Spatial variation

Seasonal variation

Station A

Station B

Station C

Station D

Station E

Wet season

Dry season

APCA1

APCA2

BPCA1

BPCA 2

CPCA1

CPCA2

DPCA 1

DPCA 2

EPCA 1

EPCA 2

WSPAC 1

WSPCA 2

DSPCA1

DSPCA2

Eigenvalue

4.80

1.14

3.88

1.81

3.87

1.50

4.67

1.23

3.86

1.31

10.38

3.37

10.15

2.56

% variance

79.94

19.03

64.72

30.15

64.55

24.94

77.84

20.54

64.37

21.83

69.18

22.46

67.68

17.05

Cumulative variance

79.94

98.97

64.72

94.87

64.55

89.49

77.84

98.38

64.37

86.20

69.18

91.64

67.68

84.73

Air temp

−0.99

−0.38

−0.90

−0.44

−0.75

−0.11

−0.94

−0.41

−1.14

0.06

−1.37

−0.34

−1.16

−0.52

Water temp

−1.00

−0.38

−0.90

−0.44

−0.75

−0.11

−0.95

−0.42

−1.14

0.06

−1.37

−0.34

−1.16

−0.52

App. Colour

−0.82

−0.21

−0.74

−0.23

−0.71

−0.12

−0.80

−0.28

−0.49

0.01

−0.88

−0.04

−0.90

−0.09

True colour

−0.80

−0.18

−0.72

−0.21

−0.71

−0.11

−0.78

−0.26

−0.42

0.00

−0.82

−0.01

−0.87

−0.05

Turbidity

−1.04

−0.42

−0.93

−0.49

−0.76

−0.11

−0.93

−0.45

−1.22

0.07

−1.46

−0.39

−1.16

−0.57

TS

2.42

3.12

2.18

3.93

−0.01

−0.13

1.86

3.32

4.25

−2.56

5.84

5.53

1.98

5.36

TSS

1.27

2.06

1.21

2.66

−0.21

−0.14

0.77

2.44

1.85

−2.22

3.49

4.06

0.50

3.14

pH

−1.05

−0.43

−0.95

−0.51

−0.77

−0.11

−0.99

−0.46

−1.33

0.08

−1.52

−0.43

−1.24

−0.64

Conductivity

0.85

1.30

0.64

1.59

−0.43

−0.10

0.76

1.03

2.58

−0.49

2.29

2.03

1.21

3.01

TDS

0.08

0.60

0.00

0.74

−0.57

−0.11

0.06

0.42

0.99

−0.26

0.75

1.03

0.22

1.53

Hardness

−0.69

−0.12

−0.60

−0.05

−0.70

−0.12

−0.75

−0.22

−0.41

−0.03

−1.58

−0.47

−1.27

−0.69

DO

−1.06

−0.45

−0.96

−0.52

−0.77

−0.11

−1.00

−0.48

−1.34

0.08

−1.54

−0.45

−1.25

−0.67

BOD

−1.06

−0.45

−0.96

−0.52

−0.77

−0.11

−1.00

−0.47

−1.37

0.08

−1.55

−0.45

−1.25

−0.67

Calcium

−0.93

−0.33

−0.83

−0.35

−0.74

−0.12

−0.92

−0.38

−1.05

0.05

−1.26

−0.26

−1.09

−0.39

Magnesium

−1.05

−0.45

−0.96

−0.52

−0.77

−0.11

−0.99

−0.47

−1.36

0.07

−1.53

−0.45

−1.25

−0.68

Sulphate

−1.04

−0.43

−0.95

−0.50

−0.77

−0.11

−0.98

−0.45

−1.31

0.07

−1.50

−0.42

−1.23

−0.63

nitrate-nitrogen

−1.04

−0.42

−0.94

−0.49

−0.76

−0.11

−0.98

−0.46

−1.29

0.06

−1.58

−0.47

−1.27

−0.69

THBC

8.40

−1.92

7.52

−2.34

7.69

−1.56

8.51

−1.56

5.05

3.30

−1.58

−0.47

−1.27

−0.69

TCBC

−0.12

−0.13

−0.60

−0.54

2.44

4.89

0.54

−0.73

−1.41

0.09

−1.58

−0.46

−1.27

−0.69

THFC

−0.34

−0.38

0.42

−0.79

0.82

−1.36

−0.49

0.27

0.55

1.47

−1.58

−0.47

−1.27

−0.69