Water Types

Samples

Percentage

Normal earth alkaline water with prevailing ${\text{HCO}}_3^{-}$ , ${\text{SO}}_4^{2-}$ or Cl⁻

6

60

Normal earth alkaline water with prevailing ${\text{HCO}}_3^{-}$

3

30

Alkaline water with prevailing ${\text{HCO}}_3^{-}$

1

10