| Sample Identity | pH | Conductivity (µS/cm) | THC (mg/kg) | TOC (%) | Ni (mg/kg) | Pb (mg/kg) | Cr (mg/kg) | Mg (mg/kg) | K (mg/kg) | Na (mg/kg) | Ca (mg/kg) |
| Swamp 1 | 3.10 | 8320.00 | 5.63 | 3.41 | 5.66 | 5.60 | 0.59 | 134.50 | 14.20 | 2389.00 | 4.20 |
| Swamp 2 | 3.50 | 9880.00 | 2.33 | 2.25 | 6.35 | 7.27 | 7.37 | 62.20 | 192.00 | 3528.00 | 18.90 |
| Sand 1 | 4.70 | 4320.00 | 5.50 | 0.12 | 1.04 | 0.41 | <0.001 | 315.00 | 10.00 | 625.70 | 82.10 |
| Sand 2 | 4.20 | 5650.00 | 7.84 | 0.21 | 1.19 | 1.78 | 44.87 | 306.10 | 11.90 | 351.60 | 1.60 |