Parameter and Unit

Jan-March

April-June

July-Sept

Oct-Dec

WHO Standard

pH

7.43 ± 0.21

7.50 ± 0.10

7.27 ± 0.15

7.33 ± 0.15

6.5 - 8.5

Turbidity NTU

88.60 ± 15.37

379.60 ± 85.43

356.36 ± 125.65

280.81 ± 87.19

5

Temperature ˚C

25.18 ± 1.27

25.54 ± 0.49

25.74 ± 1.02

25.58 ± 0.58

30

Conductivity ms/cm

312.15 ± 42.92

363.41 ± 31.91

331.33 ± 17.62

315.77 ± 51.69

1000

Total Dissolve Solids mg/L

218.51 ± 30.05

254.39 ± 22.34

231.93 ± 12.33

221.04 ± 36.18

1000

Ammonia (NH3) mg/L

0.75 ± 0.31

1.56 ± 0.05

1.55 ± 0.64

1.41 ± 0.51

0.5 (EU)

Nitrite ( NO 2 ) mg/L

0.37 ± 0.24

0.40 ± 0.14

0.50 ± 0.14

10.03 ± 8.34

3

Nitrate (NO3) mg/L

21.49 ± 5.05

20.33 ± 3.87

24.29 ± 5.47

16.88 ± 0.75

50

Chloride mg/L

21.67 ± 5.86

19.67 ± 3.06

16.33 ± 1.53

18.00 ± 2.65

250

Total Alkalinity mg/L

57.67 ± 1.53

60.00 ± 2.65

56.67 ± 6.66

58.33 ± 5.03

200

Total Hardness mg/L

86.67 ± 7.57

82.67 ± 3.51

88.67 ± 9.45

79.33 ± 15.63

500

Calcium Hardness mg/L

60.33 ± 4.73

53.33 ± 4.04

53.33 ± 6.51

59.00 ± 2.65

200

Magnesium Hardness mg/L

26.33 ± 2.89

29.33 ± 4.51

35.33 ± 15.04

20.33 ± 17.90

150

Calcium mg/L

24.13 ± 1.89

21.33 ± 1.62

21.33 ± 2.60

23.60 ± 1.05

200

Magnesium mg/L

7.00 ± 0.55

6.19 ± 0.47

6.19 ± 0.75

6.84 ± 0.31

150

Arsenic mg/L

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.01