Alaska earthquakes

M2.1 earthquake 193 km SSE of Atka, Alaska

A magnitude 2.1 earthquake struck 193 km SSE of Atka, Alaska on Sat, Jul 18, 2020, 4:19 PM HADT (01:19 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M3.2 133 km SE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2020-07-19 01:19:08 UTC
Depth
19.3 km (12.0 mi), shallow
Epicenter
50.512° N, 173.493° 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
26

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.7107 km SSE of Atka, Alaska · 2265 days ago · 35 km deep · 86 km away
  2. 3.2133 km SE of Atka, Alaska · 2259 days ago · 35 km deep · 97 km away
  3. 2.5276 km S of Atka, Alaska · 2257 days ago · 15 km deep · 89 km away
  4. 3.2182 km SSE of Atka, Alaska · 2257 days ago · 10 km deep · 12 km away
  5. 1.8141 km SSE of Atka, Alaska · 2255 days ago · 9 km deep · 55 km away
  6. 2.0134 km S of Atka, Alaska · 2241 days ago · 7 km deep · 64 km away
  7. 3.0153 km SSE of Atka, Alaska · 2237 days ago · 10 km deep · 46 km away
  8. 2.7174 km SSE of Atka, Alaska · 2234 days ago · 19 km deep · 43 km away
  9. 2.8190 km SSE of Atka, Alaska · 2224 days ago · 10 km deep · 41 km away
  10. 3.1162 km SSE of Atka, Alaska · 2220 days ago · 21 km deep · 31 km away
  11. 2.2148 km S of Atka, Alaska · 2214 days ago · 14 km deep · 51 km away
  12. 2.7166 km SSE of Atka, Alaska · 2207 days ago · 10 km deep · 42 km away
  13. 2.2211 km SSE of Atka, Alaska · 2207 days ago · 10 km deep · 23 km away
  14. 2.7176 km SSE of Atka, Alaska · 2205 days ago · 10 km deep · 24 km away

Before

  1. 2.5108 km S of Atka, Alaska · 2268 days ago · 7 km deep · 96 km away
  2. 2.0100 km S of Atka, Alaska · 2269 days ago · 15 km deep · 99 km away
  3. 2.1188 km SSE of Atka, Alaska · 2270 days ago · 16 km deep · 66 km away
  4. 2.2192 km S of Atka, Alaska · 2274 days ago · 26 km deep · 88 km away
  5. 2.3165 km SSE of Atka, Alaska · 2275 days ago · 10 km deep · 33 km away
  6. 2.6200 km SSE of Atka, Alaska · 2275 days ago · 10 km deep · 13 km away
  7. 1.8154 km S of Atka, Alaska · 2277 days ago · 8 km deep · 51 km away
  8. 2.099 km SSE of Atka, Alaska · 2278 days ago · 13 km deep · 94 km away
  9. 2.9170 km S of Atka, Alaska · 2282 days ago · 10 km deep · 35 km away
  10. 2.0138 km S of Atka, Alaska · 2287 days ago · 7 km deep · 56 km away
  11. 2.8187 km SSE of Atka, Alaska · 2293 days ago · 8 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02098fqa4m. Read Thu, Oct 1, 2026, 1:12 AM UTC.