Abstract: Fifty years ago, Jeddah, on the Red Sea Coast of Saudi Arabia, was a very small city. In recent decades it has grown rapidly but the sewerage system has not. As a result, there is extensive on-site wastewater disposal, ...

Abstract: Seepage of wastewater from cesspools, and of leachate from green areas and parks, results in an annual groundwater rise of 0.5 m in Jeddah, Saudi Arabia. The rise causes several environmental and structural problems. A ...