Alaska earthquakes

M1.6 earthquake 26 km NNW of Susitna, Alaska

A magnitude 1.6 earthquake struck 26 km NNW of Susitna, Alaska on Mon, Aug 21, 2017, 7:12 PM AKDT (03:12 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M3.4 10 km NNE of Skwentna, 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
2017-08-22 03:12:17 UTC
Depth
69.1 km (42.9 mi), shallow
Epicenter
61.767° N, 150.710° 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
22

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 102 in the 30 days before it.

After

  1. 1.573 km WNW of Beluga, Alaska · 3329 days ago · 5 km deep · 93 km away
  2. 1.54 km N of Willow, Alaska · 3328 days ago · 44 km deep · 35 km away
  3. 1.827 km E of Skwentna, Alaska · 3327 days ago · 7 km deep · 28 km away
  4. 1.74 km ESE of Willow, Alaska · 3327 days ago · 43 km deep · 39 km away
  5. 2.64 km NE of Point MacKenzie, Alaska · 3327 days ago · 51 km deep · 59 km away · felt by 2
  6. 1.68 km E of Chase, Alaska · 3326 days ago · 13 km deep · 84 km away
  7. 1.77 km NNW of Big Lake, Alaska · 3326 days ago · 43 km deep · 43 km away
  8. 1.522 km NW of Petersville, Alaska · 3326 days ago · 6 km deep · 98 km away
  9. 1.616 km ESE of Elmendorf Air Force Base, Alaska · 3326 days ago · 37 km deep · 96 km away
  10. 1.88 km SSE of Talkeetna, Alaska · 3326 days ago · 10 km deep · 64 km away
  11. 1.82 km E of Trapper Creek, Alaska · 3326 days ago · 15 km deep · 67 km away · felt by 1
  12. 3.241 km WNW of Skwentna, Alaska · 3326 days ago · 104 km deep · 85 km away · felt by 1
  13. 2.742 km WNW of Skwentna, Alaska · 3326 days ago · 103 km deep · 86 km away · felt by 1
  14. 1.68 km NE of Houston, Alaska · 3326 days ago · 30 km deep · 53 km away
  15. 1.731 km NNW of Sutton-Alpine, Alaska · 3326 days ago · 2 km deep · 95 km away
  16. 2.249 km NW of Skwentna, Alaska · 3325 days ago · 0 km deep · 93 km away
  17. 1.56 km N of Skwentna, Alaska · 3325 days ago · 85 km deep · 48 km away
  18. 1.73 km SE of Houston, Alaska · 3325 days ago · 28 km deep · 52 km away
  19. 2.028 km W of Petersville, Alaska · 3324 days ago · 95 km deep · 92 km away
  20. 2.49 km SSE of Skwentna, Alaska · 3324 days ago · 74 km deep · 35 km away
  21. 2.023 km S of Susitna North, Alaska · 3324 days ago · 45 km deep · 50 km away
  22. 3.230 km NNW of Susitna, Alaska · 3323 days ago · 59 km deep · 5 km away
  23. 1.725 km ENE of Point Possession, Alaska · 3323 days ago · 20 km deep · 83 km away
  24. 1.848 km NNW of Beluga, Alaska · 3323 days ago · 73 km deep · 48 km away
  25. 2.916 km SSW of Trapper Creek, Alaska · 3322 days ago · 11 km deep · 50 km away
  26. 1.527 km SSW of Susitna, Alaska · 3322 days ago · 56 km deep · 51 km away
  27. 1.518 km SW of Trapper Creek, Alaska · 3322 days ago · 11 km deep · 51 km away
  28. 1.523 km N of Willow, Alaska · 3322 days ago · 52 km deep · 39 km away
  29. 2.325 km WSW of Tyonek, Alaska · 3322 days ago · 74 km deep · 98 km away
  30. 1.622 km ENE of Skwentna, Alaska · 3321 days ago · 73 km deep · 35 km away
  31. 1.520 km SSW of Trapper Creek, Alaska · 3321 days ago · 10 km deep · 46 km away
  32. 2.020 km ESE of Susitna North, Alaska · 3321 days ago · 38 km deep · 74 km away · felt by 1
  33. 1.813 km N of Fishhook, Alaska · 3321 days ago · 15 km deep · 76 km away
  34. 1.927 km SSE of Susitna North, Alaska · 3321 days ago · 12 km deep · 58 km away
  35. 1.523 km NW of Petersville, Alaska · 3321 days ago · 85 km deep · 100 km away
  36. 1.925 km NW of Susitna, Alaska · 3320 days ago · 66 km deep · 14 km away
  37. 2.34 km SW of Point Possession, Alaska · 3320 days ago · 50 km deep · 97 km away
  38. 1.625 km W of Hope, Alaska · 3320 days ago · 31 km deep · 96 km away
  39. 1.729 km ENE of Susitna North, Alaska · 3320 days ago · 41 km deep · 90 km away
  40. 2.625 km WNW of Willow, Alaska · 3319 days ago · 67 km deep · 12 km away
  41. 1.5Kenai Peninsula, Alaska · 3319 days ago · 63 km deep · 97 km away
  42. 1.519 km N of Fishhook, Alaska · 3318 days ago · 45 km deep · 76 km away
  43. 1.623 km NE of Skwentna, Alaska · 3318 days ago · 90 km deep · 49 km away
  44. 1.526 km WNW of Susitna, Alaska · 3318 days ago · 70 km deep · 21 km away
  45. 1.532 km SSW of Trapper Creek, Alaska · 3318 days ago · 26 km deep · 33 km away
  46. 1.515 km W of Point MacKenzie, Alaska · 3318 days ago · 48 km deep · 50 km away
  47. 1.661 km WNW of Beluga, Alaska · 3317 days ago · 114 km deep · 95 km away
  48. 1.82 km NW of Willow, Alaska · 3317 days ago · 41 km deep · 34 km away
  49. 2.515 km ENE of Beluga, Alaska · 3317 days ago · 62 km deep · 63 km away
  50. 1.59 km WSW of Fishhook, Alaska · 3317 days ago · 35 km deep · 68 km away
  51. 1.511 km WNW of Point Possession, Alaska · 3317 days ago · 12 km deep · 92 km away
  52. 1.571 km WNW of Beluga, Alaska · 3316 days ago · 6 km deep · 92 km away
  53. 1.627 km NW of Fishhook, Alaska · 3316 days ago · 35 km deep · 60 km away
  54. 3.313 km W of Tyonek, Alaska · 3316 days ago · 67 km deep · 84 km away · felt by 3
  55. 2.434 km SSE of Skwentna, Alaska · 3316 days ago · 74 km deep · 27 km away · felt by 1
  56. 2.027 km W of Petersville, Alaska · 3316 days ago · 88 km deep · 86 km away
  57. 2.312 km W of Tyonek, Alaska · 3316 days ago · 65 km deep · 83 km away · felt by 1
  58. 2.012 km SW of Skwentna, Alaska · 3316 days ago · 84 km deep · 47 km away
  59. 1.630 km SW of Skwentna, Alaska · 3316 days ago · 87 km deep · 56 km away
  60. 1.73 km WNW of Susitna North, Alaska · 3315 days ago · 5 km deep · 61 km away

