S.No

Parameters

Descriptive scale

Score

Weightage

1)

Hardness (mg/l)

Good

3

20

Moderate

2

Poor

1

2)

TDS (mg/l)

Good

3

30

Moderate

2

Poor

1

3)

Calcium (mg/l)

Good

3

5

Moderate

2

Poor

1

4)

Alkalinity (mg/l)

Good

3

10

Moderate

2

Poor

1

5)

Chlorides (mg/l)

Good

3

5

Moderate

2

Poor

1

6)

Land use/Land cover

Land with scrub

3

30

Crop land

3

Fallow land

3

Scrub forest

2

Built up land

1

Water bodies

3

Land without scrub

3

Forest blank

2

Open forest

2