Parameter

site 1

site 2

site 3

site 4

site 5

Permissible limit

Irrigation water

Drinking water

pH

8.50

7.22

7.64

7.15

7.18

6.5 - 8.4

6.5 - 8.5

EC (mS/cm)

2.20

4.73

2.27

2.47

2.48

<1.0

0.1 - 0.3

Sodium (meq/l)

2.91

25.95

11.03

10.23

10.16

1.0 - 3.0

-

Ca (meq/l)

22.0

9.00

2.00

4.60

5.00

1.0 - 3.0

75 - 200 (ppm)

Mg (meq/l)

4.00

20.00

2.00

9.60

10.00

1.0 - 3.0

30 - 100 (ppm)

k (meq/l)

1.79

0.06

0.09

0.02

0.02

1.0 - 10.0

-

CO3 (meq/l)

10.00

61.24

2.80

0.00

0.00

<1.0

-

HCO3 (meq/l)

0.00

0.00

7.20

8.00

7.40

<2.5

-

Cl (meq/l)

12.00

8.00

4.00

16.00

13.00

<2.0

250 - 1000 (ppm)

SO4 (meq/l)

8.70

0.00

1.12

0.45

0.78

<2.5

200 - 400 (ppm)

SAR (meq/l)

0.81

6.82

7.80

3.84

3.71

<3.00

-

RSC (meq/l)

0.00

32.24

6.00

0.00

0.00

<1.25

-