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NON-REVENUE WATER AND LEAKAGE DETECTION

By Dushyant Jindal, Co-Founder, Hitech Enviro Solutions Water is of paramount importance for the existence of life on planet Earth. It is essential for the survival itself as well as for most of the activities of human civilisations, be it manufacturing, agriculture, generating electricity or keeping and maintaining the health and wealth of the beings. Although the planet Earth’s surface is covered by nearly two thirds of water, there is not enough of it which can be accessed for the purpose of drinking, household activities or industrial activities. A large…

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THE NEW ASSET MANAGEMENT MANTRA – ONE CITY ONE OPERATOR

By K. Mohamed Shaffi, Chief Business Officer –O&M, VA Tech WABAG The desire for a cleaner Ganga has been subject of discussion for a long time and in 2011 the National Mission for Clean Ganga was formed, however the actions gained momentum in 2014 when the flag ship Namami Gange program was announced. The program was to drive two specific objectives, firstly to arrest large-scale pollution and secondly to rejuvenate the river Ganga. One big advantage of these policy missions is the associated benefits that come along like industrial effluent…

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THE WATER PARADOX

By Mohammed Naser Azeez, Managing Director, Aquality Water Solutions Pvt. Ltd Amongst the five essential elements considered as the basis for life, water is one of them. Life cannot be imagined without water. If there was no water, then the creation of the universe would not have been possible.The importance of it indicates with the historical fact that all great civilizations of the world developed near the water sources and all the ancient cities were located on the banks of rivers.  But today the value of water is again becoming…

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“NON- REVENUE WATER (NRW) AND LEAKAGE DETECTION”

Dr. Anil Kumar Mishra, Bacteriologist, Delhi Jal Board, Govt. Of NCT, Delhi Water is an essential and vital component of life support system. The grounds as well as surface water resources are being utilized for drinking, irrigation and industrial and other purposes. However, due to rapid growth of population, urbanization, industrialization and agriculture activities, water resources are under stress. There is growing concern on the deterioration of water quality due to geogenic and anthropogenic activities. According to news published in daily News Paper “Dainik Jagaran” dated 14-06-2018; 13491 Million Quesec…

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DHI: GANGTOK AND PORT BLAIR CASE STUDIES

By DHI India Case Study 1: DEVELOPMENT AND MACRO-CALIBRATION OF THE WATER DISTRIBUTION MODEL OF GANGTOK, INDIA, 2005 8 Location: Gangtok, Sikkim, India  Type of project: Development and macrocalibration of the detailed water distribution model of Gangtok including monitoring for flows and pressures 8 Client: Gangtok Water Supply and Sanitation Project GWSSP, Gangtok, India. The project was externally funded via KBR, Australia.  Description Gangtok lies on the west of the River Ranipool, in the foothills of Kanchenjunga, at an elevation of 1,700m (5,600 ft), the town is 21 km (13…

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JICA ASSISTED GUWAHATI WATER SUPPLY PROJECT

By Rohit Dembi, Head –Digital Engineering Services, NJS Engineers India Pvt. Limited Project Summary The water system for Guwahati, the largest city in the northeastern region of India, was originally built to harness the Brahmaputra River with a gravity-based distribution system. Unregulated development led to water supply problems, as well as high water pressure in 60% of the system. To improve water distribution and the quality of life for residents, NJS Engineers India was tasked with constructing or upgrading water infrastructure throughout the city, including 36 kilometers of transmission mains,…

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CASE STUDIES OF OUTBREAK OF JAUNDICE EPIDEMICS

By Harisaran Das Outbreak of Jaundice Epidemic in Shimla in 2016 Jaundice epidemic, a waterborne disease broke out in Shimla city and adjoining areas in Himachal Pradesh during January 2016 which lasted till March 2016. It had rattled public health systems in the hill city. The Hospital of Indira Gandhi Medical College (IGMC), Shimla, had witnessed 60-70 cases of Jaundice patients per day in midJanuary which reduced to around 10 by end of February 2016. Over 1200 cases and two deaths were registered, though unofficial estimates put the number of…

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HOW THERMAL POWER PLANTS CAN SAVE 80% OF WATER?

By Dr. Jagjit Singh Sehra, President, CST Associates In the last edition of EA Water, the author presented some on idea how much water is being wasted in the cooling towers of thermal power plants. It was also mentioned that if we save this water how farmers can earn Rs. 3,315 crores per year. In this article we will discuss, how we can convert the existing thermal power stations, to save 80% of the water. To understand the same first we need to understand how much water is evaporated in…

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WIRELESS WATER QUALITY MONITORING SYSTEM

By Piyu Dhaker, Applications Engineer, Analog Devices, North America. Introduction :-Several industries such as beverage production, pharmaceutical plants, waste water treatment plants, and so on, rely on water quality monitoring systems to measure and control important water quality indicators. Parameters defining physical, chemical, and biological characteristics of water can be used as water quality indicators. Examples include: 8 Physical: temperature and turbidity  Chemical: pH, oxidation reduction potential (ORP), conductivity, and dissolved oxygen  Biological: algae and bacteria The article focuses on chemical measurement parameters that have been historically indispensable and unreliable,…

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IMPLEMENTATION OF A PROFICIENCY TESTING FOR WATER SAMPLING AND IN-SITU ANALYSES

By Eric ZIEGLER, Boris CONSTANTIN, Abdelkader BOUBETRA, Anne TIRARD Abstract:-  Since 2018, BIPEA has organized several proficiency tests for water sampling and insitu analyses.These proficiency tests require a very specificorganization, with especially all the participants being gathered at the same time at a defined place altogether. The proficiency test consists of routine in-situ analysis, such as pH, conductivity or dissolved oxygen, usually in three different locations and awater sampling exercise. According to the location, different type of water can be analysed: river, lake, water from a recreation complex, waste water…

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