Parameter

Observed value (Vi)

Standard value (Si)

1/Si

Wi

Quality rating (Qi)

WiQi

Fluoride (mg/l)

0.63 ± 0.59

2

0.5

0.044

31.5

1.40

Iron (mg/l)

0.15 ± 1.36

2

0.5

0.044

7.5

0.33

Manganese (mg/l)

0.01 ± 2.13

0.1

10

0.89

10

8.86

Nitrate (mg/l)

5.65 ± 2.85

30

0.03

0.003

18.8

0.06

Sodium (mg/l)

87.13 ± 5.83

400

0.003

0.0002

21.78

0.47

Sodium absorption ratio

3.41 ± 4.47

8

0.125

0.01

42.6

0.47

Sulphates (mg/l)

30.41 ± 6.52

200

0.005

0.0004

15.21

0.007

Total dissolved solids (mg/l)

602 ± 30.3

2000

0.0005

0.00004

30.1

0.001

Bicarbonate (mg/l)

50.6 ± 3.36

92

0.01

0.001

55

0.05

Chloride (mg/l)

58.57 ± 7.21

600

0.002

0.0002

9.76

0.001

pH

6.72 ± 0.32

8.4

0.12

0.01

-20

-0.21

Σ11.30

Σ1.00

Σ11.0

K

0.088