Lake Keowee Real Estate News, Lake Keowee News, Lake Keowee homes for sale, Lake Keowee homes for rent, Lake, Keowee, News, Lake Keowee Real Estate – By Derek Kravitz – WASHINGTON – The average rate on the 30-year fixed mortgage jumped after standing pat for three straight weeks at record lows. But the rate staye below 4 percent for the 12th straight week, keeping home-buying and refinancing attractive for those who can qualify….