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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 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
After a natural disaster, as far as water quality testing is concerned, there are widespread views on the best course of action to take and a variety of methods can be employed. The key basic water quality parameters that need to be addressed in an emergency are bacteriological indicators of fecal contamination, free chlorine residual, pH ...
Washington, D.C.: U.S. Environmental Protection Agency (EPA). 25 June 2015. Primer for Municipal Wastewater Treatment Systems (Report). EPA. 2004. EPA 832-R-04-001. Industrial Wastewater Treatment Technology Database EPA.
The United States Environmental Protection Agency (EPA) maintains and approves test methods, which are approved procedures for measuring the presence and concentration of physical, chemical and biological contaminants; evaluating properties, such as toxic properties, of chemical substances; or measuring the effects of substances under various conditions.
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 ...
Pages in category "Water supply and sanitation in Sri Lanka" The following 3 pages are in this category, out of 3 total. This list may not reflect recent changes .
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]