Index

Quality

WQI-wet

%

WQI-dry

%

0 - 25

Excellent

10

50

1

5

26 - 50

Good

6

30

3

15

51 - 75

Poor

4

20

2

10

76 - 100

Very poor

0

0

0

0

>100

Unsuitable

0

0

14

70