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Microbiological and Chemical Exposure Assessment Research

 

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The NEEAR Water Study is a multi-year research project evaluating the health effects of persons using recreational waters. EPA's Microbiological and Chemical Exposure Assessment Research program is responsible for the Water Quality component of this study.

The EMPACT Beaches Project - The objective of this study was to improve monitoring of recreational water for indicator levels (i.e., how many samples to collect, where and when the samples should be collected and how the data should be analyzed) to make public health protection for beach goers more effective.

EPA conducts research to measure, characterize and predict the exposure of humans to chemical and microbial hazards. This research provides information on environmental pathways which contaminants of public health concern are transported to populations at risk. Analytical quantitative methods are developed to accurately and specifically measure human risk factors associated with inhalation, ingestion and dermal pathways. Surveys and monitoring studies are carried out to determine the levels of hazardous chemicals and microbials in environmental matrices, and human populations are studied to determine significant exposure pathways, the levels of exposure and the sources of exposure factors. State-of-the-art analytical methods are used to measure organic and inorganic chemicals. Genomic and immuno-based methods, as well traditional cultural methods, are used to measure hazardous bacteria, viruses, fungi and protozoa. Molecular- and sero-epidemiological tools are used to assess human populations for evidence of exposure to environmental hazards. The Division conducts its multidiscipline research program with a broad skill mix of scientists that includes organic, inorganic and analytical chemists, bacteriologists, virologists, parasitologists, immunologists and molecular biologists.

Online Methods

Microbiological Methods
Bacteria, Viruses, Protozoans
Chemical Methods
Drinking Water

 

Microbiological and Chemical Exposure Research

EPA Microbiology | Exposure Research


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