Vacaville and Winters both lie to the east of these faults along the low foothills . Multiple investigators have remarked on the potential for blind thrust earthquakes in this area . Wong and Ely specifically labelled it the Coast Range – Sierran Block Boundary Zone and stated that the 1983 Coalinga earthquake ( a blind thrust event ) occurred within the zone
1983 Coalinga earthquake
1983 Coalinga earthquake
1892 Vacaville–Winters earthquakes