 The Wekiva is joined by Seminole County's Sweetwater Creek about from the headwater.The -long stream is merged by the outflow of Miami Springs, a third- magnitude spring, about before the confluence with Wekiva River.Beyond the creek, the eastern side of the river is protected by the Wekiva River Buffer Conservation Area, a protected seasonal wetlands of lush floodplain forest of hardwoods, ferns, and sabal palms along the Wekiva and Little Wekiva Rivers.