Parameter

Observed value (Vi)

Standard value (Si)

1/Si

Wi

Quality rating (Qi)

WiQi

Fluoride (mg/l)

0.6 ± 0.59

2

0.5

0.044

30

1.33

Iron (mg/l)

0.5 ± 0.87

2

0.5

0.044

25

1.11

Manganese (mg/l)

0.07 ± 1.75

0.1

10

0.89

70

62.00

Nitrate (mg/l)

224 ± 2.36

30

0.03

0.003

748

2.21

Sodium (mg/l)

79.3 ± 4.84

400

0.003

0.0002

19.8

0.004

Sodium absorption ratio

3.16 ± 5.27

8

0.13

0.01

39.5

0.44

Sulphates (mg/l)

27.8 ± 6.95

200

0.005

0.0004

13.9

0.006

Total dissolved solids (mg/l)

578 ± 24.7

2000

0.0005

0.00004

29.9

0.001

Bicarbonate (mg/l)

53.9 ± 3.31

92

0.01

0.001

58.6

0.06

Chloride (mg/l)

59.3 ± 8.49

600

0.002

0.0002

9.89

0.002

pH

6.93 ± 0.12

8.4

0.12

0.01

-5

-0.05

Σ11.30

Σ1.00

Σ67.10

K

0.088