Table 7 Summary of the main loadings for each component.

From: Spatiotemporal variability of surface water quality in tropical agriculture-dominated catchments: insights from water quality indices

Parameters

Component

1

2

3

4

5

6

WT

0.012

−0.102

−0.011

−0.726

−0.272

−0.146

DO

−0.083

0.001

−0.241

0.742

−0.076

−0.185

Turbidity

−0.173

0.876

−0.032

−0.074

0.106

0.016

Chl-a

−0.100

0.794

0.023

−0.138

0.258

0.292

pH

−0.040

−0.243

−0.115

0.708

−0.054

0.012

EC

0.916

−0.072

0.092

−0.060

0.200

0.089

TDS

0.922

−0.083

0.099

−0.052

0.209

0.115

TH

0.160

−0.015

−0.045

0.016

0.807

−0.039

Na⁺

0.886

−0.091

−0.077

0.014

0.126

0.176

K⁺

0.727

0.190

0.105

−0.076

−0.065

0.325

NO₂⁻-N

0.148

0.052

−0.267

0.135

−0.264

0.539

NH₄⁺-N

0.166

0.009

0.252

−0.102

0.065

0.733

Cl⁻

0.876

−0.177

0.033

−0.026

0.073

−0.005

SO₄²⁻

0.439

0.246

0.046

0.242

0.547

−0.164

SRP

0.131

−0.042

0.877

−0.087

0.029

0.081

TP

0.097

0.219

0.769

−0.230

−0.101

−0.008

NO₃⁻-N

0.669

−0.107

0.235

−0.022

−0.372

−0.290

TN

0.527

0.375

0.318

−0.065

−0.352

−0.051

TSS

0.031

0.758

0.174

0.052

−0.254

−0.145

  1. Extraction Method: Principal Component Analysis. Rotation Method: Varimax with Kaiser Normalisation.
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