Distances from epicentre of the open dump (m)

Metals

Geoaccumulation Index (Igeo)

Pollution status

10

Cr

Pb

Zn

Mn

6.4

2.3

6.1

3.8

Very highly polluted

Moderately polluted

Very highly polluted

Moderately highly polluted

11

Cr

Pb

Zn

Mn

6.3

2.0

5.7

3.6

Very highly polluted

Moderately unpolluted

Very highly polluted

Moderately highly polluted

12

Cr

Pb

Zn

Mn

6.1

1.1

5.4

3.8

Very highly polluted

Moderately to unpolluted

Very highly polluted

Moderately highly polluted

13

Cr

Pb

Zn

Mn

5.9

0.3

4.6

3.5

Very highly polluted

Unpolluted

Highly polluted

Moderately highly polluted

14

Cr

Pb

Zn

Mn

5.4

−0.3

3.7

2.9

Very highly polluted

Background concentration

Moderately highly polluted

Moderately polluted


29

Cr

Pb

Zn

Mn

2.9

−0.6

2.1

1.7

Moderately polluted

Background concentration

Moderately polluted

Moderately unpolluted

59

Cr

Pb

Zn

Mn

2.7

−1.3

1.8

1.7

Moderately polluted

Background concentration

Moderately unpolluted

Moderately unpolluted

109

Cr

Pb

Zn

Mn

2.5

−0.5

1.4

1.4

Moderately polluted

Background concentration

Moderately unpolluted

Moderately unpolluted