Parameter

Dry season

Wet season

Anova

Overall

F

P

Min - Max

Mean ± SD

Min - Max

Mean ± SD

Min - Max

Mean ± SD

Air temp (˚C)

25 - 28

26.45 ± 0.75

25 - 29.50

26.9 ± 1.48

1.108

0.301

25 - 29.50

26.68 ± 1.17

Water temp (˚C)

25.5 - 27.50

26.45 ± 0.64

25 - 29.0

26.68 ± 1.61

0.272

0.606

25 - 29.0

26.56 ± 1.21

App. Colour (Pt.CO.)

87.83 - 97.61

91.19 ± 2.51

86.32 - 93.47

90.19 ± 2.28

1.316

0.261

86.32 - 97.61

90.69 ± 2.41

True colour (Pt.CO.)

93.79 - 101.29

98.14 ± 2.60

94.29 - 101.39

99.06 ± 2.06

1.137

0.295

93.79 - 101.39

98.6 ± 2.35

Turbidity (NTU)

0.37 - 91.84

21.27 ± 22.46

3.63 - 88.57

21.49 ± 20.73

0.001

0.978

0.37 - 91.84

21.38 ± 21.24

TS (mg/L)

214 - 1398

970.4 ± 421.98

249 - 1801

1269.6 ± 499.51

3.141

0.087

214 - 1801

1120 ± 479.13

TSS(mg/L)

17 - 972

599.93 ± 394.71

16 - 1343

819.93 ± 447.43

2.039

0.164

16 - 1343

709.93 ± 429.39

pH

7.27 - 8.24

7.51 ± 0.25

7.1 - 7.78

7.39 ± 0.22

1.727

0.199

7.1 - 8.24

7.45 ± 0.24

Conductivity (µs/cm)

328.34 - 1546.98

617.41 ± 296.23

270.01 - 111.62

639.98 ± 218.37

0.056

0.814

270.01 - 1546.98

628.69 ± 255.95

TDS (mg/L)

197 - 928

370.47 ± 177.69

162 - 667

384.13 ± 131.01

0.057

0.812

162 - 928

377.3 ± 153.55

Hardness (CaCO3 mg/L)

57.108 - 177.30

114.53 ± 27.51

71.07 - 181.94

127.43 ± 27.43

1.655

0.209

57.108 - 181.94

120.98 ± 27.78

DO (mg/L)

1.2 - 7.0

3.95 ± 2.22

1.4 - 7.80

4.05 ± 2.05

0.018

0.896

1.2 - 7.80

4.00 ± 2.10

BOD (mg/L)

0.5 - 8.8

3.64 ± 2.60

0.4 - 7.50

2.73 ± 2.06

1.137

0.295

0.4 - 8.0

3.19 ± 2.35

Calcium (mg/L)

18.66 - 66.24

41.86 ± 10.75

23.26 - 70.08

46.56 ± 11.05

1.396

0.247

18.66 - 70.08

44.21 ± 10.98

Magnesium (mg/L)

0.28 - 11.44

4.71 ± 2.995

0.86 - 10.27

5.25 ± 3.05

0.249

0.622

0.28 - 11.44

4.98 ± 2.96

Sulphate (mg/L)

4.1 - 13.69

10.39 ± 2.47

8.16 - 15.17

11,382.23 ± 2.23

1.316

0.261

4.1 - 15.17

10.89 ± 2.37

Nitrate-nitrogen (mg/L)

3.67 - 16.09

11.29 ± 3.45

6.22 - 15.26

10.88 ± 2.80

0.136

0.715

3.67 - 16.09

11.09 ± 3.10

Cd (mg/L)

0.01 - 0.03

0.01 ± 0.06

0.006 - 0.02

0.02 ± 0.00

0.934

0.342

0.01 - 0.03

0.02 ± 0.01

As (mg/L)

0.01 - 0.02

0.01 ± 0.00

0.003 - 0.02

0.01 ± 0.01

0.009

0.927

0.00 - 0.02

0.01 ± 0.00

Fe (mg/L)

0.09 - 0.27

0.19 ± 0.02

0.104 - 0.31

0.22 ± 0.06

0.682

0.416

0.09 - 0.31

0.21 ± 0.06

Mn (mg/L)

0.04 - 0.10

0.06 ± 0.03

0.04 - 0.11

0.07 ± 0.29

0.615

0.440

0.04 - 0.11

0.07 ± 0.03

Pb (mg/L)

0.01 - 0.02

0.01 ± 0.00

0.01 - 0.03

0.018 ± 0.06

12.174

0.002

0.01 - 0.03

0.02 ± 0.01

THBC (cfu/ml)

310 - 68,100

20,202.67 ± 21,808.05

320 - 58,100

9958.67 ± 17,823.10

1.984

0.170

310 - 68,100

15,080.67 ± 20,250.67

TCBC (cfu/ml)

0 - 38,000

3305.33 ± 9754.45

0 - 24,100

3146.67 ± 7206.10

0.003

0.960

0 - 38,000

3226 ± 8426.70

THFC (sfu/ml)

0 - 31,000

4914.13 ± 10,462.54

0 - 390

220.67 ± 162.72

3.018

0.093

0 - 31,000

2567.4 ± 7652.12