Factors

Sub-factors

Class

Rating

Geology

Distance to Faults

<500 m

500 - 1000 m

1000 - 1500 m

1500 - 2000 m

2000 - 2500 m

2500 - 3000 m

3000 - 3500 m

3500 - 4000 m

4000 - 4500 m

>4500 m

10

9

8

7

6

5

4

3

2

1

Porosity of Rocks

High (>30%)

Uncertain (0% > 30%)

Moderate (15% - 30%)

Low (0% - 15%)

10

9

8

3

Distance to Seismic Areas

<10,000 m

10,000 - 20,000 m

20,000 - 30,000 m

30,000 - 40,000 m

40,000 - 50,000 m

50,000 - 60,000 m

60,000 - 70,000 m

70,000 - 80,000 m

80,000 - 90,000 m

>90,000 m

10

9

8

7

6

5

4

3

2

1

Distance to Caves

<500 m

500 - 1000 m

1000 - 1500 m

1500 - 2000 m

2000 - 2500 m

2500 - 3000 m

3000 - 3500 m

3500 - 4000 m

4000 - 4500 m

>4500 m

10

9

8

7

6

5

4

3

2

1

Pedology

Type of Soil

Histosols

Gleysols

Spodosols

Chernosols

Neosols

Nitosols

Cambisols

Planosols

Latosols

Argisols

10

9

8

7

6

5

4

3

2

1

Infiltration Rate (Factor K)

0.0549 - 0.0610

0.0488 - 0.0549

0.0427 - 0.0488

0.0366 - 0.0427

0.0305 - 0.0366

0.0244 - 0.0305

0.0183 - 0.0244

0.0122 - 0.0183

0.0061 - 0.0122

<0.0061

10

9

8

7

6

5

4

3

2

1