| Facilities: Picnic facilities, including a picnic pavilion, as well as restrooms, are maintained at Waahila Ridge State Recreation Area. Reservations: Reservations are not needed or accepted for Waahila Ridge State Recreation Area. Best Time To Visit: Waahila Ridge State Recreation Area is open year round. Fees: Unknown Accessibility: Unknown Rules: Unknown Directions: Waahila Ridge State Recreation Area lies north of Honolulu and directly behind the northwestern corner of the University of Hawaii campus. It is accessible from Waialae Avenue via St. Louis Drive and Peter Street at the end of Ruth Place. | |