This book presents the latest findings and information on flash floods in Egypt and presents case studies from various regions throughout the country. The quantitative and qualitative dimensions of these flash floods are discussed on the basis of statistical analysis and field observations. The book covers a broad and diverse range of topics, including evaluation of drainage basins, early warning systems, flash flood investigations, hydrologic simulation, GIS and flash floods, environmental flash floods, hazard management, flash flood monitoring, assessment of flood risks, flash flood vulnerability and mitigation, management of flash floods, prediction and mitigation, and rainfall harvesting and utilization. The book offers a unique source of information on virtually all dimensions of flash floods in Egypt and their environmental impacts, and combines analysis, observations, and experts’ hands-on field experience. It also supports the assessment and management of flash floods in Egypt, a country currently facing many challenges in implementing sustainable development plans, mainly because of the severe water scarcity the arid country facing.