Water Quality At A Karstic Aquifer In The Region Of Tebessa, Northeast -Algeria-

The followed hydrochemical of the five sources showed the same chemical facies which is calcic to magnesian bicarbonated with predominance of the first facies; except the source of Ain Sari is composed of calcic chlorinated. The evolution of the contents of the chemical elements is due to the increase in the flow of the sources after the period of flood which demonstrates the effect of the behavior of the karst area.