Wastwater

Wast Water or Wastwater (/ˈwɒst wɔːtər/) is a lake located in Wasdale, a valley in the western part of the Lake District National Park, England. The lake is almost 3 miles (4.8 km) long and more than one-third mile (500 m) wide. It is a glacial lake, formed in a glacially 'over-deepened' valley. It is the deepest lake in England[2] at 258 feet (79 m). The surface of the lake is about 200 feet (60 m) above sea level, while its bottom is over 50 feet (15 m) below sea level. It is owned by the National Trust.