Lake Sweetwater lost 4 feet 9 inches in 2014. On 31 Dec 2014 the lake level was 28 feet 4.2 inches below the spillway. Lake capacity is currently around 13%. Total rain from 1 Jan through 31 Dec 2014 was 15.92 inches.
The max depth of the lake when full is estimated to be about 45 feet so there might be 16.6 feet left in spots along the east half of the dam. The lowest level on record was 38.59 feet below the spillway at the end of July 2007, which amounted to 6 or 7 feet of water along the east half of the dam.
Monthly 2014 losses and rain follow.
Jan -3.96 inches (Rain 0.0")
Feb -1.8 inches (Rain 0.08")
Mar -4.8 inches (Rain 0.06")
Apr -5.28 inches (Rain 0.5")
May -4.2 inches (Rain 3.41")
Jun -4.8 inches (Rain 3.81")
Jul -7.2 inches (Rain 0.66")
Aug -9.96 inches (Rain 0.82")
Sep -3.96 inches (Rain 2.95")
Oct -7.68 inches (Rain 0.97")
Nov -1.32 inches (Rain 2.34")
Dec -2.4 inches (Rain 0.32")
The last time that the lake had a month end on the plus side was in Sep 2012. A one month gain has happened only three times since the summer of 2010.