Microbiological Quality of Drinking Water in Shadegan Township, Iran

In this research, the villages with water supply systems under the supervision of the Water and Wastewater Company were studied. Turbidity, fecal coliform, Heterotrophic Plate Count (HPC) and freeresidual chlorine were analyzed. The measured turbidity and free residual chlorine in many of the villageswere less than drinking water guidelines. Heterotrophic Plate Count (HPC) and fecal coliforms tests in drinking water samples were positive. According to the results, it is found out that the water source used for drinking consumption must be fully treated properly and finally be chlorinated Water and Wastewater Company should have a proper consideration on safe drinking water supply