California earthquakes

M2.4 earthquake 27km S of Tecopa, CA

A magnitude 2.4 earthquake struck 27km S of Tecopa, CA on Sun, Nov 30, 1986, 9:20 PM PST (05:20 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.9 11km ESE of Trona, CA. 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
2.4 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1986-12-01 05:20:33 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
35.608° N, 116.238° 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
215°, 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: 9 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.125km S of Tecopa, CA · 14549 days ago · 5 km deep · 2 km away
  2. 2.538km SSE of Fort Irwin, CA · 14536 days ago · 5 km deep · 80 km away
  3. 2.518km ENE of Barstow, CA · 14533 days ago · 5 km deep · 91 km away
  4. 2.911km ESE of Trona, CA · 14525 days ago · 5 km deep · 94 km away
  5. 1.98km ENE of Barstow, CA · 14516 days ago · -1 km deep · 99 km away
  6. 2.030km SW of Tecopa, CA · 14514 days ago · 5 km deep · 22 km away
  7. 2.39km ENE of Barstow, CA · 14500 days ago · 5 km deep · 98 km away
  8. 2.87km ENE of Barstow, CA · 14498 days ago · 5 km deep · 100 km away
  9. 2.537km ENE of Johannesburg, CA · 14497 days ago · 9 km deep · 92 km away

Before

  1. 2.125km S of Tecopa, CA · 14550 days ago · 5 km deep · 2 km away
  2. 2.117km NE of Barstow, CA · 14569 days ago · 5 km deep · 89 km away
  3. 1.817km NE of Barstow, CA · 14569 days ago · 7 km deep · 90 km away
  4. 2.111km ENE of Barstow, CA · 14573 days ago · 4 km deep · 97 km away
  5. 2.528km SE of Trona, CA · 14576 days ago · 5 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci713856. Read Thu, Oct 1, 2026, 7:54 PM UTC.