Southern California and Mexico massive blackout . More than 4 million without power. San Diego Gas & Electric announced Friday 4:30 a.m that have had power restored for all 1.4 million customers, after 13 hours from massive outage struck. San Diego Gas & Electric vice president, Dave Geier said 100 substations are back on… Continue reading San Diego blackout: power restored for all 1.4 million SDG&E customers.