California earthquakes

M2.0 earthquake 30km SW of Tecopa, CA

A magnitude 2.0 earthquake struck 30km SW of Tecopa, CA on Mon, Jan 5, 1987, 11:48 AM PST (19:48 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.8 7km ENE of Barstow, CA. This one was a foreshock.

Fort Irwin forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.0 (mc), micro
Local time
UTC
1987-01-05 19:48:19 UTC
Depth
5.2 km (3.3 mi), shallow
Epicenter
35.666° N, 116.467° 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
207°, 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 7 in the 30 days before it.

After

  1. 2.07km ENE of Barstow, CA · 14503 days ago · 0 km deep · 94 km away
  2. 2.39km ENE of Barstow, CA · 14500 days ago · 5 km deep · 92 km away
  3. 2.831km E of Johannesburg, CA · 14498 days ago · 5 km deep · 83 km away
  4. 2.87km ENE of Barstow, CA · 14498 days ago · 5 km deep · 93 km away
  5. 2.537km ENE of Johannesburg, CA · 14496 days ago · 9 km deep · 74 km away
  6. 2.518km NW of Barstow, CA · 14493 days ago · 5 km deep · 93 km away
  7. 2.27km ENE of Barstow, CA · 14473 days ago · 0 km deep · 94 km away
  8. 2.443km ESE of Johannesburg, CA · 14459 days ago · 9 km deep · 76 km away
  9. 2.243km N of Fort Irwin, CA · 14458 days ago · 5 km deep · 15 km away

Before

  1. 1.98km ENE of Barstow, CA · 14516 days ago · -1 km deep · 92 km away
  2. 1.724km NNW of Barstow, CA · 14523 days ago · 5 km deep · 89 km away
  3. 2.911km ESE of Trona, CA · 14524 days ago · 5 km deep · 73 km away
  4. 2.518km ENE of Barstow, CA · 14532 days ago · 5 km deep · 87 km away
  5. 2.538km SSE of Fort Irwin, CA · 14535 days ago · 5 km deep · 82 km away
  6. 2.217km NW of Barstow, CA · 14539 days ago · 4 km deep · 96 km away
  7. 2.015km WNW of Barstow, CA · 14539 days ago · -1 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci715460. Read Wed, Sep 30, 2026, 10:36 PM UTC.