The highest point in the range is Loma Prieta Peak , 11 miles west of Morgan Hill , with a height of , near which is the epicenter of the 1989 Loma Prieta earthquake . Other major peaks include Mount Umunhum at , Mount Thayer at , Mount Bielawski at , El Sombroso at , Eagle Rock at , Black Mountain at , and Sierra Morena at . The San Andreas Fault runs along or near the ridge line throughout the range . The interior east side of the mountains drops abruptly towards this fault line , especially near the towns of Woodside and Saratoga
1989 Loma Prieta earthquake
1989 Loma Prieta earthquake
Santa Cruz Mountains