Updated

Officials say a magnitude-4.5 earthquake in Baja California shook buildings in the U.S. border city of Calexico but no damage or injuries have been reported.

The U.S. Geological Survey says the quake struck at 8:22 a.m. PDT and was centered 15 miles south of Calexico in Mexico.

Calexico police dispatcher Veronica Valenzuela says the quake was felt but there were no reported injuries or damage.

The region is about 95 miles east of San Diego.