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HMs | AB | AG | AQ | AP | BZ | BB | FI | HL | JQ | KA | NB1 | NB2 | OG | AW | WA | WL |
Geoaccumulation index | ||||||||||||||||
As | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Cd | 0.76 | 0.74 | 0.46 | 0.90 | 0.00 | 0.42 | 0.74 | 1.30 | 0.66 | 1.10 | 0.71 | 0.76 | 0.42 | 1.19 | 1.31 | 1.36 |
Cr | 0.15 | 1.17 | 0.15 | 0.45 | −0.35 | 0.21 | 0.35 | 0.60 | 0.04 | 0.42 | 0.60 | 0.41 | 0.13 | 0.69 | 0.69 | 0.53 |
Hg | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Pb | −0.09 | −0.09 | −0.27 | 0.23 | −0.36 | 0.83 | −0.09 | 0.37 | −0.07 | 0.37 | 0.17 | 0.35 | −0.32 | 0.46 | 0.42 | −0.46 |
Mean | 0.16 | −0.104 | 0.07 | 0.33 | −0.14 | 0.29 | 0.20 | 0.45 | 0.13 | 0.34 | 0.29 | 0.30 | 0.05 | 0.47 | 0.48 | 0.29 |
Enrichment factor | ||||||||||||||||
As | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Cd | 3.60 | 3.50 | 2.60 | 4.61 | 1.00 | 2.50 | 3.50 | 6.52 | 3.50 | 5.40 | 4.90 | 3.60 | 2.50 | 6.00 | 6.90 | 7.40 |
Cr | 1.80 | 1.31 | 1.80 | 2.51 | 1.00 | 1.92 | 2.23 | 2.90 | 1.60 | 2.60 | 3.00 | 2.41 | 1.74 | 3.33 | 3.33 | 2.80 |
Hg | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Pb | 1.32 | 1.52 | 1.10 | 1.90 | 1.01 | 1.63 | 1.52 | 2.30 | 1.40 | 2.31 | 1.83 | 2.30 | 1.05 | 2.54 | 2.44 | 2.54 |
Mean | 5.70 | 5.10 | 4.60 | 7.49 | 2.20 | 4.72 | 6.03 | 9.80 | 5.40 | 8.46 | 8.30 | 6.50 | 4.50 | 9.80 | 10.68 | 10.71 |