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1. MICROBIAL MYTHS Martin J. Allen, Ph.D
2008 Awwa Research Foundation. ALL RIGHTS RESERVED. No part of this presentation may be copied, reproduced or otherwise utilized without permission.
2. Presentation Outline Microbial Myths
Indicator Concept
Recommendations for Public Health Protection
6. Purposes of Water Treatment Remove or inactivate all human pathogens. i.e. protozoa, bacteria, viruses not to produce sterile water
Remove suspended particles, reduce organics that can from DBPs, reduce taste & odor, reduce color, etc.
Provide safe esthetically-pleasing drinking water
8. Common Indicators for Source Water and Drinking Water Total Coliforms
Fecal Coliforms
Escherichia coli
9. COLIFORM GENERA Escherichia - human and animal feces
Enterobacter - environment, feces
Klebsiella - environment, feces
Citrobacter - environment
Serratia - environment
13. Thats All Folks!