California earthquakes

M2.4 earthquake 34km WSW of Tecopa, CA

A magnitude 2.4 earthquake struck 34km WSW of Tecopa, CA on Wed, Sep 4, 1985, 10:06 PM PDT (05:06 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 21km S of Tecopa, 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
2.4 (mc), micro
Local time
UTC
1985-09-05 05:06:09 UTC
Depth
5.3 km (3.3 mi), shallow
Epicenter
35.740° N, 116.577° 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.

Depth from
Operator assigned
Station coverage gap
237°, poorly surrounded by stations
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.531km WSW of Tecopa, CA · 14990 days ago · 5 km deep · 6 km away
  2. 2.133km E of Barstow, CA · 14988 days ago · 5 km deep · 94 km away
  3. 2.336km SE of Fort Irwin, CA · 14984 days ago · 5 km deep · 83 km away
  4. 2.423km N of Searles Valley, CA · 14969 days ago · 2 km deep · 79 km away
  5. 3.721km S of Tecopa, CA · 14962 days ago · 5 km deep · 33 km away
  6. 2.425km S of Tecopa, CA · 14962 days ago · 5 km deep · 32 km away
  7. 1.930km WSW of Tecopa, CA · 14962 days ago · 5 km deep · 4 km away
  8. 2.728km WSW of Tecopa, CA · 14959 days ago · 5 km deep · 6 km away
  9. 2.713km ENE of Barstow, CA · 14958 days ago · 4 km deep · 94 km away
  10. 2.427km S of Tecopa, CA · 14957 days ago · 5 km deep · 32 km away
  11. 1.922km S of Fort Irwin, CA · 14953 days ago · 5 km deep · 76 km away
  12. 1.932km ENE of Boron, CA · 14947 days ago · -1 km deep · 98 km away
  13. 1.727km N of Fort Irwin, CA · 14944 days ago · 5 km deep · 30 km away
  14. 2.128km N of Fort Irwin, CA · 14944 days ago · 5 km deep · 29 km away
  15. 2.110km NNE of Barstow, CA · 14943 days ago · 4 km deep · 92 km away
  16. 2.528km SW of Summerlin South, NV · 14943 days ago · 5 km deep · 88 km away

Before

  1. 2.212km NNE of Barstow, CA · 15007 days ago · 6 km deep · 90 km away
  2. 3.013km ENE of Barstow, CA · 15014 days ago · 3 km deep · 93 km away
  3. 1.910km ENE of Barstow, CA · 15015 days ago · 5 km deep · 96 km away
  4. 3.418km NE of Barstow, CA · 15020 days ago · 7 km deep · 84 km away
  5. 3.031km NW of Baker, CA · 15026 days ago · 5 km deep · 39 km away
  6. 2.513km ENE of Barstow, CA · 15028 days ago · 4 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci118012. Read Mon, Sep 28, 2026, 8:23 AM UTC.