Quakes in Perspective

Friday’s 6.0 magnitude earthquake, centered 7 1/2 miles northeast of Sierra Madre, was considered a moderate temblor. Here are some of the state’s previous quakes, listed by magnitude, with casualty and damage estimates:

In Southern California:

7.7 Bakersfield: July 21, 1952. 12 deaths

7.5 Lompoc: Nov. 4, 1927. No deaths, minor damage

7.1 Imperial Valley: May 18, 1940. 7 deaths, more than $5-million damage

6.6 Imperial County: Nov. 24, 1987. No deaths, $4-million damage

6.5 Sylmar: Feb. 9, 1971. 58 deaths, $550-million damage

6.4 Imperial Valley: Oct. 15, 1979. No deaths, $70- to $100-million damage

6.3 Long Beach: March 10, 1933. 102 deaths, $50-million damage

6.3 Santa Barbara: June 29, 1925. 14 deaths, $6-million damage

6.2 Imperial County: Nov. 23, 1987. No deaths, minor damage

5.9 Whittier Narrows: Oct. 1, 1987. 8 deaths, $350-million damage

5.8 Bakersfield: Aug. 22, 1952. 2 deaths, $10-million damage

5.5 Upland: Feb. 28, 1990. No deaths, $14-million damage

Other areas of the state:

8.3 San Francisco: April 18, 1906. 600 deaths, $400-million damage

7.1 Loma Prieta: Oct. 17, 1989. 63 deaths, $7-billion damage

7.0 Humboldt County: Nov. 8, 1980. No deaths, minor damage

6.7 Coalinga: May 2, 1983. No deaths, $31-million damage

6.2 Morgan Hill: April 24, 1984. No deaths, $10-million damage

SOURCES: National Oceanic Atmospheric Administration, U.S. Geological Survey, Earthquake Country by Robert Iacopi, California Division of Mines and Geology, Times wire services.