Lake Mission Viejo (LMVA) is a private, member-only facility and Orange County’s only fresh-water swimming lake. Athletes must be on the guest list and pay $2 in order to gain entry. TriLaVie & Swim Velocity host special swims and events here for registered participants only. The lake features a swim area, beach, boats and picnic areas. NO GLASS ALLOWED. Please follow all instructions of Lake Staff and Lifeguards. Thank you.