Alaska earthquakes

M1.7 earthquake 30 km WNW of Chignik Lake, Alaska

A magnitude 1.7 earthquake struck 30 km WNW of Chignik Lake, Alaska on Wed, Aug 13, 2025, 3:10 PM AKDT (23:10 UTC), 100 km (62 mi) below the surface.

A larger quake followed: M2.8 43 km ESE of Perryville, 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
2025-08-13 23:10:02 UTC
Depth
99.7 km (62.0 mi), intermediate-depth
Epicenter
56.319° N, 159.243° 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.525 km N of Perryville, Alaska · 412 days ago · 8 km deep · 21 km away
  2. 1.99 km NNW of Chignik Lagoon, Alaska · 412 days ago · 91 km deep · 39 km away
  3. 1.635 km SE of Perryville, Alaska · 411 days ago · 49 km deep · 76 km away
  4. 1.634 km S of Chignik, Alaska · 408 days ago · 84 km deep · 65 km away
  5. 1.542 km NE of Sand Point, Alaska · 408 days ago · 86 km deep · 93 km away
  6. 2.319 km SSW of Ivanof Bay, Alaska · 405 days ago · 5 km deep · 68 km away
  7. 1.813 km NW of Chignik Lake, Alaska · 403 days ago · 7 km deep · 22 km away
  8. 1.613 km NW of Chignik Lake, Alaska · 402 days ago · 5 km deep · 22 km away
  9. 1.923 km WSW of Chignik Lake, Alaska · 399 days ago · 6 km deep · 20 km away
  10. 2.047 km SSW of Ivanof Bay, Alaska · 397 days ago · 62 km deep · 96 km away
  11. 2.326 km N of Chignik, Alaska · 392 days ago · 95 km deep · 59 km away
  12. 1.938 km ESE of Chignik, Alaska · 390 days ago · 32 km deep · 89 km away
  13. 2.843 km ESE of Perryville, Alaska · 379 days ago · 36 km deep · 73 km away
  14. 1.720 km S of Ivanof Bay, Alaska · 373 days ago · 12 km deep · 68 km away
  15. 1.629 km NNE of Chignik, Alaska · 368 days ago · 85 km deep · 66 km away
  16. 1.930 km ESE of Perryville, Alaska · 367 days ago · 49 km deep · 63 km away
  17. 2.251 km SSE of Perryville, Alaska · 363 days ago · 16 km deep · 96 km away

Before

  1. 1.734 km E of Perryville, Alaska · 418 days ago · 63 km deep · 58 km away
  2. 2.121 km N of Perryville, Alaska · 419 days ago · 102 km deep · 24 km away
  3. 2.141 km W of Ivanof Bay, Alaska · 419 days ago · 121 km deep · 70 km away
  4. 2.623 km ENE of Perryville, Alaska · 422 days ago · 65 km deep · 46 km away
  5. 2.261 km SSE of Chignik, Alaska · 422 days ago · 68 km deep · 92 km away
  6. 2.451 km SE of Perryville, Alaska · 422 days ago · 42 km deep · 92 km away
  7. 2.338 km SSW of Ivanof Bay, Alaska · 422 days ago · 74 km deep · 87 km away
  8. 2.08 km ESE of Chignik, Alaska · 424 days ago · 71 km deep · 60 km away
  9. 1.738 km SE of Chignik, Alaska · 432 days ago · 44 km deep · 87 km away
  10. 1.945 km SE of Chignik, Alaska · 436 days ago · 53 km deep · 90 km away
  11. 2.330 km SE of Chignik, Alaska · 436 days ago · 89 km deep · 75 km away
  12. 2.325 km SSW of Ivanof Bay, Alaska · 437 days ago · 70 km deep · 74 km away
  13. 2.629 km WSW of Ivanof Bay, Alaska · 439 days ago · 88 km deep · 71 km away
  14. 2.131 km S of Chignik, Alaska · 440 days ago · 61 km deep · 61 km away
  15. 2.654 km SE of Perryville, Alaska · 443 days ago · 22 km deep · 96 km away
  16. 1.531 km SE of Perryville, Alaska · 445 days ago · 56 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025acho7eb. Read Sat, Oct 3, 2026, 2:20 PM UTC.