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Sl.  No.

District

Type of water body

Area (ha)

1.

Thiruvananthapuram

Reservoir

Private ponds

panchayat ponds

Quarry ponds

Holy ponds

Village ponds

Irrigation tanks

FW tanks

2340

15.22

297.25

2.46

20.03

-

1.54

2.50

 

2.

Kollam

Reservoirs

Private ponds

Panchayat ponds

Quarry ponds

Village ponds

Holy ponds

Irrigation tanks

FW lakes

2590

205.18

62.93

137.93

 35.55

 24.96

150.26

440

 

3.

Pathnamthitta

Reservoirs

private ponds

Panchayat ponds

Quarry ponds

Village ponds

Holy ponds

Irrigation tanks

2505

44.03

43.28

24.93

-

3.97

15.48

 

4.

Idukki

Reservoirs

Private ponds

Panchayat ponds

Quarry ponds

Holy ponds

Irrigation tanks

FW lakes

18651

36.25

2.81

1.94

0.71

4.03

624

 

5.

Kottayam

Reservoirs

Private ponds

Panchayat ponds

Quarry ponds

Village ponds

Holy ponds

Irrigation tanks

-

385.16

19.05

13.44

0.40

25.53

19.07