Parameters | N | Undredged Mean ± SD | Dredged Mean ± SD | LASEPA Standard |
Temperature | 3 | 28.83 ± 0.15 | 28.80 ± 0.30 | 35 - 40 |
pH | 3 | 7.21 ± 0.08 | 7.40 ± 0.14 | 6.0 - 9.0 |
Conductivity | 3 | 0.26 ± 0.13 | 0.14 ± 0.06 | 0.1 µS/cm |
Nitrate | 3 | 2.34 ± 2.00 | 1.60 ± 2.19 | 250 mg/kgN |
Phosphate | 3 | 0.48 ± 0.41 | 0.37 ± 2.12 | 150 mg/kgp |
Sulphate | 3 | 7.67 ± 4.72 | 7.00 ± 9.64 | 300 mg/kgS |
Zinc | 3 | 0.59 ± 0.95 | 0.29 ± 0.49 | <1 |
Copper | 3 | 0.04 ± 0.44 | 0.02 ± 0.00 | NS |
Iron | 3 | 0.00 ± 0.02 | 0.00 ± 0.00 | 5 mg/kg Fe |
Manganese | 3 | 0.13 ± 0.16 | 0.36 ± 0.52 | NS |
Lead | 3 | 9.73 ± 6.45 | 9.68 ± 13.24 | 5.0 mg/kg |
Potassium | 3 | 0.02 ± 0.03 | 0.11 ± 0.11 | 725 mg/kg k |
Nickel | 3 | 0.02 ± 0.03 | 0.02 ± 0.03 | NS |
Moisture | 3 | 1.07 ± 0.22 | 0.15 ± 0.05 | 0.250 |
% Organic Carbon | 3 | 58.05 ± 1.11 | 59.39 ± 0.61 | NS |
% Organic Matter | 3 | 407.38 ± 533.23 | 100.95 ± 1.05 | >6 |