[PDF] Top 20 MICROBIOLOGICAL QUALITY OF POTABLE WATER IN DEHRADUN CITY

... pollutant in the drinking water in developing countries are of biological ...annually in the developing countries. Of these, diarrheal diseases are the bigger ...6 of the ... See full document

... study in the Xochimilco wetland area was conducted, and 42 sites were randomly selected from 211, including irrigation water canals and effluents of treatment ...(2000–2001). Microbiological ... See full document

... hands of food handlers, insects and water. In relation to staphylococci, the same author reported that most of these bacteria are found near mucosal and skin surfaces, such as the nostrils, ... See full document

... the quality of drinking water intake are directly related to human ...health. In order to guarantee the safety and potability of drinking water, a series of steps ranging ... See full document

... focus of the present study was to examine the effect of canal bank filtration on the quality of water and the geological settings along the banks of canals at the shallow depth ... See full document

... the quality of water consumed by schoolchildren in the city of Uberaba, relying upon chemical analyzes to determine the levels of free-residual chlorine and levels ... See full document

... number of total coliforms determined in the water supply was below the maximum proposed by the legislation (Brasil, ...the water supply could be used to obtain potable water ... See full document

... concentration of suspended solids can be explained by the fact that Public Utilities Company Naissus takes the water samples from the canal, and not from the ...concentration of nitrites indicates ... See full document

... one of the main tributaries of the lower reaches of the Sinos River basin and receives a large part of the city's domestic waste, being recognized by its typical odor and its dark ...objective ... See full document

... out in two rivers used for public supply in the city of Erechim, located in the north of the state of Rio Grande do ...tributaries of the Tigre River and part ... See full document

... affecting microbiological quality of surface waters are discharges from sewage works and runoff from informal ...the microbiological quality of surface waters and faecal ... See full document

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... hospital water supply system is a gravity-fed system and has five spring catchments (S1, S2, S3, S4, and S5) located between 3,850 and 4,000 meters above sea ...is of about 1 L s -1 and the difference ... See full document

... irrigation water) failed to influence ...numbers of samples are low, these results suggest that the contamination rates for different vegetables may vary under identical growing conditions and that ... See full document

... control of Salmonella more difficult and subject to cost constraints. In the UK, improved practices in production and processing have led to a steady decline in the contamination rate, the ... See full document

... amount of freshwater in relation to national demands (Augusto et ...distribution in its regions (Tundisi, ...always water of good quality, due to inadequate treatment. ... See full document

... strength of gray cast irons is comparatively low and they are only to some extend sensitive for the surface waters ...exploited in particularly hard ...the quality of cast brake discs ... See full document

... esgoto in natura no córrego, entorno e bocas de lobo e galerias de águas pluviais (Vital et ...lançado in natura nos rios da capital diariamente (SNIS, ... See full document

... shortage in water sector during the last three decades due to natural and society factors, weakness of water awareness is one of these Society factors, so this study focused on the ... See full document