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Table 6 Loading for varimax rotated factor matrix during summer and winter of six-factor model explaining 70.43% of the total variance for groundwater during summer season

From: Assessment of groundwater quality, toxicity and health risk in an industrial area using multivariate statistical methods

Parameters (summer)

VF 1

VF 2

VF 3

VF 4

VF 5

VF 6

Parameters (winter)

VF 1

VF 2

VF 3

VF 4

VF 5

VF 6

As

− 0.354

0.661

0.338

0.212

0.217

− 0.159

As

− 0.15

0.32

0.78

0.04

− 0.05

0.05

Ca2+

0.618

0.302

0.322

− 0.122

− 0.351

− 0.229

Ca2+

0.61

0.08

0.25

0.22

0.47

− 0.09

Cd

− 0.544

0.537

− 0.122

− 0.180

− 0.179

0.052

Cd

− 0.11

0.74

− 0.09

− 0.02

− 0.01

− 0.27

Cl−

0.669

0.359

0.254

− 0.009

− 0.058

0.078

Cl−

0.69

− 0.13

0.05

0.19

0.10

− 0.14

CO32−

0.675

0.226

− 0.238

− 0.110

0.137

0.236

CO3

0.69

− 0.08

− 0.03

− 0.33

− 0.02

− 0.29

Cr

− 0.353

0.784

0.001

− 0.201

− 0.023

0.019

Cr

0.08

0.03

− 0.10

0.83

0.15

0.11

Cu

− 0.179

0.144

− 0.152

0.760

− 0.280

− 0.120

Cu

− 0.19

0.51

0.16

− 0.04

− 0.02

0.19

EC

0.681

0.329

− 0.298

0.155

0.244

0.074

EC

0.79

− 0.09

0.07

0.11

− 0.17

0.05

F

− 0.091

− 0.035

0.703

− 0.011

− 0.358

0.334

F

− 0.03

− 0.06

− 0.10

0.13

0.89

− 0.09

HCO3−

0.787

0.170

− 0.093

− 0.124

0.016

0.030

HCO3−

0.67

− 0.09

− 0.16

− 0.20

0.25

− 0.21

K+

0.298

0.028

− 0.435

0.553

− 0.344

− 0.053

K+

0.14

− 0.13

0.74

0.00

− 0.07

− 0.24

Mg2+

0.456

0.247

− 0.002

0.272

− 0.073

0.492

Mg2+

0.68

− 0.09

0.06

0.42

− 0.23

0.17

Na+

0.371

0.102

0.248

− 0.052

0.265

− 0.621

Na+

0.31

0.07

0.51

− 0.33

0.35

0.19

Ni

− 0.198

0.441

0.158

0.510

0.393

− 0.225

Ni

0.00

0.81

0.46

− 0.07

− 0.02

0.04

NO3−

− 0.524

− 0.092

− 0.266

− 0.239

− 0.192

− 0.337

NO3−

− 0.61

0.11

0.20

0.19

0.21

− 0.18

Pb

− 0.606

0.469

− 0.129

− 0.065

− 0.037

0.168

Pb

− 0.03

0.95

− 0.04

− 0.05

− 0.01

0.05

pH

− 0.363

− 0.269

0.587

0.303

0.182

0.202

pH

− 0.14

− 0.07

− 0.07

0.10

− 0.08

0.87

SO42−

− 0.019

− 0.092

− 0.122

− 0.053

0.646

0.266

SO42−

0.04

0.28

− 0.31

− 0.51

− 0.12

0.47

TDS

0.870

0.293

0.202

− 0.122

− 0.082

− 0.143

TDS

0.87

0.03

0.22

0.00

0.40

− 0.04

Zn

− 0.386

0.781

− 0.117

− 0.182

− 0.038

0.132

Zn

− 0.04

0.94

− 0.03

0.08

0.02

− 0.01

Eigen value

5.108

3.043

1.754

1.608

1.337

1.247

Eigen value

4.68

3.47

1.9

1.58

1.47

1.12

Loading%

25.539

15.214

8.725

8.040

6.683

6.235

Loading%

23.38

17.33

9.52

7.89

7.35

5.58

Cumulative%

25.539

40.753

49.477

57.517

64.201

70.436

Cumulative%

23.38

40.71

50.23

58.12

65.47

71.06

  1. The level of significance in italics for ≤ 0.61 is 0.05
  2. The level of significance in italics for ≥ 0.61 is 0.01