HAZARD DETERMINATION OF INDUSTRIAL WASTEWATER OF SHIRAZ INDUSTRIAL STATE FOR WATER RESOURCES

摘要

The present investigation deals with the study of hazards of industrial effluents in Iran. The study of the status of wastewater quality seems necessary because the wastewater is abundantly used for agriculture and recreational purposes. This study was carried out for the period of one year - 2008. For this purpose some chemical and physical parameters such as COD, pH, Nitrate and some heavy metals have been measured in the samples. The samples have been collected from external effluents of selected industries, and external effluent of wastewater of Shiraz Industrial State. According to limit thresholds of measured parameters in Iran, hazard of wastewater have been determined. The hazard of wastewater was severe according to achieved results. The water is not suitable even for irrigation.