Castaic Lake recreation area is 9,000 acres .
Castaic Lake recreation area features many of your favorite water and outdoor Southern California activities such as fishing , boating , jet skiing , kayak rentals , swimming and mountain biking .
Castaic Lake recreation area is 9,000 acres and features many of your favorite water and outdoor Southern California activities such as fishing , boating , jet skiing , kayak rentals , swimming and mountain biking .