Southern California Earthquake Data Center

Significant Earthquakes and Faults

Chronological Earthquake Index

Tejon Ranch Earthquake

Time: June 10, 1988 / 4:06:43 pm PDT
Location: 34° 56.58' N, 118° 44.56' W 24 km (15 miles) NE of Frazier Park 50 km (32 miles) SSE of Bakersfield
Magnitude: ML5.4
Depth: 6.8 km

 

The Tejon Ranch earthquake caused some damage to circuit breakers at the A.D. Edmonston Pumping Plant on the California Aqueduct, causing the aqueduct to be temporarily shut down. Otherwise, damage was slight, though the quake was felt across much of southern and central California.

 

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