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Table 4 Factor loading for selected trace metals in groundwater samples for wet and dry seasons

From: Evaluation of groundwater and surface water quality and human risk assessment for trace metals in human settlements around the Bosomtwe Crater Lake in Ghana

Variable Dry season Wet season
PC 1 PC 2 PC 3 PC 1 PC 2
Fe 0.492 −0.366 0.142 0.577 −0.005
Pb −0.144 −0.069 0.913 0.625 −0.083
Zn 0.635 0.285 −0.167 −0.125 0.643
Cr 0.366 0.672 0.329 0.000 0.713
Ni −0.447 0.574 −0.104 −0.511 −0.265
Eigenvalues 1.935 1.312 1.120 2.300 1.390
% of variance 38.701 26.232 22.395 45.998 27.801
Cumulative % 38.701 64.933 87.328 45.998 73.799