Parameters

GR 1G

GR 2G

GR 3G

GR 4G

GR 5G

GR 6G

GR 7G

GR

PWD1

GR

PWD2

pH

6.24

6.53

6.27

6. 61

6. 66

6.81

8.55

7.30

7.34

EC (μs/cm)

1622

945

630

2420

2310

757

665

427

428

Temperature (˚C)

28.4

29.5

28.8

31.7

28.7

29.1

29.5

32.9

32.2

Colour (Hazen)

1

3

2.8

5

9.3

3.6

BDL

1

1

Turbidity (NTU)

0.5

2.5

1. 6

3.5

5.5

2.4

BDL

0.4

0.5

Total alkalinity (mg/l)

131.92

131.92

89.24

190.12

267.72

131.92

97

89.24

89.24

TDS (mg/l)

1150

661.5

447

1710

1560

537

472

303

304

Salinity (ppt)

0.476

0.281

0.190

0.731

0.690

0.228

0.200

0.129

0.130

Total Hardness (mg/l)

265.2

122.4

106.8

550.8

306

114.24

110.16

93.84

89.76

Calcium (mg/l)

73.44

40.8

29.38

122.4

48.96

27.74

32. 64

22.85

22.85

Magnesium(mg/l)

19.83

4.96

7.93

59.49

44.61

10.91

6.94

8.92

7.93

Iron (mg/l)

BDL

0.4

BDL

0.7

2.1

0.2

BDL

BDL

BDL

Manganese (mg/l)

0.01

BDL

BDL

0.01

BDL

BDL

BDL

BDL

BDL

Sodium (mg/l)

204.8

113.2

42.15

422.2

340

84

42.31

20.39

19.49

Potassium (mg/l)

8.5

8.5

3. 67

46

16

7. 6

13.24

2.83

2.82

Chloride (mg/l)

328.20

153.42

62.14

901.09

514.44

77.72

66. 62

29. 61

29. 61

Sulphate (mg/l)

146

43.2

27.96

242.4

95.2

4.88

20.72

2. 64

2.88

Nitrate-N (mg/l)

0.38

0.36

0.09

0.85

1.41

0.58

0.07

0.16

0.17

Phosphate-P (mg/l)

0.04

BDL

0.21

0.01

0.14

0.12

0.04

0.02

0.08

Total Coliform (MPN/100)

≥2400

≥2400

≥2400

≥2400

1100

≥2400

1100

460

460

Faecal coliform

≥2400

≥2400

≥2400

≥2400

210

1100

1100

210

240

E. coli

Present

Present

Present

Present

Present

Present

Present

Present

Present