Criterion

Stage 1: Score

Stage 2: Standardisation

PP

PR

LC

P

PP

PR

LC

P

Proximity to pipeline (PP)

1

3

5

9

0.61

0.66

0.54

0.50

Proximity to river (PR)

1/3

1

3

5

0.20

0.22

0.32

0.28

Land cover (LC)

1/5

1/3

1

3

0.12

0.07

0.11

0.17

Population (P)

1/9

1/5

1/3

1

0.07

0.04

0.04

0.06

Total

1.64

4.53

9.33

18

1.00

1.00

1.00

1.00