Southern California experienced 15 seismic sequences with at least one magnitude 4 or higher earthquake — the highest total in 65 years.

A light, 4.1-magnitude earthquake struck in Southern California on Sunday, according to the United States Geological Survey. The temblor happened at 1:03 p.m. Pacific time about seven miles southwest of Westlake Village, Calif., data from the agency shows. U.S.G.S. data earlier reported that the magnitude was 4.2.

A 4.1-magnitude earthquake shook Malibu, the San Fernando Valley and other parts of Southern California on Sunday afternoon. The quake struck at 1:03 p.m., 6.9 miles southwest of Westlake Village, 7.1 miles south,southwest of Thousand Oaks and 7.7 miles west, northwest of Malibu, according to the U.S. Geological Survey.