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Table  07   (Geo., Topography )
Gross Capacities of Major Reservoirs
( Except Mahaweli Reservoirs )
Geo07e
District Reservoir Gross Extent        Full Storage Depth     Gross Capacity  Dead Storage 
       Acre Ft Acre/Ft Acre/Ft
Ampara Namal Oya 3,700 36.0 37,500 4,000
Pallan Oya 3,400 55.0 93,000 2,250
Ambalan Oya 3,500 25.0 36,500 3,500
Ekgal Oya 2,200 33.0 23,500 1,200
Senanayaka Samudraya 120,000 110.0 770,000 -
Anuradhapura Mahakanadarawa 6,000 19.0 36,250 3,800
Mahawilachchiya 2,700 22.0 33,500 1,000
Nuwara Wewa 2,400 23.0 36,000 1,000
Tissa Wewa 970 19.3 3,500 255
Nachchaduwa 6,275 25.0 45,140 100
Huruluwewa 10,000 24.6 55,000 2,250
Padawiya 13,800 24.0 85,000 4,000
Wahalkada 2,000 28.5 43,000 -
Rajangana 17,500 35.0 81,600 4,500
Badulla Dambarawa 1,500 20.0 12,910 1,835
Kande Ela 2,250 27.5 1,762 60
Mapakada 1,355 27.0 7,700 180
Nagadeepa 4,425 40.0 27,100 1,500
Sorabora 2,000 16.4 16,800 150
Polonnaruwa Kaudulla 12,000 30.0 104,000 4,500
Minneriya 22,000 38.1 110,000 4,000
Giritale 7,500 42.7 18,600 500
Parakrama Samudraya 25,000 25.0 109,000 15,000
Batticaloa Navakiri 17,500 29.0 53,000 1,000
Rugam 9,752 15.6 18,600 -
Unnichchi 12,757 28.0 41,500 85
Vakaneri 8,900 19.2 13,500 -
Matale Dewahuwa 2,341 28.5 9,700 100
Hanbanthota Lunugamwehera 12,800 41.0 183,000 22,500
Muruthawela 3,230 49.0 38,875 3,200
Ridiyagama 6,310 17.0 21,750 1,600
Badagiriya 1,650 14.0 9,325 250
Weerawila 2,300 12.5 10,650 2,015
Debarawewa 1,050 8.0 700 65
Yodawewa 3,260 12.3 8,375 100
Tissawewa 3,000 15.6 3,516 35
Kurunegala Usgala Siyabalan 2,050 21.0 21,660 1,665
Palukadawala 2,025 27.3 7,700 15
Attaragallawa 1,036 15.5 3,680 510
Ambakolawewa 840 16.5 6,700 300
Kimbulwana 1,664 18.0 5,550 450
Batalagoda 6,030 12.8 4,840 150
Hakwatuna 5,060 27.0 19,700 3,000
Magalla 6,000 17.9 7,480 70
Monaragala Ethimale 1,000 16.0 5,500 450
Handapanagala 1,000 18.0 5,800 390
Muthukandiya 2,000 37.0 23,800 1,800
Puttalam Inginimitiya 5,236 22.0 58,833 4,250
Tabbowa 2,092 18.0 15,000 190
Trincomalee Mahadiul Wewa 1,390 19.0 16,400 800
Morawewa 4,000 28.0 31,000 1,700
Wanela 1,576 13.5 2,000 55
Kantale 13,850 38.7 114,000 -
Vendarsan 1,605 39.5 20,200 -
Vavuniya Pavattikulam 4,134 19.4 27,000 500
Mannar Giants Tank 24,438 11.5 31,500 0
© 2004, KRI (Kusaka Research Institute)
Source: 
Statistical Compendium on Natural Resources Management Sri Lanka 2000,
Ministry of Forestry & Environment 
Revised:  2003(y)/12(m)/01(d)
Chief Editor:
Dr. Milton Rajaratne (B.Com., M.Sc., Ph.D.)
     The former Head, Department of Management Studies
    University of Peradeniya, Sri Lanka.