Sl No

Name of Reservoir

District

Area(Ha)

1

Neyyar

Thiruvananthapuam

1500

2

Peppara

Thiruvananthapuam

582

3

Aruvikkara

Thiruvananthapuam

258

4

Thenmala Dam (Kallada)

 Kollam

2590

5

Pamba

Pathanamthitta

570

6

Kakki

Pathanamthitta

1800

7

Maniyar

Pathanamthitta

110

8

Gani & Kallar Dam

Pathanamthitta

25

9

Ponmudi

Idukki

260

10

Idukki Arch Dam

Idukki

6160

11

Anayirankal Dam

Idukki

433

12

Gundala

Idukki

230

13

Mattupetty Dam

Idukki

324

14

Sengulam Dam

Idukki

33

15

Neriyamangalam

Idukki

413

16

Periyar Lake

Idukki

2890

17

Edamalayar Dam

Idukki

350

18

Kallarkutty Dam

Idukki

58

19

Munnar Headworkers Dam

Idukki

250

20

Kallar Division Dam

Idukki

220

21

Lower Periyar Dam

Idukki

150

22

Erattayar Dam

Idukki

200

23

Malankara Dam

Idukki

120

24

Mullaperiyar Dam

Idukki

400

25

Kulamavu Dam

Idukki

6160

26

Cheruthoni Dam

Idukki

27

Bhoothathankettu

Ernakulam

608

28

Peechi

Thrissur

1200

29

Vazhani

Thrissur

255

30

Sholayar

Thrissur

870

31

Peringalkuthu

Thrissur

280

32

Chimmini- Dam

Thrissur

1000

33

Poomala

Thrissur

75

34

Pathazhakunnu Dam

Thrissur

14

35

Asuram Kundu Dam

Thrissur

12

36

Malampuzha

Palakkad

2313

37

Mangalam

Palakkad

393

38

Meenkara

Palakkad

259

39

Chulliyar

Palakkad

159

40

Pothundi

Palakkad

363

41

Walayar

Palakkad

289

42

Parambikulam

Palakkad

2092

43

Thunakkadavu

Palakkad

283

44

Lakkidi

Palakkad

25

45

Kanjirappuzha

Palakkad

512

46

Cheramangalam

Palakkad

200

47

Tharampilli

Palakkad

244

48

Kuttiyadi

Kozhikkode

1052

49

Kakkayam

Kozhikkode

1070

50

Peruvannamuzhi

Kozhikkode

1050

51

Banasurasagar

Wayanad

1277

52

Korapuzha

Wayanad

1660

53

Pazhassi

Kannur

648

Total

44289