List of dams and reservoirs in Kerala

There are 81 dams in Kerala.[1] Of the 81 dams, the Kerala State Electricity Board owns 59 dams which form 45 reservoirs, the Kerala Irrigation Department owns 20 dams which form 20 reservoirs and the Kerala Water Authority vests the control of 2 dams with 2 reservoirs. Three dams - Munnar Headworks Dam, Lower Periyar Dam, and Maniyar Dam - have no drainage area across the river.

The Idukki Dam and Idamalayar Dams hold 48 percent of the total storage capacity combined of all dams in Kerala. There are multiple dams in 3 reservoirs - Gavi Dam, Kakki Dam, and Idukki Dam. In addition, there are 10 large barrages also in the state. Out of the 81 dams 37 reservoirs are used for hydroelectric power, 27 reservoirs are used for irrigation and 9 reservoirs are used for both hydroelectric power and irrigation.

District Wise
District/City Number of Dams
Thiruvananthapuram 3
Kollam 1
Pathanamthitta 11
Idukki 20
Ernakulam 2
Thrissur 6
Palakkad 15
Wayanad 2
Kozhikode 2
Kannur 1
Total 63[2]
Number Name River Area (km2) District Owner Completed Type Full Reservoir Level (FRL) in Meters Number of Shutters Co-ordinate Altitude (m)
1. Malampuzha Dam Bharathapuzha River 23.13 Palakkad Kerala Irrigation Department 1955 115.06 4 10°50′N 76°41′E / 10.84°N 76.69°E / 10.84; 76.69 104
2. Mangalam Dam Bharathapuzha River 3.93 Palakkad Kerala Irrigation Department 1966 77.88 5 10°31′N 76°32′E / 10.51°N 76.54°E / 10.51; 76.54 72
3. Meenkara Dam Bharathapuzha River 2.59 Palakkad Kerala Irrigation Department 1960 156.36 10°37′N 76°48′E / 10.62°N 76.80°E / 10.62; 76.80 152
4. Chulliar Dam[3] Bharathapuzha River 1.59 Palakkad Kerala Irrigation Department 154.08 10°35′N 76°46′E / 10.59°N 76.77°E / 10.59; 76.77 143
5. Pothundi Dam Bharathapuzha River 3.63 Palakkad Kerala Irrigation Department 108.204 10°32′N 76°38′E / 10.54°N 76.63°E / 10.54; 76.63 93
6. Walayar Dam Bharathapuzha River 2.59 Palakkad Kerala Irrigation Department 203.00 10°50′N 76°52′E / 10.84°N 76.86°E / 10.84; 76.86 197
7. Siruvani Dam Siruvani River Palakkad Kerala Irrigation Department 1984 878.5 10°58′37″N 76°38′31″E / 10.977°N 76.642°E / 10.977; 76.642
8. Kanjirapuzha Dam Bharathapuzha River 5.12 Palakkad Kerala Irrigation Department 97.535 3 10°59′N 76°33′E / 10.98°N 76.55°E / 10.98; 76.55 90
9. Kanjhirapuzha baby Dam Bharathapuzha River 2.12 Palakkad Kerala Irrigation Department 36.523 2 10°59′32″N 76°33′49″E / 10.99221°N 76.56358°E / 10.99221; 76.56358
10. Parambikulam Dam Chalakkudy River 20.92 Palakkad 10°23′N 76°48′E / 10.39°N 76.8°E / 10.39; 76.8 545
11 Thunakkadavu Dam Chalakkudy River 2.83 Palakkad 10°25′59″N 76°47′02″E / 10.433°N 76.784°E / 10.433; 76.784 565
12. Peruvaaripallam Dam Chalakkudy River Palakkad 10°26′49″N 76°46′12″E / 10.447°N 76.77°E / 10.447; 76.77 565
13. Sholayar Dam Chalakkudy River 8.70 Thrissur Kerala State Electricity Board 1966 811.68m 10°17′N 76°45′E / 10.283°N 76.750°E / 10.283; 76.750
14. Peringalkuthu Dam Chalakkudy River 2.82 Thrissur Kerala State Electricity Board 1957 424m 10°18′59″N 76°37′59″E / 10.316517°N 76.633138°E / 10.316517; 76.633138
15. Thenmala Dam Kallada River 25.90 Kollam Kerala Irrigation Department 1986 09°57′0″N 77°4′20″E / 9.95000°N 77.07222°E / 9.95000; 77.07222
16. Aruvikkara Dam Karamana River 2.58 Thiruvananthapuram Kerala Water Authority 08°28′N 77°58′E / 8.467°N 77.967°E / 8.467; 77.967
17. Peechi Dam Karuvanoor River 12.63 Thrissur 10°32′N 76°23′E / 10.53°N 76.39°E / 10.53; 76.39 73
18. Vazhani Dam Keecheri River 2.55 Thrissur Kerala Irrigation Department 10°40′N 76°15′E / 10.667°N 76.250°E / 10.667; 76.250
19. Kuttiady Dam Kuttiady River 10.52 Kozhikode Kerala Irrigation Department 1993 44.41 11°36′0″N 75°49′27″E / 11.60000°N 75.82417°E / 11.60000; 75.82417
19. Neyyar Dam Neyyar River 15.00 Thiruvananthapuram Kerala Irrigation Department 84.75 08°32′N 77°08′E / 8.533°N 77.133°E / 8.533; 77.133
