California earthquakes

M3.4 earthquake 26km WNW of Ocotillo, CA

A magnitude 3.4 earthquake struck 26km WNW of Ocotillo, CA on Tue, Apr 5, 1949, 10:49 PM GMT-8 (06:49 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.9 17km NW of Borrego Springs, 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
3.4 (ml), minor
Local time
UTC
1949-04-06 06:49:16 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.847° N, 116.236° 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 1.7 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
311°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 3.917km NW of Borrego Springs, CA · 28286 days ago · 0 km deep · 63 km away
  2. 3.516km NE of Pine Valley, CA · 28286 days ago · 6 km deep · 19 km away
  3. 2.84km ESE of Anza, CA · 28284 days ago · 0 km deep · 85 km away
  4. 3.115km NE of North Shore, CA · 28267 days ago · 6 km deep · 94 km away
  5. 3.28km N of North Shore, CA · 28267 days ago · 6 km deep · 88 km away
  6. 3.111km SSE of North Shore, CA · 28266 days ago · 6 km deep · 72 km away
  7. 3.13km SSE of North Shore, CA · 28266 days ago · 6 km deep · 78 km away
  8. 3.212km S of North Shore, CA · 28266 days ago · 6 km deep · 69 km away
  9. 3.17km S of North Shore, CA · 28266 days ago · 6 km deep · 74 km away
  10. 3.36km SSE of North Shore, CA · 28266 days ago · 6 km deep · 76 km away
  11. 2.711km ESE of Oasis, CA · 28266 days ago · 6 km deep · 67 km away
  12. 3.36km ESE of North Shore, CA · 28266 days ago · 6 km deep · 79 km away
  13. 3.38km SSW of North Shore, CA · 28265 days ago · 6 km deep · 73 km away
  14. 3.113km SSW of North Shore, CA · 28264 days ago · 6 km deep · 68 km away
  15. 3.57km SE of Mecca, CA · 28264 days ago · 6 km deep · 78 km away
  16. 3.314km S of Ocotillo Wells, CA · 28254 days ago · 6 km deep · 22 km away
  17. 3.38km W of Ocotillo Wells, CA · 28254 days ago · 6 km deep · 32 km away
  18. 3.330km ESE of Campo, CA · 28253 days ago · 6 km deep · 39 km away
  19. 2.88km NE of Aguanga, CA · 28243 days ago · 5 km deep · 90 km away
  20. 3.517km S of Salton City, CA · 28241 days ago · 21 km deep · 44 km away
  21. 3.532km NNE of Ensenada, B.C., MX · 28240 days ago · 6 km deep · 83 km away

Before

  1. 2.96km SW of Palm Desert, CA · 28301 days ago · 6 km deep · 95 km away
  2. 3.117km N of North Shore, CA · 28312 days ago · 6 km deep · 97 km away
  3. 3.717km NE of Warner Springs, CA · 28313 days ago · 2 km deep · 65 km away
  4. 2.716km NNW of Borrego Springs, CA · 28313 days ago · 6 km deep · 63 km away
  5. 3.921km SW of Ocotillo Wells, CA · 28314 days ago · 6 km deep · 20 km away
  6. 2.711km ESE of Anza, CA · 28315 days ago · 0 km deep · 81 km away
  7. 2.86km SSE of Lake Henshaw, CA · 28321 days ago · 6 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3356124. Read Tue, Sep 22, 2026, 10:18 AM UTC.