| Locations | Depths | Contamination Factor | Contamination status | ||||
| As | Cd | Zn | Cd | mCd | |||
| NFB | 0 - 20 | 0.46 | 7.84 | 0.32 | 9.70 | 1.39 | Nil to very Low |
|
| 20 - 40 | 0.57 | 6.64 | 0.26 | 8.20 | 1.17 | Nil to very Low |
|
| 40 - 80 | 0.25 | 2.50 | 0.17 | 3.49 | 0.50 | Nil to very Low |
| NSM | 0 - 20 | 0.24 | 5.14 | 0.17 | 6.36 | 0.91 | Nil to very Low |
|
| 20 - 40 | 0.28 | 2.65 | 0.28 | 3.78 | 0.54 | Nil to very Low |
|
| 40 - 80 | 0.16 | 1.36 | 0.16 | 1.97 | 0.28 | Nil to very Low |
| NPS | 0 - 20 | 0.18 | 1.12 | 0.13 | 1.93 | 0.28 | Nil to very Low |
|
| 20 - 40 | 0.15 | 0.66 | 0.10 | 1.31 | 0.19 | Nil to very Low |
|
| 40 - 80 | 0.04 | 0.16 | 0.05 | 0.48 | 0.07 | Nil to very Low |
| SFB | 0 - 20 | 0.13 | 2.10 | 0.16 | 2.81 | 0.40 | Nil to very Low |
|
| 20 - 40 | 0.08 | 1.34 | 0.10 | 1.94 | 0.28 | Nil to very Low |
|
| 40 - 80 | 0.03 | 0.65 | 0.06 | 0.87 | 0.12 | Nil to very Low |