 After only about from the headwater, the Wekiva River is joined by Rock Springs Run, a spring-fed stream that originates from Rock Springs, a second-magnitude spring located about northwest of Wekiwa Springs.Rock Springs is situated inside Kelly Park, an Orange County park in Apopka.After leaving the county park, the stream enters the Wekiwa Springs State Park, meandering for a total length of before joining Wekiva River.