the site is considered one of the earliest inhabited by humans in the Southwestern United States and Mexico. The breaching of the Garza Dam and incorporation of Lake Dallas into the Garza-Little Elm reservoir led to confusion concerning the lake's legal name. This was compounded by the Village of Garza renaming itself Lake Dallas. The federal government attempted to rename the lake as Lewisville Reservoir in 1960, only to reverse itself in 1961. The confusion persisted until the mid-1970s when the lake was officially designated Lewisville Lake. In 1991, the city of Denton installed a hydropower facility at Lewisville Dam. The single horizontal S-Shaped Kaplan unit can produce 2893 kilowatts, and is connected to the grid via the Brazos River Distribution Authority. Valentines Day weekend 2021 North Texas and much of the South East United States was hit by a polar vortex plunging temperatures in the DFW area to record lows in nearly 100 years with wind chills in the negative teens. On Tuesday 16 February 2021 large parts of the lake were frozen over. Local measurements taken in Little Elm recorded 2" thick ice at 150ft from shore with water depth approximately 11ft. Closer to shore ice exceeded 5". Lewisville Lake had never frozen prior to 2021, since the Garza-Little Elm dam being breached in 1957 to create the current Lewisville Lake. Recreation The lake is in the Dallas/Fort Worth Metroplex, so during the summer months, it can become extremely crowded. There are six marinas and three restaurants on the lake. Recreational boating is popular with boat tours and charters available from area businesses. Visitors looking for a more rowdy scene like to visit Party Cove. Centrally located on the lake, near Westlake Park, is the place where boats tie up to one another, listen to music and consume alcoholic beverages. In 2005, at the first large scale bass fishing tournament at Lewisville Lake, Kevin VanDam took home 1st place and a check for $100,000. He also caught, at the time, the lake record bass at . The Woman's Bassmaster Tour's inaugural event was held in October 2005. The Tour returned in May 2006 and again in April 2008, with angler Kim Bain winning, taking home $51,000 in cash and prizes. Lewisville Lake Environmental Learning Area (LLELA) is a 2,600-acre nature preserve that is adjacent to the lake. It is used for hiking, camping, and other recreational activities. Dam