Laguna Niguel Lake, formerly known as Sulphur Creek Reservoir, is an artificial 44-acre (180,000 m2) fishing and recreational lake in Laguna Niguel, California. It is created by the Sulphur Creek Dam, which was completed in 1966. It is located at 33°32′59″N 117°42′22″W and is 190 feet (58 m) above sea level. It is fed from two sources, one of which is Sulphur Creek itself and the other, a storm drain. It is accessed from La Paz Road, which runs along its east shore. Surrounding the reservoir is the Laguna Niguel Regional Park. In addition, within the lake on the large island is a protected bird sanctuary.
Irvine Lake is a reservoir in Orange County, California, United States. It is on Santiago Creek, located in Silverado, California, east of the city of Irvine and close to Irvine Regional Park. The reservoir is currently operated by the Serrano Water District and OC Parks.
Lake Mission Viejo is a reservoir created for recreation in Mission Viejo, Orange County, California. The reservoir is formed by an earthfill dam across the canyon of Oso Creek, which is part of the Trabuco Creek and San Juan Creek drainage basin. The lake is not fed by urban runoff; it is maintained so as to be safe for contact. The Lake Association owns and operates the Lake facilities which include approximately 124 surface acres of water and 50 acres of land, including Playa del Norte (North Beach) and Marina, Playa del Este (East Beach), parking facilities, Market on the Lake Dock and dam. Recreational facilities available for Lake Association members include the Lake, two large beaches and picnic areas, clubhouse rental, boat launching facility and shoreline fishing area.