From I-15, turn West onto Mira Mesa Blvd. Turn South onto Black Mountain Road. At third traffic light make a U-turn to go back North. Shortly on right there is the entrance to the Mira Mesa Aquatic Center. Follow until end of road and park in gravel next to the pool.

From south:

From I-15, turn West on Carol Canyon Road. Turn North onto Black Mountain Road. Turn right into Mira Mesa Aquatic Center. Follow until end of road and park in gravel next to pool.

The pool is called the Ned Baumer Aquatic Center. Which is part of the Miramar College facilities (shared use with the City of San Diego).