Table 5 Contamination factors (CF) and modified contamination degree (mCd) of heavy metals in water samples
Location/site | Source | Contamination factor (CF) | mCd | ||||
|---|---|---|---|---|---|---|---|
Ni | Mn | Pb | Cd | Fe | |||
Edege-Mbeki | Well | 0.4 | 0.218 | 32.4 | 9.67 | 0.84 | 8.71 |
Mining pond | 5.1 | 0.248 | 35.8 | 8.33 | 6.99 | 11.29 | |
Mararaban-Edege (control) | Well | 1.6 | 0.24 | 12.2 | 13 | 0.61 | 5.53 |