Santa Clarita Birthday Luau 19 Narcotics Anonymous San Fernando Valley Posted on July 8, 2017 by webservantJune 29, 2018 Santa Clarita Birthday Luau 19 3:00 pm – 7:00 pmAugust 18, 2018 William S Hart Park24151 Newhall AvenueNewhall, CA 91321Map William S Hart Park Google Calendar click here for more details.