Download Waterborne Pathogens by American Water Works Association PDF

By American Water Works Association

This operations guide offers details for water remedy operators approximately waterborne viral, bacterial, and parasitic pathogens. It describes each one kind of pathogen, the way it enters the water offer, its illnesses, and its therapy.

The guide offers operational techniques for tracking, sampling, and trying out; remedy and disinfection practices for every type of pathogens; and keep an eye on thoughts, together with cross-connection keep watch over, dead-end flushing, and hydrant flushing. contains waterborne ailment records.

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Improving Waterborne Disease Surveillance. In Drinking Water Regulation and Health. p. 25–44. W. Pontius, ed. New York: John Wiley & Sons. D. Juranek, O. W. G. L. D. J. R. L. Herwaldt. 1996. Cryptosporidiosis: An Outbreak Associated With Drinking Water Despite State-of-the-Art Treatment. Annals of Internal Medicine, 124(5):459. , and F. Bryan. 1980. Estimate of Cases of Foodborne and Waterborne Illness in Canada and the United States. Journal of Food Protection, 43:435. F. L. D. Juranek. 1992. Outbreaks of Waterborne-Disease in the United States, 1989–1990.

Multiple indicators may be needed. Enterococci, somatic and malespecific coliphages, and spores of Clostridium perfringens have been suggested as possible indicators that should be monitored in addition to coliform bacteria. While water quality monitoring can provide valuable information about contamination events, frequent engineering evaluations such as sanitary surveys are also needed to identify sources of contamination and warn of potential water system deficiencies. Most importantly, water system managers must take steps to correct water system deficiencies when they are identified.

New England Journal of Medicine, 331(22):1529. L. F. L. D. Juranek. 1996. Waterborne Disease: 1993 and 1994. Jour. AWWA, 88(3):66. D. Norton. 1995. Giardia and Cryptosporidium in Raw and Finished Water. Jour. AWWA, 87(9):54. A. F. J. L. Calderon. 2002. Surveillance for Waterborne-disease Outbreaks—United States, 1999–2000. Morbidity and Mortality Weekly Report, 51(SS-8):1–48. S. F. L. L. Herwaldt. 1998. Surveillance for Waterborne-disease Outbreaks— United States, 1995–1996. Morbidity and Mortality Weekly Report, 49(SS-04):1–35.

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