Bard Lake, also known as Wood Ranch Reservoir, is a 231-acre (93ha)[1] reservoir which is the largest lake in Simi Valley, California.[2] It is east of the intersection of Olsen Road and Moorpark Freeway, near the border between Simi Valley and Thousand Oaks.[3] Built in 1965, Bard Lake is 416 feet (127m) high with a capacity of 11,000 acre-feet (3.6×109USgal). It is an earthen dam which is owned by the Calleguas Water District.[4][5]