California earthquakes

M2.8 earthquake 24km NNW of Tehachapi, CA

A magnitude 2.8 earthquake struck 24km NNW of Tehachapi, CA on Fri, Mar 15, 1957, 6:57 AM GMT-8 (14:57 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.3 22km NW of Grapevine, 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
2.8 (ml), micro
Local time
UTC
1957-03-15 14:57:35 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
35.330° N, 118.552° 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 1.4 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
86°
Stations used
8

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. 2.816km E of Oildale, CA · 25394 days ago · 6 km deep · 28 km away
  2. 2.916km N of Pine Mountain Club, CA · 25389 days ago · 6 km deep · 67 km away
  3. 3.215km NW of Grapevine, CA · 25377 days ago · 9 km deep · 56 km away
  4. 2.811km N of Grapevine, CA · 25377 days ago · 4 km deep · 48 km away
  5. 3.126km NNW of Tehachapi, CA · 25369 days ago · 6 km deep · 3 km away
  6. 2.911km N of Grapevine, CA · 25358 days ago · 0 km deep · 47 km away
  7. 3.020km E of Oildale, CA · 25356 days ago · 6 km deep · 26 km away
  8. 3.322km NW of Grapevine, CA · 25356 days ago · 0 km deep · 58 km away
  9. 3.324km NE of Arvin, CA · 25342 days ago · 6 km deep · 13 km away

Before

  1. 3.115km WNW of Grapevine, CA · 25407 days ago · 4 km deep · 59 km away
  2. 3.012km NNW of Grapevine, CA · 25409 days ago · 0 km deep · 50 km away
  3. 2.924km ENE of Arvin, CA · 25409 days ago · 6 km deep · 6 km away
  4. 3.118km NE of Lamont, CA · 25412 days ago · 6 km deep · 23 km away
  5. 2.911km NE of Arvin, CA · 25421 days ago · 6 km deep · 17 km away
  6. 4.020km ENE of Arvin, CA · 25424 days ago · 6 km deep · 9 km away
  7. 3.819km ENE of Arvin, CA · 25424 days ago · 6 km deep · 12 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3295894. Read Wed, Sep 30, 2026, 1:15 AM UTC.