Alaska earthquakes

M2.1 earthquake 284 km SW of Adak, Alaska

A magnitude 2.1 earthquake struck 284 km SW of Adak, Alaska on Sat, Jul 18, 2020, 4:35 PM GMT-12 (04:35 UTC), 15 km (10 mi) below the surface.

A larger quake followed: M4.3 238 km WSW of Adak, Alaska. This one was a foreshock.

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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
2020-07-19 04:35:15 UTC
Depth
15.4 km (9.6 mi), shallow
Epicenter
50.272° N, 179.792° 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
35

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.8278 km SW of Adak, Alaska · 2266 days ago · 29 km deep · 11 km away
  2. 2.1284 km SW of Adak, Alaska · 2266 days ago · 7 km deep · 45 km away
  3. 2.7244 km WSW of Adak, Alaska · 2265 days ago · 17 km deep · 79 km away
  4. 1.9239 km WSW of Adak, Alaska · 2262 days ago · 13 km deep · 89 km away
  5. 1.7237 km WSW of Adak, Alaska · 2260 days ago · 26 km deep · 86 km away
  6. 2.4Rat Islands, Aleutian Islands, Alaska · 2255 days ago · 26 km deep · 69 km away
  7. 2.3266 km SW of Adak, Alaska · 2254 days ago · 20 km deep · 51 km away
  8. 2.1217 km WSW of Adak, Alaska · 2253 days ago · 10 km deep · 85 km away
  9. 1.8244 km WSW of Adak, Alaska · 2250 days ago · 15 km deep · 96 km away
  10. 2.6260 km WSW of Adak, Alaska · 2249 days ago · 10 km deep · 64 km away
  11. 3.6south of the Aleutian Islands · 2248 days ago · 10 km deep · 34 km away
  12. 2.6220 km WSW of Adak, Alaska · 2246 days ago · 16 km deep · 91 km away
  13. 3.2191 km WSW of Adak, Alaska · 2244 days ago · 18 km deep · 98 km away
  14. 1.5245 km WSW of Adak, Alaska · 2236 days ago · 8 km deep · 93 km away
  15. 1.6201 km WSW of Adak, Alaska · 2235 days ago · 26 km deep · 95 km away
  16. 3.8211 km WSW of Adak, Alaska · 2229 days ago · 15 km deep · 89 km away
  17. 1.7236 km WSW of Adak, Alaska · 2229 days ago · 14 km deep · 94 km away
  18. 2.4238 km WSW of Adak, Alaska · 2222 days ago · 11 km deep · 91 km away
  19. 2.4237 km WSW of Adak, Alaska · 2217 days ago · 13 km deep · 76 km away
  20. 4.3238 km WSW of Adak, Alaska · 2217 days ago · 47 km deep · 85 km away
  21. 2.5238 km WSW of Adak, Alaska · 2217 days ago · 12 km deep · 73 km away
  22. 4.1235 km WSW of Adak, Alaska · 2217 days ago · 40 km deep · 81 km away
  23. 2.2238 km WSW of Adak, Alaska · 2217 days ago · 15 km deep · 98 km away
  24. 1.9238 km WSW of Adak, Alaska · 2216 days ago · 10 km deep · 73 km away
  25. 2.0234 km WSW of Adak, Alaska · 2216 days ago · 25 km deep · 81 km away
  26. 1.7239 km WSW of Adak, Alaska · 2215 days ago · 18 km deep · 100 km away
  27. 1.8244 km WSW of Adak, Alaska · 2215 days ago · 16 km deep · 83 km away
  28. 2.1239 km WSW of Adak, Alaska · 2212 days ago · 8 km deep · 81 km away

Before

  1. 1.9Rat Islands, Aleutian Islands, Alaska · 2266 days ago · 7 km deep · 21 km away
  2. 2.7284 km SW of Adak, Alaska · 2278 days ago · 10 km deep · 5 km away
  3. 2.9238 km WSW of Adak, Alaska · 2281 days ago · 14 km deep · 93 km away
  4. 1.9237 km WSW of Adak, Alaska · 2281 days ago · 13 km deep · 83 km away
  5. 2.1243 km WSW of Adak, Alaska · 2282 days ago · 11 km deep · 77 km away
  6. 2.5238 km WSW of Adak, Alaska · 2293 days ago · 14 km deep · 89 km away
  7. 3.3293 km SW of Adak, Alaska · 2294 days ago · 10 km deep · 15 km away
  8. 1.6237 km WSW of Adak, Alaska · 2294 days ago · 13 km deep · 87 km away
  9. 1.9191 km SW of Adak, AK · 2295 days ago · 31 km deep · 93 km away
  10. 3.0292 km SW of Adak, Alaska · 2296 days ago · 35 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02098hm2lx. Read Fri, Oct 2, 2026, 9:07 AM UTC.