Total variable number

Number of failed variables

Numbers of total tests

Number of failed tests

F1

F2

F3

WQI

Class

Use as drinking water

FWQS, 2017

24

10 - 13

173

49 - 63

41.16 - 50.00

28.32 - 39.63

52.36 - 58.01

51.04 - 56.48

Marginal

WHO, 2011

21

9 - 12

148

26 - 43

42.85 - 57.14

17.56 - 29.05

94.67 - 98.33

33.74 - 38.71

Poor

Use for aquatic life

CCME

19

12 - 15

144

50 - 68

63.15 - 78.95

34.72 - 47.22

67.38 - 73.46

32.81 - 42.45

Poor