Parameters

Classes

Recharge levels

Scores

Land use

Mosaic forest cultivations

Very high

10

Dense forest islands

high

8

Industrial crops

medium

6

Bare grounds, urban zones and water

Low

2

Soil types

Ferrasols

High

8

Petroplinthicferralsol

Medium

6

Gleysols

Medium to low

4

Sommitic cuirasses

Low

2

Slopes (%)

Classes of slopes

0 - 5%

High

8

5% - 10%

High to medium

6

10% - 15%

Low to medium

4

α > 15%

Low

2

Drainage density (Km/km2)

Classes of the drainage density

0 < Dd < 0.332

Very high

10

0.332 < Dd < 0.491

High

8

0.491 < Dd < 0.659

Low

5

0.659 < Dd < 1.128

Very low

2

Induced permeability (10−6 m/s)

Classes of the induced permeability

6.51 - 8.06

Very high

10

4.97 - 6.51

High

8

3.43 - 4.97

Medium

5

1.89 - 3.43

Low

2

Alteration thickness (m)

Classes of alteration thickness

3 - 10

Very high

10

10 - 30

High

8

30 - 50

Medium

5

50 - 70

Low

3.5

70 - 85

Very low

1