Element | Igeo [COMBINED] | Igeo [ANCHAR] | Igeo [DAL] | Interpretation |
Al | −3.59 | −3.58 | −3.59 | Unpolluted (≤ 0) |
As | 2.93 | 3.14 | 2.76 | Moderately to highly polluted (≤3 but an char lake highly polluted(≤4) |
Cd | 0.61 | 0.44 | 0.74 | Unpolluted to moderately polluted (≤1) |
Co | −0.34 | −0.25 | −0.39 | Unpolluted (≤0) |
Cr | −0.17 | −0.06 | −0.23 | Unpolluted (≤0) |
Cu | 1.91 | 1.88 | 1.94 | Moderately polluted (≤2) |
Fe | −1.51 | −1.45 | −1.59 | Unpolluted (≤0) |
Mn | −1.06 | −0.89 | −1.16 | Unpolluted (≤0) |
Ni | −0.58 | −0.5 | −0.64 | Unpolluted (≤0) |
Pb | −0.86 | −1.03 | −0.75 | Unpolluted (≤0) |
Sn | 0.62 | 1.1 | 0.18 | Unpolluted to moderately polluted (≤1) But anchar lake moderately polluted (≤2) |
Zn | 3.19 | 3.31 | 3.11 | Highly polluted (≤4) |