Table 5 Geo-accumulation index (Igeo), contamination factor (CF) and potential ecological risk index (PERI).
From: Toxic and heavy metals contamination assessment in soil and water to evaluate human health risk
Index | TMs | HMs | ||||||
---|---|---|---|---|---|---|---|---|
Cr | Mn | Cu | As | Cd | Ba | Hg | Pb | |
Igeo | 1.14 | 1.22 | 1.00 | 1.19 | 1.02 | 1.06 | 1.19 | 0.98 |
CF | 3.31 | 3.49 | 3.02 | 3.43 | 3.04 | 3.14 | 3.43 | 2.97 |
PERI | 6.618 | – | 15.095 | 34.280 | 152.15 | – | 137.12 | 14.835 |