Irrigation Water Quality Index

The irrigation water quality in 26 villages in Bapatla municipality for their quality parameters and comprehensively arriving at a single water quality index. The irrigation water samples were collected manually from the bore wells which are approximately equally distributed all over 26 villages of Bapatla region. The samples were analyzed using standard procedures in the laboratory (APHA, 1985). The parameters analyzed during the analysis are pH, EC, Chlorides, Calcium, Mg, TDS, TH. The final output has been given in the thematic representation of irrigation water quality attributes using SURFER 7.0. for individual Water Quality Index. From the investigation, it is clearly evident that the groundwater of the area needs some degree of treatment before consumption. It is observed that some villages contain water quality very poor for irrigation purpose due to over salt accumulation. Necessary measures are to be taken to gain safe irrigation and drinking water to the people living in the villages. TH was found to be very high and high concentrations of chloride, calcium and Mg were found in some villages The water quality is good in moderately good in a few villages.Yalak