Alaska earthquakes

M2.1 earthquake 86 km S of McCarthy, Alaska

A magnitude 2.1 earthquake struck 86 km S of McCarthy, Alaska on Sun, Aug 9, 2020, 12:52 PM AKDT (20:52 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.3 85 km S of McCarthy, Alaska. This one was a foreshock.

Cordova 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-08-09 20:52:55 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
60.654° N, 143.009° 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
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 27 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.184 km S of McCarthy, Alaska · 2245 days ago · 4 km deep · 2 km away
  2. 2.987 km S of McCarthy, Alaska · 2245 days ago · 9 km deep · 4 km away
  3. 4.385 km S of McCarthy, Alaska · 2245 days ago · 9 km deep · 2 km away · felt by 1 · tsunami flag
  4. 3.5Southern Alaska · 2245 days ago · 10 km deep · 3 km away
  5. 1.784 km S of McCarthy, Alaska · 2245 days ago · 10 km deep · 3 km away
  6. 2.385 km S of McCarthy, Alaska · 2245 days ago · 13 km deep · 2 km away
  7. 2.4Southern Alaska · 2245 days ago · 10 km deep · 2 km away
  8. 1.685 km S of McCarthy, Alaska · 2245 days ago · 8 km deep · 1 km away
  9. 1.585 km S of McCarthy, Alaska · 2245 days ago · 11 km deep · 1 km away
  10. 2.286 km S of McCarthy, Alaska · 2245 days ago · 12 km deep · 1 km away
  11. 1.785 km S of McCarthy, Alaska · 2245 days ago · 12 km deep · 3 km away
  12. 1.768 km ESE of McCarthy, Alaska · 2234 days ago · 2 km deep · 85 km away
  13. 1.684 km S of McCarthy, Alaska · 2229 days ago · 11 km deep · 3 km away
  14. 1.696 km S of McCarthy, Alaska · 2228 days ago · 4 km deep · 11 km away
  15. 2.3127 km S of McCarthy, Alaska · 2220 days ago · 12 km deep · 42 km away
  16. 2.396 km S of McCarthy, Alaska · 2218 days ago · 17 km deep · 18 km away
  17. 1.8129 km S of McCarthy, Alaska · 2217 days ago · 9 km deep · 44 km away
  18. 1.6131 km S of McCarthy, Alaska · 2216 days ago · 13 km deep · 45 km away
  19. 1.5Southern Alaska · 2210 days ago · 7 km deep · 1 km away
  20. 2.3107 km SSW of McCarthy, Alaska · 2206 days ago · 11 km deep · 26 km away
  21. 1.7103 km S of McCarthy, Alaska · 2201 days ago · 1 km deep · 17 km away
  22. 1.6120 km SSE of McCarthy, Alaska · 2201 days ago · 6 km deep · 72 km away
  23. 2.6125 km SSW of McCarthy, Alaska · 2196 days ago · 3 km deep · 43 km away
  24. 1.6101 km S of McCarthy, Alaska · 2191 days ago · 8 km deep · 17 km away
  25. 1.5131 km NW of Yakutat, Alaska · 2189 days ago · 13 km deep · 97 km away
  26. 1.698 km E of Cordova, Alaska · 2188 days ago · 16 km deep · 54 km away
  27. 1.6103 km S of McCarthy, Alaska · 2186 days ago · 3 km deep · 17 km away

Before

  1. 1.985 km S of McCarthy, Alaska · 2246 days ago · 6 km deep · 2 km away
  2. 1.784 km S of McCarthy, Alaska · 2246 days ago · 8 km deep · 4 km away
  3. 3.986 km S of McCarthy, Alaska · 2246 days ago · 8 km deep · 1 km away · felt by 3 · tsunami flag
  4. 1.8130 km NW of Yakutat, Alaska · 2248 days ago · 15 km deep · 95 km away
  5. 1.7108 km S of McCarthy, Alaska · 2250 days ago · 2 km deep · 25 km away
  6. 2.6136 km SSE of McCarthy, Alaska · 2251 days ago · 7 km deep · 77 km away
  7. 1.6Southern Alaska · 2254 days ago · 14 km deep · 11 km away
  8. 1.5101 km S of McCarthy, Alaska · 2256 days ago · 8 km deep · 14 km away
  9. 1.6134 km NW of Yakutat, Alaska · 2260 days ago · 3 km deep · 86 km away
  10. 1.6138 km SSE of McCarthy, Alaska · 2273 days ago · 14 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020a7hizae. Read Sat, Oct 3, 2026, 8:05 AM UTC.