Alaska earthquakes

M1.9 earthquake 89 km ENE of Chignik, Alaska

A magnitude 1.9 earthquake struck 89 km ENE of Chignik, Alaska on Fri, Jul 31, 2020, 6:48 PM AKDT (02:48 UTC), 44 km (27 mi) below the surface.

A larger quake followed: M3.7 84 km SSE of Ugashik, 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
1.9 (ml), micro
Local time
UTC
2020-08-01 02:48:05 UTC
Depth
44.0 km (27.3 mi), shallow
Epicenter
56.545° N, 157.030° 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
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 1.827 km ESE of Chignik, Alaska · 2250 days ago · 6 km deep · 69 km away
  2. 2.365 km E of Chignik, Alaska · 2250 days ago · 53 km deep · 28 km away
  3. 2.281 km ESE of Chignik, Alaska · 2249 days ago · 35 km deep · 66 km away
  4. 2.222 km E of Chignik, Alaska · 2244 days ago · 15 km deep · 68 km away
  5. 2.252 km E of Port Heiden, Alaska · 2244 days ago · 10 km deep · 64 km away
  6. 2.228 km ESE of Chignik, Alaska · 2242 days ago · 5 km deep · 66 km away
  7. 2.773 km SE of Chignik, Alaska · 2242 days ago · 41 km deep · 76 km away
  8. 2.128 km ESE of Chignik, Alaska · 2241 days ago · 12 km deep · 67 km away
  9. 2.8142 km E of Chignik, Alaska · 2241 days ago · 1 km deep · 76 km away
  10. 1.736 km ESE of Chignik, Alaska · 2241 days ago · 7 km deep · 66 km away
  11. 2.031 km ESE of Chignik, Alaska · 2238 days ago · 5 km deep · 66 km away
  12. 2.0102 km SSE of Ugashik, Alaska · 2237 days ago · 72 km deep · 41 km away
  13. 2.271 km SE of Ugashik, Alaska · 2234 days ago · 7 km deep · 75 km away
  14. 1.866 km SE of Ugashik, Alaska · 2234 days ago · 1 km deep · 61 km away
  15. 2.3105 km W of Akhiok, Alaska · 2232 days ago · 64 km deep · 76 km away
  16. 2.026 km SE of Chignik, Alaska · 2230 days ago · 63 km deep · 78 km away
  17. 1.627 km E of Chignik, Alaska · 2230 days ago · 9 km deep · 66 km away
  18. 2.074 km ENE of Chignik, Alaska · 2230 days ago · 55 km deep · 15 km away
  19. 2.0115 km E of Chignik, Alaska · 2230 days ago · 47 km deep · 42 km away
  20. 1.543 km SE of Ugashik, Alaska · 2229 days ago · 5 km deep · 74 km away
  21. 2.031 km E of Chignik, Alaska · 2225 days ago · 87 km deep · 59 km away
  22. 2.234 km ESE of Chignik, Alaska · 2218 days ago · 11 km deep · 66 km away
  23. 2.495 km ESE of Chignik, Alaska · 2216 days ago · 9 km deep · 60 km away
  24. 3.784 km SSE of Ugashik, Alaska · 2216 days ago · 69 km deep · 29 km away · felt by 3
  25. 1.937 km NNE of Chignik, Alaska · 2212 days ago · 108 km deep · 73 km away
  26. 1.530 km ESE of Chignik, Alaska · 2208 days ago · 14 km deep · 66 km away
  27. 1.799 km ESE of Chignik, Alaska · 2208 days ago · 21 km deep · 57 km away
  28. 1.653 km NE of Chignik, Alaska · 2208 days ago · 85 km deep · 52 km away
  29. 2.3135 km E of Chignik, Alaska · 2208 days ago · 67 km deep · 55 km away
  30. 1.777 km ENE of Chignik, Alaska · 2207 days ago · 13 km deep · 18 km away
  31. 2.1113 km E of Chignik, Alaska · 2202 days ago · 40 km deep · 39 km away
  32. 2.259 km SSE of Ugashik, Alaska · 2200 days ago · 88 km deep · 51 km away
  33. 2.149 km E of Port Heiden, Alaska · 2192 days ago · 8 km deep · 70 km away

Before

  1. 2.430 km ESE of Chignik, Alaska · 2253 days ago · 13 km deep · 64 km away
  2. 1.929 km ESE of Chignik, Alaska · 2255 days ago · 5 km deep · 67 km away
  3. 2.692 km SSE of Ugashik, Alaska · 2255 days ago · 65 km deep · 39 km away
  4. 2.224 km E of Chignik, Alaska · 2255 days ago · 14 km deep · 68 km away
  5. 1.832 km SSE of Ugashik, Alaska · 2255 days ago · 108 km deep · 78 km away
  6. 2.247 km SSW of Ugashik, Alaska · 2260 days ago · 9 km deep · 70 km away
  7. 2.069 km S of Ugashik, Alaska · 2262 days ago · 96 km deep · 46 km away
  8. 2.129 km ENE of Chignik, Alaska · 2263 days ago · 102 km deep · 60 km away
  9. 2.771 km NE of Chignik, Alaska · 2264 days ago · 77 km deep · 28 km away
  10. 2.1135 km WSW of Akhiok, Alaska · 2266 days ago · 77 km deep · 51 km away
  11. 2.333 km NE of Chignik, Alaska · 2272 days ago · 106 km deep · 64 km away
  12. 2.461 km ESE of Chignik, Alaska · 2276 days ago · 82 km deep · 67 km away
  13. 1.7109 km E of Chignik, Alaska · 2278 days ago · 66 km deep · 27 km away
  14. 1.781 km ENE of Chignik, Alaska · 2281 days ago · 88 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0209tyhfoc. Read Wed, Sep 30, 2026, 7:35 AM UTC.