The first 60 of at least 199.

Before

  1. 1.6Kenai Peninsula, Alaska · 3329 days ago · 8 km deep · 90 km away
  2. 2.225 km NNE of Skwentna, Alaska · 3329 days ago · 77 km deep · 55 km away · felt by 1
  3. 1.539 km ENE of Susitna North, Alaska · 3329 days ago · 48 km deep · 100 km away
  4. 1.524 km S of Skwentna, Alaska · 3330 days ago · 74 km deep · 33 km away
  5. 4.319 km SE of Susitna North, Alaska · 3330 days ago · 57 km deep · 69 km away · felt by 82
  6. 1.73 km W of Susitna North, Alaska · 3330 days ago · 4 km deep · 61 km away
  7. 1.617 km N of Fishhook, Alaska · 3330 days ago · 3 km deep · 79 km away
  8. 2.8Southern Alaska · 3331 days ago · 37 km deep · 90 km away · felt by 24
  9. 1.835 km N of Skwentna, Alaska · 3331 days ago · 79 km deep · 68 km away
  10. 2.133 km SE of Skwentna, Alaska · 3331 days ago · 76 km deep · 17 km away · felt by 1
  11. 1.58 km NNW of Houston, Alaska · 3331 days ago · 45 km deep · 45 km away
  12. 1.637 km SW of Trapper Creek, Alaska · 3331 days ago · 1 km deep · 33 km away
  13. 1.78 km SSW of Tyonek, Alaska · 3332 days ago · 67 km deep · 90 km away
  14. 2.129 km W of Skwentna, Alaska · 3332 days ago · 120 km deep · 69 km away
  15. 2.030 km WNW of Willow, Alaska · 3332 days ago · 65 km deep · 16 km away
  16. 1.72 km SSW of Susitna, Alaska · 3332 days ago · 57 km deep · 29 km away
  17. 1.721 km ESE of Skwentna, Alaska · 3332 days ago · 68 km deep · 23 km away
  18. 1.718 km N of Meadow Lakes, Alaska · 3333 days ago · 35 km deep · 59 km away
  19. 1.711 km WSW of Point Possession, Alaska · 3333 days ago · 20 km deep · 97 km away
  20. 1.928 km WNW of Petersville, Alaska · 3333 days ago · 84 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017ar1m4b3 (also filed as ak16612003). Read Sat, Oct 3, 2026, 4:57 AM UTC.