Evaluation of Water Quality in the Vicinity of Amudalavalasa, Srikakulam District, Andhra Pradesh.

摘要

ABSTRACT Physico – Chemical analysis of surface well and bore water samples from eight sampling stations in Amudalavalasa, Srikakulam Dt., A.P. has been carried out during different seasons for a period of one year (2011). The analysis consists of parameters such as pH, total dissolved solids, total hardness, fluoride, nitrate, sulphate, biological oxygen demand, sulphate, nitrate, TDS, DO, BOD, COD, fluoride and heavy metals- Al,Fe, Cr, Cu,Hg , Mn , Pb & Zn were carried out as per standard methods in those selected areas .The results indicate that values obtained for some parameters – fluoride, TDS,DO and E. coli were found above the prescribed limits. .