Table 1 Mean values and standard deviation of the variables studied (Min: minimum; Max: maximum; SD: standard deviation).

Chl a (mg/L)

0.0018

0.0046

0.0032

0.0009

0.0023

0.0050

0.0039

0.0008

Chl b (mg/L)

0.0001

0.0133

0.0023

0.0043

0.0001

0.0013

0.0007

0.0002

Chl c (mg/L)

0.0001

0.0118

0.0027

0.0037

0.0005

0.0027

0.0013

0.0005

Temp (C°)

29.20

29.90

29.58

0.20

28.80

29.50

29.08

0.19

pH

8.16

8.29

8.23

0.04

8.17

8.30

8.23

0.03

E.C. (uS/cm)

725.00

737.00

732.76

2.47

732.00

748.00

736.67

3.26

DO (mg/L)

6.10

7.42

6.81

0.44

6.33

7.41

6.88

0.36

Turbi (UNT)

4.70

6.60

5.73

0.59

4.70

6.30

5.49

0.55

TS (mg/L)

510.00

570.00

536.19

13.96

500.00

570.00

531.90

14.70

TDS (mg/L)

342.00

352.00

346.48

2.71

343.00

350.00

346.71

2.12

Alka (mg/L)

199.81

251.89

228.32

16.99

212.98

242.42

228.92

8.40

Cl⁻ (mg/L)

9.62

18.11

14.03

2.52

9.28

15.85

13.38

1.67

Hard (mg/L)

302.71

321.86

312.49

5.75

307.87

340.98

322.91

14.19

NO₃⁻ (mg/L)

0.31

36.72

11.64

13.55

0.35

28.97

7.16

9.31

NO₂⁻ (mg/L)

0.003

0.187

0.039

0.062

0.003

0.026

0.014

0.007

NH₃ (mg/L)

0.04

0.31

0.15

0.10

0.01

0.24

0.10

0.07

SO₄²⁻ (mg/L)

116.17

145.44

134.62

9.12

103.47

142.81

130.96

11.67

TP (mg/L)

0.01

0.14

0.05

0.06

0.00

0.02

0.01

0.01

As (mg/L)

0.138

0.263

0.192

0.035

0.006

0.185

0.129

0.059

Ba (mg/L)

0.094

0.099

0.097

0.002

0.094

0.106

0.098

0.003

Cd (mg/L)

0.005

0.019

0.008

0.005

0.005

0.008

0.006

0.001

Cu (mg/L)

0.004

0.021

0.012

0.004

0.004

0.019

0.012

0.004

Hg (mg/L)

0.000

0.862

0.148

0.299

0.000

0.057

0.019

0.017

Ni (mg/L)

0.001

0.013

0.007

0.003

0.002

0.013

0.007

0.003

Pb (mg/L)

0.048

0.950

0.400

0.387

0.049

0.931

0.609

0.337

Se (mg/L)

0.189

0.673

0.483

0.139

0.353

0.714

0.538

0.119

Zn (mg/L)

0.004

0.022

0.012

0.006

0.007

0.017

0.011

0.004