska · 3084 days ago · 34 km deep · 40 km away
  10. 1.915 km WNW of Fishhook, Alaska · 3084 days ago · 20 km deep · 39 km away
  11. 1.666 km NNE of Chickaloon, Alaska · 3084 days ago · 36 km deep · 60 km away
  12. 1.557 km ENE of Chase, Alaska · 3084 days ago · 64 km deep · 83 km away
  13. 1.510 km NNW of Meadow Lakes, Alaska · 3083 days ago · 35 km deep · 50 km away
  14. 2.536 km SSW of Trapper Creek, Alaska · 3082 days ago · 16 km deep · 84 km away · felt by 3
  15. 1.57 km NW of Point MacKenzie, Alaska · 3080 days ago · 40 km deep · 86 km away
  16. 1.844 km NE of Chase, Alaska · 3080 days ago · 69 km deep · 88 km away
  17. 2.413 km SSW of Trapper Creek, Alaska · 3079 days ago · 53 km deep · 77 km away
  18. 2.27 km NE of Point MacKenzie, Alaska · 3079 days ago · 30 km deep · 81 km away
  19. 1.93 km NW of Meadow Lakes, Alaska · 3079 days ago · 31 km deep · 52 km away
  20. 1.64 km S of Elmendorf Air Force Base, Alaska · 3078 days ago · 39 km deep · 91 km away
  21. 2.245 km ENE of Susitna North, Alaska · 3078 days ago · 3 km deep · 44 km away
  22. 1.59 km NNE of Houston, Alaska · 3078 days ago · 42 km deep · 53 km away
  23. 3.032 km NW of Willow, Alaska · 3077 days ago · 55 km deep · 79 km away · felt by 1
  24. 1.835 km ESE of Skwentna, Alaska · 3076 days ago · 70 km deep · 98 km away
  25. 2.114 km E of Talkeetna, Alaska · 3076 days ago · 9 km deep · 64 km away
  26. 1.93 km SE of Palmer, Alaska · 3076 days ago · 28 km deep · 43 km away
  27. 2.049 km ENE of Chase, Alaska · 3075 days ago · 67 km deep · 84 km away
  28. 1.928 km SSE of Chickaloon, Alaska · 3075 days ago · 7 km deep · 55 km away
  29. 1.66 km NE of Point MacKenzie, Alaska · 3075 days ago · 37 km deep · 81 km away
  30. 1.59 km E of Talkeetna, Alaska · 3074 days ago · 12 km deep · 66 km away
  31. 2.25 km NW of Anchorage, Alaska · 3074 days ago · 38 km deep · 96 km away
  32. 1.612 km NNW of Sutton-Alpine, Alaska · 3074 days ago · 27 km deep · 9 km away
  33. 1.58 km NE of Willow, Alaska · 3074 days ago · 42 km deep · 56 km away
  34. 3.049 km NNW of Glacier View, Alaska · 3074 days ago · 35 km deep · 61 km away
  35. 2.647 km NW of Eureka Roadhouse, Alaska · 3073 days ago · 39 km deep · 63 km away
  36. 1.621 km SSW of Knik River, Alaska · 3073 days ago · 17 km deep · 76 km away
  37. 1.615 km SE of Susitna, Alaska · 3073 days ago · 52 km deep · 94 km away
  38. 1.626 km E of Chase, Alaska · 3073 days ago · 53 km deep · 62 km away
  39. 2.043 km ENE of Chase, Alaska · 3072 days ago · 58 km deep · 69 km away
  40. 3.421 km SE of Susitna North, Alaska · 3071 days ago · 34 km deep · 36 km away · felt by 7
  41. 2.771 km N of Chickaloon, Alaska · 3070 days ago · 40 km deep · 61 km away
  42. 1.614 km W of Willow, Alaska · 3069 days ago · 38 km deep · 78 km away
  43. 1.79 km NE of Susitna, Alaska · 3069 days ago · 55 km deep · 88 km away
  44. 1.65 km NNW of Sutton-Alpine, Alaska · 3068 days ago · 35 km deep · 16 km away
  45. 2.07 km WSW of Knik, Alaska · 3068 days ago · 39 km deep · 78 km away
  46. 1.82 km NE of Chase, Alaska · 3066 days ago · 11 km deep · 83 km away
  47. 1.617 km NNE of Susitna North, Alaska · 3066 days ago · 53 km deep · 56 km away
  48. 2.27 km SSE of Eureka Roadhouse, Alaska · 3065 days ago · 25 km deep · 96 km away
  49. 1.615 km ENE of Knik River, Alaska · 3065 days ago · 20 km deep · 54 km away
  50. 1.615 km W of Point MacKenzie, Alaska · 3064 days ago · 44 km deep · 98 km away
  51. 1.613 km WNW of Nelchina, Alaska · 3064 days ago · 41 km deep · 100 km away
  52. 1.71 km E of Point MacKenzie, Alaska · 3064 days ago · 43 km deep · 87 km away
  53. 1.59 km NNW of Chickaloon, Alaska · 3063 days ago · 15 km deep · 22 km away
  54. 1.922 km WSW of Glacier View, Alaska · 3063 days ago · 5 km deep · 53 km away
  55. 2.840 km NNE of Chase, Alaska · 3062 days ago · 12 km deep · 98 km away
  56. 2.318 km NNW of Eureka Roadhouse, Alaska · 3062 days ago · 25 km deep · 83 km away
  57. 1.637 km NNW of Sutton-Alpine, Alaska · 3062 days ago · 37 km deep · 16 km away
  58. 1.711 km NE of Susitna, Alaska · 3061 days ago · 50 km deep · 85 km away
  59. 1.62 km SE of Willow, Alaska · 3059 days ago · 40 km deep · 63 km away
  60. 2.221 km S of Glacier View, Alaska · 3059 days ago · 20 km deep · 76 km away

