Flash Flood in Nahal David גל ראשון בנחל דוד - March 1st, 2009. This beautiful canyon, located within the Ein Gedi Nature Reserve, has a relatively small drainage basin. Thus, constant rain falling in Ein Gedi area, triggers flash floods in this canyon. In ths video you'll be able to view the flash flood as it starts - painting the fresh water from Nahal David springs with a torrential muddy current, that flows towards the Dead Sea. A flash flood in Nahal (Wadi) David occured on March 1st, 2009.