Summerville/Downtown Charleston/Columbia: Take I-26 To Summerville, Exit 199A. Travel 7 Miles South On Us-17A Through Summerville. The Ponds Is On The Right. From Mt. Pleasant: Take I-526/Mark Clark Exp West Exit 17B, Merge I-26 West Onto I-26 West Towards Columbia. Take Exit 199A, N. Main Street/Us-17A Summerville.