Lorraine Balbi, 67, said she narrowly escaped the flames that engulfed her unit at the mobile park shortly after the earthquake hit at 3:20 a.m. ... She said she heard her neighbor screaming her name and looked out her front door to see flames climbing from her unit’s gas main. She grabbed her dog, her cellphone and cellphone charger. Minutes later, her home was destroyed. “The house is gone. The car is gone,” she said, her voice breaking. “Everything.”
On the brighter side, while over 25,000 homes in Napa and neighboring Sonoma Counties lost power [sfgate.com] and roads buckled up to two feet [sfgate.com], it thankfully doesn't appear to have damaged any of the bridges or caused any deaths (yet). However, 3 of Napa's historic buildings were among the 21 that sustained severe damage, [bbc.com], 20 cars were buried by a collapsed carport [pressdemocrat.com]. Regional wineries were still assessing damages as of Sunday afternoon.
Wikipedia's "2014 Napa Earthquake" article [wikipedia.org] is being updated live as more information is released.