1. Water resource, utilization and development in southern India

2. Water resources of India Although India occupies only 3.29 million km2 geographical area, which forms 2.4% of the world’s land area, it supports over 15% of the world’s population. The population of India as on 1 March 2001 stood at 1,027,015,247 persons. Thus, India supports about 1/6th of world population, 1/50thof world’s land and 1/25th of world’s water resources. The total utilizable water resources of the country are assessed as 1086 km3.

3. Southern India

4. States : AndhraPradesh Karnataka Kerala Tamilnadu Pondicherry A& N Islands Lakshadweep Rivers: Godavari Krishna Cauveri Pennar

5. Irrigation projects constructed before 1950 AD states Name of the project Name of river on which constructed Period Area irrigated ( Mha) Andhra Pradesh Godavari Delta Godavari 1890 0.35 Madras Presidency Krishna Delta Project Krishna 1898 0.60

6. Irrigation projects constructed during first three five year plans

7. Andhra Pradesh: Name of the projectPlan & YearUltimate benefit ( Mha) Nagarjuna Sugar 1 st ( 1956)0.83 Tungabhadra high level2 nd ( 1958) 0.04 Pochampad3 rd ( 1963)0.27 Tamilnadu and Kerala: Name of the projectPlan & YearUltimate benefit ( Mha) Parambiklam Aliyar ( TN)2 nd ( 1958) 0.10 Kallada ( KE)3 rd ( 1962)0.11

8. Karnataka Name of the projectPlan & YearUltimate benefit ( Mha) Bhadra Reservoir1 st ( 1947) 0.10 Ghataprabha Stage -2 2 nd ( 1956) 0.05 Kabina Reservoir2 nd ( 1959) 0.05 Malaprabha 3 rd ( 1965) 0.21 Upper Krishna Stage-1 3 rd ( 1964) 0.41

9. Irrigation potential and utilization through Major and Medium Irrigation Projects StatesUltimate irrigation potential Benefit up to 1991-92 POT UTL Target for eighth plan ( 1992-97) POT UTL Andhra Pradesh 5000 3410.9 3214.3 419.0 208.0 Karnataka 25001497.5 1307.6 401.0 361.0 Kerala 1000669.5 148.0 148.0 Tamilnadu 15001470.8 1457.6 100.3 10.6 Pondicherry115 2.5 2.5 (Thousand hectares)

10. Irrigation potential and utilization through Minor Irrigation Schemes StatesUltimate irrigation potential Benefit up to 1991-92 POT UTL Target for eighth plan ( 1992-97) POT UTL Andhra Pradesh42002871.5 2649.2500 400 Karnataka21001449.8 1406.1220 200 Kerala1100 515.4 487.5100 85 Tamilnadu24002125.2 2119.6110 107 (Thousand hectares)

11. Gross and Net Cropped and Irrigated Area ( 1994-95 Provisional) Zone/ StateCultivated area N G Irrigated area N G % net irrigated area to net Cultivated area Andhra Pradesh10365 12783 3959 5185 38.2 Karnataka10419 120132325 2923 22.3 Kerala2239 3048 358 506 16.0 Tamilnadu5790 7026 2902 3588 50.1 Pondicherry27 46 23 36 85.2 A & N Islands38 46 NA NA NA Lakshadweep3 4 NA NA NA (Thousand hectares)

12. Net Area Irrigated by source ( 1994-95 Provisional) Zone/ StateCanalsTanksTube wells Other wells Other source s total net irrigated area Andhra Pradesh16066925988801833959 Karnataka9272493584553362325 Kerala1125376NA117358 Tamilnadu8446741851184152902 Pondicherry9NA14NA 23 A & N IslandsNA LakshadweepNA (Thousand hectares)