摘要：The present study has been made to evaluate the quality of underground water in Ariyalur district of Tamil Nadu. A total of 7 representative open well water samples were collected from different localities of Ariyalur district. The water quality parameters selected for physico-chemical analysis are pH, EC, TDS, TA, Hardness, Ca, Mg, Fe, NO3, NO2, F,SO4, PO4 and DO. The data was statistically analysed and correlation has been observed.
关键词：Open well water samples; Physico-chemical parameters