The first 60 of 126.

Before

  1. 2.131 km SW of Trapper Creek, Alaska · 3088 days ago · 65 km deep · 96 km away
  2. 2.239 km NNW of Chickaloon, Alaska · 3088 days ago · 21 km deep · 25 km away
  3. 2.026 km SSE of Susitna North, Alaska · 3088 days ago · 44 km deep · 41 km away
  4. 2.249 km ENE of Chase, Alaska · 3089 days ago · 61 km deep · 78 km away
  5. 1.866 km S of Cantwell, Alaska · 3090 days ago · 61 km deep · 94 km away
  6. 1.526 km SW of Trapper Creek, Alaska · 3090 days ago · 59 km deep · 93 km away
  7. 1.65 km ESE of Lazy Mountain, Alaska · 3090 days ago · 31 km deep · 39 km away
  8. 1.527 km NNE of Chickaloon, Alaska · 3090 days ago · 32 km deep · 32 km away
  9. 1.56 km NE of Willow, Alaska · 3090 days ago · 38 km deep · 58 km away
  10. 2.141 km ENE of Chase, Alaska · 3091 days ago · 57 km deep · 76 km away
  11. 1.92 km SW of Point MacKenzie, Alaska · 3091 days ago · 52 km deep · 90 km away
  12. 2.039 km ENE of Girdwood, Alaska · 3092 days ago · 16 km deep · 94 km away
  13. 1.535 km E of Chase, Alaska · 3093 days ago · 51 km deep · 64 km away
  14. 1.92 km WNW of Susitna, Alaska · 3093 days ago · 4 km deep · 98 km away
  15. 2.917 km NW of Susitna, Alaska · 3093 days ago · 6 km deep · 100 km away · felt by 1
  16. 1.67 km SW of Meadow Lakes, Alaska · 3094 days ago · 34 km deep · 60 km away
  17. 3.940 km NE of Susitna North, Alaska · 3095 days ago · 52 km deep · 52 km away
  18. 1.520 km SW of Susitna North, Alaska · 3095 days ago · 47 km deep · 66 km away
  19. 1.761 km ENE of Susitna North, Alaska · 3095 days ago · 18 km deep · 43 km away
  20. 1.98 km NNW of Glacier View, Alaska · 3095 days ago · 29 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01852b3cik (also filed as ak19247136). Read Sat, Oct 3, 2026, 6:23 PM UTC.