ABSTRACT A survey of industrial pollution in Anambra state WFS carried out between February A990 and June 1997, The survey showed that Idemili, Onitsha and Nnewi Local Government Areas h3ve the greatest concentration of industries* Some of these industries.: discharqe their wastes into the environment with very little or no tre3tment. ~histochemical characteristics of rivers godo, Oji and Ebenebe Lake were determined, The concentrations of some water-quality-parameters vi7, dissolved oxygen (Do), biochemical oxygen demand (BOD), sylph t~, nitrate, chloride, conductivity ~ntf acid levels were studied. ~concentration level s of trace metals; K, Na, Ca, Mg, Mn, Ctl, Zn, Fe, PD, Ni, Cr, and Cd were also measured* A comparison of the results from the above analysis and the standards set by the World ~clash Organization, WHO, 3s highest desirable and maximum permissible levels for drinking water did not show any serious difference as to indicate pollution in these surf ace waters*
