Lake Keowee Real Estate News – Lake Keowee homes for sale – Lake Keowee News – Lake Keowee Waterfront property for sale – Lake Keowee Waterfront Real Estate for Rent – Lake Keowee – By Angelia Davis – The so-called Southwest effect got further validation Monday with a fresh set of numbers that shows the depth of the air carriers impact on both Greenville-Spartanburg International Airport and the regions economy….