Minimum

Maximum

Mean

Std. Dev.

Kurtosis

Skewness

Control sample

pH

6.57

7.33

6.81

0.24

1.14

1.31

6.51

Temperature (˚C)

25.00

27.30

25.70

0.78

0.11

0.96

24.10

EC (μS/cm)

804.40

2850.10

1771.76

743.25

−1.69

0.27

576.78

TSS (mg/L)

38.33

104.43

68.56

20.33

0.11

0.53

3.51

TDS (mg/L)

594.31

2010.93

1177.76

509.18

−1.45

0.45

381.40

Turbidity (NTU)

46.15

156.40

89.76

30.53

1.80

0.91

9.16

Chloride (mg/L)

15.40

38.48

25.69

7.38

−0.85

0.33

13.10

Sulphate (mg/L)

14.48

58.31

33.02

16.23

−1.43

0.49

17.90

Phosphate (mg/L)

0.04

10.78

4.56

3.64

−1.05

0.34

0.04

Nitrate (mg/L)

4.40

22.33

13.41

5.19

0.01

0.08

2.10