Document Type : Research Paper
Abstract
It is the flowing water above the surface of the earth in the form of thin surface covers of water and it consists of surface flood water when the amount of rainfall exceeds the filtration capacity of the soil, so the water collects on the surface of the earth and small depressions and then begins to flow from it, but for short distances as it connects with each other to form the main river courses, Running water works to form the river channel that is supplied with water from the Tigris River, which supplies the Gharraf River with water, which in turn supplies all irrigation projects to eliminate water, whether the projects are syrian projects or by means and the accompanying difficulties, which negatively affects the agricultural reality and projects in the study area, it can be accepted The results of the tests and counting the water of the river Al-Gharraf is suitable for cultivation with a slight effect that may obtain the characteristics of the soil of the study area, and all the results fall within the permissible according to the Wasit Environment Directorate as shown in Table (2,3,4), after comparing the results with the international standard for the validity Irrigation Water.