RESUMEN
Panchayat Raj Engineering Department (PRED), Government of Andhra Pradesh installed package water treatment plants on a trial basis, in some villages in Krishna district of Andhra Pradesh. These plants with a design capacity of 6000-12000 lph were supplied and erected by a firm in Hyderabad. These plants consist of three stage treatment comprising of pulverized quartz filter bed, activated carbon bed and micro filter unit followed by disinfection. At the request of PRED, comprehensive studies were carried on individual plants which includes a detailed appraisal of the performance of the individual components of the plant, infrastructure at the village level for routine O&M of the plants as also views of the community regarding their acceptability of the system. This paper presents the findings and conclusions of the performance evaluation study.