Ca2+ (mg/l)

Mg2+ (mg/l)

HCO 3 (mg/l)

Cl (mg/l)

NO 3 (mg/l)

pH

EC (µS/cm)

F1

72

43.2

268.4

1.91

1.98

7.69

361

F2

72

43.2

231.8

0.7

0

7.6

323

F3

40

24

253.76

2.12

0.14

7.83

334

WHO (2004) Highest permissible limit

50

150

600

200

45

7 - 9.5

-