California earthquakes

M3.0 earthquake 21km NNW of Ocotillo, CA

A magnitude 3.0 earthquake struck 21km NNW of Ocotillo, CA on Tue, Nov 2, 1943, 9:39 AM GMT-7 (16:39 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.4 24km NW of Ocotillo, CA. 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
3.0 (ml), minor
Local time
UTC
1943-11-02 16:39:10 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.910° N, 116.070° W
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.

Location uncertainty
About 2.9 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
312°, poorly surrounded by stations
Stations used
3

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.124km NNE of Ocotillo, CA · 30282 days ago · 6 km deep · 17 km away
  2. 3.624km N of Ocotillo, CA · 30282 days ago · 6 km deep · 8 km away
  3. 3.111km SSW of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 18 km away
  4. 3.920km SE of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 12 km away
  5. 3.521km N of Ocotillo, CA · 30282 days ago · 6 km deep · 4 km away
  6. 4.424km NW of Ocotillo, CA · 30282 days ago · 6 km deep · 7 km away
  7. 4.017km S of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 9 km away
  8. 3.521km S of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 6 km away
  9. 3.823km SSE of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 9 km away
  10. 3.215km SE of Ocotillo Wells, CA · 30282 days ago · 6 km deep · 14 km away
  11. 3.54km NNE of Ocotillo Wells, CA · 30280 days ago · 6 km deep · 30 km away
  12. 3.521km NNW of Ocotillo, CA · 30271 days ago · 6 km deep · 2 km away
  13. 3.624km NNW of Ocotillo, CA · 30268 days ago · 6 km deep · 4 km away
  14. 4.023km SSE of Ocotillo Wells, CA · 30268 days ago · 6 km deep · 9 km away
  15. 3.026km E of Pine Valley, CA · 30257 days ago · 6 km deep · 19 km away
  16. 3.218km NNW of Ocotillo, CA · 30255 days ago · 6 km deep · 3 km away
  17. 2.910km SW of Borrego Springs, CA · 30231 days ago · 6 km deep · 48 km away
  18. 3.119km E of Julian, CA · 30229 days ago · 6 km deep · 35 km away
  19. 3.118km ESE of Anza, CA · 30225 days ago · 6 km deep · 75 km away
  20. 3.014km SE of Anza, CA · 30224 days ago · 6 km deep · 78 km away

Before

  1. 4.311km NE of Indio, CA · 30284 days ago · 6 km deep · 100 km away
  2. 3.322km NE of Ocotillo, CA · 30285 days ago · 6 km deep · 25 km away
  3. 3.919km NE of Ocotillo, CA · 30285 days ago · 6 km deep · 20 km away
  4. 2.918km NNW of Borrego Springs, CA · 30287 days ago · 13 km deep · 66 km away
  5. 3.518km NE of Warner Springs, CA · 30287 days ago · 1 km deep · 68 km away
  6. 3.221km SSW of La Quinta, CA · 30289 days ago · 6 km deep · 70 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3366421. Read Wed, Sep 30, 2026, 12:20 AM UTC.