Homecalifornia earthquakes 5.4 Magnitute Earthquake Hits North of San Diego byThe Great Pacific Northwest Earthquake -July 07, 2010 A 5.4-magnitude earthquake hit California Wednesday, 58 miles (94 kilometers) north of San Diego, the United States Geological Survey reported. Tags california earthquakes earthquake safety guide earthquakes san diego earthquakes Facebook Twitter Share:5.4 Magnitute Earthquake Hits North of San Diego Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email