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Sri Lanka is pockmarked with many irrigation dams, with its water resource distributed across nearly the entirety of the island for agricultural purposes via artificial canals and streams. Utilization of hydro resources for agricultural production dates back to the pre-Colonial era , with the current crop production now largely dependent on ...
The Polgolla Barrage (also erroneously known as the Polgolla Dam) is a barrage built across the Mahaweli River at Polgolla, in the Central Province of Sri Lanka.The main purpose of the barrage is to maintain the water level of Mahaweli river at a constant height to provide a uniform potential head at the intake to the underground tunnel which conveys water to Ukuwela powerplant.
The National Water Supply and Drainage Board (commonly abbreviated as NWSDB) is the National Organization responsible for the provision of safe drinking water and facilitating the provision of sanitation to the people in Sri Lanka. The organization had its beginning as a subdepartment under the Public Works Department for water supply and drainage.
Sri Lanka Muslim Congress: 12 January 2015 - 15 November 2019 Maithripala Sirisena: Mahinda Rajapaksa: Sri Lanka Podujana Peramuna: 22 November 2019 - 12 August 2020 Gotabaya Rajapaksa: Vasudeva Nanayakkara: Democratic Left Front: 12 August 2020 - Gotabaya Rajapaksa: Keheliya Rambukwella: Sri Lanka Podujana Peramuna: 23 May 2022 - 19 January ...
Sri Lanka Freedom Party: 23 April 2010 - 9 January 2015 Mahinda Rajapaksa: Ministry of Irrigation and Water Resources Management Duminda Dissanayake: Sri Lanka Freedom Party: 12 January 2015 - 22 March 2015 Maithripala Sirisena: Ministry of Irrigation and Water Resources Management Gamini Vijith Vijithamuni Soysa: Sri Lanka Freedom Party
The Biyagama Water Treatment Plant or BWTP is a water treatment facility located at the bank of Kelani River, in Biyagama, Sri Lanka. At a daily output capacity of 160,000,000 L / d (1,900,000 L/ ks ), it is the second largest water treatment facility in the country.
A catchment site within the system is referred to as a wewa (වැව) in Sinhala, and this term is translated into English as "tank". [7]These tanks are connected in a series, referred to as a cascade, so that an ephemeral waterflow can be used, stored for future use, or conveyed elsewhere. [7]
Water extraction (also known as water withdrawal, water abstraction, and water intake) is the process of taking water from any source, either temporarily or permanently, for flood control or to obtain water for, for example, irrigation. [1] [2] The extracted water could also be used as drinking water after suitable treatment.