نتایج جستجو برای: water sewage drainage

تعداد نتایج: 593035  

Journal: :Journal of environmental biology 2007
R Radha Krishnan K Dharmaraj B D Ranjitha Kumari

The drinking, borewell and sewage water in the Sanmugasikamani Nadar (S.N) street, Naivatti Nadar (N.N) street and Thiruthangal area of Sivakasi has been studied. The various constituents monitored include the physicochemical characters like pH, total solids, total dissolved solids, total suspended solids; chemical parameters like total alkalinity acidity free CO2, dissolved oxygen, total hardn...

2012

Since water resources of desert Naein City are very limited, a approach which saves water resources and meanwhile meets the needs of the greenspace for water is to use city’s sewage wastewater. Proper treatment of Naein’s sewage up to the standards required for green space uses may solve some of the problems of green space development of the city. The present paper closely examines available st...

2016
Jashbeer Singh Roy Lahari Saikia Mithu Medhi Dipak Tassa

BACKGROUND & OBJECTIVES Typhoid fever is a global health problem and is also endemic in India. An outbreak of fever occurred in January 2014 in Jorhat Town in Assam, India. Here we report the results of an investigation done to find out the aetiology and source of the outbreak. METHODS The affected areas were visited on January 23, 2014 by a team of Jorhat district Integrated Disease Surveill...

Journal: :health scope 0
mahdi farzadkia department of environmental health engineering, school of health, iran university of medical sciences, tehran, ir iran edris bazrafshan health promotion research center, zahedan university of medical sciences, zahedan, ir iran; health promotion research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-9153411120; +98-9122588677

background sewage sludge (biosolids) is a byproduct of wastewater treatment that accumulates in large quantities. effective stabilization and disinfection of sewage sludge prior to land application are necessary to not only protect human health, but also to induce the public its benefits and safety. currently, many wastewater treatment plants in iran dispose great amounts of untreated sewage sl...

Journal: :Journal of environmental biology 2009
M R Shakibaie K A Jalilzadeh S M Yamakanamardi

Transfer of antibiotic resistance genes among gram negative bacteria in sewage and lake water and easy access of these bacteria to the community are major environmental and public health concern. The aim of this study was to determine transfer of the antimicrobial resistance genes from resistant to susceptible gram negative bacteria in the sewage and lake water by conjugation process and to det...

Journal: :Applied and environmental microbiology 1989
D R Dahling R S Safferman B A Wright

Sewage treatment plant effluents were surveyed for viral contributions to gastroenteritis outbreaks in Puerto Rico. Of the 15 sewage treatment plants studied, all discharged their effluents upstream from water treatment plant intakes. No base-line data on the degree of viral challenge to these sewage treatment plants or the subsequent reduction of viruses before discharge existed. Enterovirus c...

Journal: :Minutes of the Proceedings of the Institution of Civil Engineers 1910

Journal: :Minutes of the Proceedings of the Institution of Civil Engineers 1910

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