Take transit to Dos Vientos Community Center. [map]
Walk through the park to any of the 3 trailheads. [map]
The nearest water and toilet are in the park.
Be aware that very few buses go to Dos Vientos during the day. [schedule] There is no sunday bus service to this area. Area buses accept cash and passes, which can be purchased on the bus. [Thousand Oaks Transit]