Parameter

Nwata A

Nwata B

Nwata 3’

Egeyaro

Ochani

pH

4.54 ± 0.07

3.45 ± 0.08

5.34 ± 0.07

4.26 ± 0.14

3.46 ± 0.05

Cond (us/cm)

12 ± 2

20 ± 2

250 ± 2

158 ± 2

150 ± 2

(ppm)

5.27 ± 0.1

4.20 ± 0.3

8.90 ± 0.2

4.97 ± 0.2

5.67 ± 0.2

PO₄ (ppm)

41.60 ± 0.7

39.19 ± 0.4

53.80 ± 0.9

45.70 ± 0.9

38.63 ± 1.4

SO₄ (ppm)

32 ± 2

20 ± 2

38 ± 2

54 ± 2

75 ± 1

TPH (ppm)

9892.2 ± 9.7

7578.46 ± 6.8

98.04 ± 0.4

312.17 ± 2.0

1165.3 ± 1.2

PAH (ppm)

5.521 ± 0.01

4.155 ± 0.01

0.070 ± 0.002

0.131 ± 0.002

0.768 ± 0.003