Table 2.

Correlation matrix of 13 variables computed from physical and chemical analyses data.

pHTECDOCaMgNaKSiClNO3SO4HCO3
pH−0.27−0.29−0.10−0.35−0.210.50−0.460.01−0.05−0.37−0.49−0.04
T0.05−0.300.100.03−0.210.090.050.080.400.100.09
EC−0.270.970.910.240.180.580.19−0.030.850.63
DO−0.25−0.19−0.410.24−0.21−0.190.08−0.33−0.29
Ca0.860.070.220.460.05−0.010.860.63
Mg0.160.110.680.28−0.050.720.60
Na−0.300.380.21−0.390.060.19
K−0.200.070.150.290.04
Si0.300.010.350.50
Cl0.380.00−0.25
NO3−0.01−0.23
SO40.64
HCO3
  • Values greater than 0.6 are in bold type.