Efektifitas Konsentrasi Koagulan Tawas Dan Lempung Alam Untuk Meningkatkan Ku…

This study aims to analyze the results of groundwater filtrasion systems in the village of Bangun Sari Kampar Kiri Hilir using the slow sand filter method. Analysis in this study was carried out based on physical and chemical parameters namely conductivity, pH, ferrous metal (Fe), color/level of turbidity of water, phosphate, nitrate and nitrite with variations in alum coagulant, clay and m…