Loch Lomond is a reservoir in the Santa Cruz Mountains near Lompico, California in Santa Cruz County, California. It was created by building a dam across the Newell Creek. The Dam is an earthfill barricade, 190 ft (58 m) by 750 ft (230 m). It was completed in the Fall of 1960, impounded water first ran over the spillway in March 1963. The reservoir is 175 acres (70.8 ha). It is 3 mi (4.8 km) long, 0.25 mi (0.40 km) wide, approximately 150 ft (46 m) deep, with a 9,200 acre ft (11,300,000 m3) capacity. This water provides a portion of the drinking water supply for the city of Santa Cruz, California. Boating, fishing, picnicking and hiking take place at the reservoir. No swimming is allowed. The reservoir has a boat rental and snack shop and is open every day from March 1 to September 15, And Weekends only from September 15 to October 17. Day-use parking fee is $4.00.