20. Pamba Dam Pamba River 90.88 Pathanamthitta Kerala State Electricity Board 986.3328 09°20′N 76°53′E / 9.333°N 76.883°E / 9.333; 76.883
21. Kakki Pamba River 17.6 Pathanamthitta Kerala State Electricity Board 981.456 9°17′N 77°15′E / 9.283°N 77.250°E / 9.283; 77.250 981m
22. Idukki Dam Periyar River 61.60 Idukki 09°48′N 76°53′E / 9.800°N 76.883°E / 9.800; 76.883 720
23. Ponmudi Dam Periyar River 2.60 Idukki 09°55′N 77°05′E / 9.917°N 77.083°E / 9.917; 77.083
24. Anayirankal Dam Periyar River 4.33 Idukki Kerala State Electricity Board 1967 10°0′N 77°0′E / 10.000°N 77.000°E / 10.000; 77.000
25. Kundala Dam Periyar River 2.30 Idukki 10°0′N 77°0′E / 10.000°N 77.000°E / 10.000; 77.000
26. Mattupatti Dam Periyar River 3.24 Idukki 10°05′N 77°05′E / 10.083°N 77.083°E / 10.083; 77.083
27. Sengulam Dam Periyar River 0.33 Idukki 10°00′N 77°05′E / 10.000°N 77.083°E / 10.000; 77.083
28. Neriamangalam Dam Periyar River 4.13 Ernakulam
29. Bhoothathankettu Dam Periyar River 6.08 Ernakulam
30. Periyar Lake Periyar River 28.90 Idukki 10°10′N 76°15′E / 10.167°N 76.250°E / 10.167; 76.250
31. Pazhassi Dam Valapattanam River 6.48 Kannur Kerala Irrigation Department 26.52
32. Peppara Dam Karamana River 5.82 Thiruvananthapuram Kerala Water Authority
33. Malankara Dam Muvattupuzha River 11.00 Idukki Kerala Irrigation Department 1994 42.00
34. Chimmony Dam Kurumali River 8.5067 Thrissur Kerala Irrigation Department 40.00 10°26′21″N 76°27′37″E / 10.4391°N 76.4604°E / 10.4391; 76.4604
35. Banasura Sagar Dam Kabini River Wayanad
36. Karapuzha Dam Karapuzha River Wayanad Kerala Irrigation Department
37. Mullaperiyar Dam Periyar River Idukki
38. Cheruthoni Dam Periyar River Idukki
39. Kulamavu Dam Periyar River Idukki
40. Erattayar Dam Erattayar Lake Idukki
41. Kakkayam Dam Kuttiyadi River 7.15 Kozhikode Kerala Irrigation Department
42. Asurankund Dam Chelakkara River Thrissur 10°41′08″N 76°17′44″E / 10.6855°N 76.2955°E / 10.6855; 76.2955
43. Maniyar Dam Kakkattar Pathanamthitta Kerala Irrigation Department 9°19′45″N 76°52′51″E / 9.329203°N 76.880749°E / 9.329203; 76.880749
44. Moozhiyar Dam Pamba Pathanamthitta Kerala State Electricity Board
45. Perunthenaruvi Weir Pamba Pathanamthitta Kerala State Electricity Board
46. Karikkayam Dam Kakkattar Pathanamthitta Energy Development Company Limited 7 9°20′07″N 76°53′57″E / 9.33528°N 76.89917°E / 9.33528; 76.89917
47. Allunkal Dam Kakkattar Pathanamthitta Energy Development Company Limited 5 9°20′15″N 76°56′50″E / 9.33750°N 76.94722°E / 9.33750; 76.94722
48. Kochu Pamba Weir Pamba Pathanamthitta Kerala State Electricity Board
49. Anathode Dam Pamba Pathanamthitta Kerala State Electricity Board
50. Veluthodu Dam Pamba Pathanamthitta Kerala State Electricity Board
51. Idamalayar Dam Periyar River 28.3 Ernakulam Kerala State Electricity Board 1985 169 10°13′16.0″N 76°42′18.4″E / 10.221111°N 76.705111°E / 10.221111; 76.705111
52. Kallarkutty Dam Muthirappuzha River 281.24 Idukki Kerala State Electricity Board 1961 456.6
53. Pambla Dam Periyar River Idukki 253
54. Munnar Headworks Dam Muthirapuzha River Idukki 1940
55. Moolathara Dam[4] River Palakkad Kerala Irrigation Department 1963 184.405
56. Thunakkadavu Dam Thunakadavu River Palakkad Kerala Irrigation Department 1965
57. Peruvaripallam Dam Peruvaripallam River Palakkad Kerala Irrigation Department 1971[5]
  1. ^ Bureau, Kerala (18 October 2021). "With dams brimming, Kerala sets up panel to regulate discharge". The Hindu. ISSN 0971-751X. Retrieved 19 October 2021. {{cite news}}: |last= has generic name (help)
  2. ^ "Bhoothathankettu dam water level dips, leaves residents in the lurch". The New Indian Express. 20 January 2020. Retrieved 17 June 2020.
  3. ^ "Chulliyar Dam, Palakkad - Timings, Boating, Best time to visit".
  4. ^ "Moolathara Barrage Trend | Irrigation Design and Research Board".
  5. ^ "Ownership of Dams Rests with kerala asserts chandy". The Hindu. 12 June 2014. Retrieved 17 June 2020.