Big Knife Lake   Be the first to submit input for Big Knife Lake. If you have info on Big Knife Lake, Horry County, South Carolina please submit it here to improve this web site.          These outdoors activities are available near Big Knife Lake.   Lakes Near Big Knife Lake: Graves Lake, Marion County, 7 miles away   Public Lands Near Big Knife Lake: Little Pee Dee State Park, South Carolina, 24 miles away Huntington Beach State Park, South Carolina, 28 miles away Myrtle Beach State Park, South Carolina, 29 miles away   Hotels Near Big Knife Lake: Sleep Inn Conway, Conway, 13 miles away Quality Inn Mullins, Mullins, 16 miles away Days Inn Conway - Myrtle Beach, Conway, 17 miles away Econo Lodge Conway, Conway, 17 miles away The Grove-The Inn on Harlee, Marion, 17 miles away