Seismologist says yesterday's 5.4 earthquake 'triggered' by 7.2 Easter day shaker near border

SAN DIEGO - A magnitude-5.4 earthquake rocked San Diego county yesterday just before 5 p.m., giving homes, high-rises, businesses and roadways throughout the county a pronounced shaking but apparently causing no injuries or property damage.

The temblor, centered about 15 miles north-northwest of Borrego Springs, struck at 4:53 p.m., according to the U.S. Geological Survey.

Though the quake was widely felt across the county, the region's police and emergency-services agencies received no immediate reports of any problems resulting from the temblor.

The shaker also jostled communities in the Riv...