Heavy Metal

Water (mg/L)

Sediment (mg/kg)

Before

After

Mean

Before

After

Mean

Cu

0.10

0.13

0.12

0.48

0.75

0.61

Zn

0.22

0.27

0.24

0.84

1.18

1.01

Pb

0.22

0.25

0.24

0.75

1.18

0.97

Cd

0.13

0.17

0.16

5.34

5.58

5.46