Cluster No.

Borewell Designation

(affected)

Borewell Nos.

Vari Factor

Parameters

Location/Direction

Remarks

1

1, 5, 40, 41, 42, 43, 47, 48, 49, 51, 52, 53, 54, 57, 58, 59, 60, 62, 67, 68, 71, 72 and 78

23

VF1

Na+ and Cl

Solid waste dump area, Recharge pond area and south-east and south-west parts of study area

Anthropogenic

2

7, 8, 9, 10, 13, 44 and 45

7

VF1

Na+ and Cl

Solid waste dump area, Recharge pond area and south-west parts of study area

Anthropogenic

1

14 and 15

2

VF2

and Mg2+

Solid waste dump area

Anthropogenic and Geogenic

2

11

1

VF2

and Mg2+

Recharge pond area

Anthropogenic and Geogenic

3

19, 20, 21, 27, 28, 32, 36, 38 and 46

9

VF2

and Mg2+

North-west and south-west parts of study area

Geogenic

1

63, 69 and 70

3

VF3

K+

South-east parts of study area

Geogenic

3

17, 50, 55 and 85

4

VF3

K+

North-east and south-east parts of study area

Geogenic

3

64, 75, 76, 81 and 82

5

VF4

South-East parts of study area

Geogenic

3

24 and 35

2

VF5

TH and Ca2+

North-west and south-west parts of study area

Hardness and Geogenic