Piper diagram can classify the chemical composition of groundwater from hydrochemical facies is a facies, which each have a composition of an important positive and negative anop differently.
piper diagram can classify the chemical composition of water in the form of water each facies hydrochemical facies which is a composition of positive and negative ions that are important differences.
Piper diagram can assortment of groundwater from chemical composition in terms of hydrochemical facies which water each facies have composition of steam อนบวก and remove the different.