From BIOVIA:

Go down Waterridge Vista Dr
Trun left on Waterridge Circle
Turn left on Lusk Blvd
Turn right on Vista Sorrento Parkway
Take the 2nd right onto Calle Mar De Mariposa
Continue on Calle Mar De Mariposa past the school and the park will be in front of you.

Calle Mar De Mariposa & Calle Mejillones, San Diego, CA 92121