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4.2 Quake Strikes Kern County, ShakeAlert Warns, LA Feels

7/12/2026

41 6 Full Breakdown

Summary

Story summary

The U.S. Geological Survey revised the tremor’s magnitude from 4.4 to 4.2.
A magnitude-4.2 earthquake struck near Frazier Park in Kern County at about 3:38 a.m. Sunday.
The quake’s epicenter was one mile east-southeast of Frazier Park at a depth of eight miles.
The ShakeAlert early-warning system was activated for the event.
Over 600 people submitted felt-report responses describing light shaking in Anaheim, Los Angeles and Pasadena.

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Story summary

The U.S. Geological Survey revised the tremor’s magnitude from 4.4 to 4.2.
A magnitude-4.2 earthquake struck near Frazier Park in Kern County at about 3:38 a.m. Sunday.
The quake’s epicenter was one mile east-southeast of Frazier Park at a depth of eight miles.
The ShakeAlert early-warning system was activated for the event.
Over 600 people submitted felt-report responses describing light shaking in Anaheim, Los Angeles and Pasadena.