Parameters

Min. Value

Max. Value

Mean

Standard Error

Temperature (˚C)

24.25

30.50

27.44

1.394

pH

6.75

7.175

7.01

0.194

CO₂ (mg/L)

2.25

4.3

3.41

0.193

Nitrite (mg/L)

0.065

0.175

0.108

0.031

Total Hardness (mg/L)

29.075

42.65

35.59

1.087

Ammonia (mg/L)

0.975

1.925

1.36

0.112

Dissolved Oxygen (DO) (mg/L)

3.45

6.225

4.61

0.260

Biochemical Oxygen Demand (BOD) (mg/L)

2.955

6.135

4.63

0.121

Chemical Oxygen Demand (COD) (mg/L)

19.975

40.758

28.14

0.249

Chloride (mg/L)

1.695

4.785

3.34

0.125

Nickel (mg/L)

2.1617

4.205

3.44

0.458

Lead (mg/L)

0.7133

6.0167

2.84

0.440

Chromium (mg/L)

1.63

11.067

5.23

0.387

Cadmium (mg/L)

0.74

3.6067

2.12

0.396

Copper (mg/L)

0.942

10.363

4.84

0.683