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Wastewater sampling flowchart. Wastewater surveillance is the process of monitoring wastewater for contaminants. Amongst other uses, it can be used for biosurveillance, to detect the presence of pathogens in local populations, [ 1] and to detect the presence of psychoactive drugs. [ 2]
As health officials turn increasingly toward wastewater testing as a means of tracking the spread of H5N1 bird flu among U.S. dairy herds, some researchers are raising questions about the ...
Septic drain fields, also called leach fields or leach drains, are subsurface wastewater disposal facilities used to remove contaminants and impurities from the liquid that emerges after anaerobic digestion in a septic tank. Organic materials in the liquid are catabolized by a microbial ecosystem . A septic drain field, a septic tank, and ...
Onsite sewage facilities ( OSSF ), also called septic systems, are wastewater systems designed to treat and dispose of effluent on the same property that produces the wastewater, in areas not served by public sewage infrastructure. A septic tank and drainfield combination is a fairly common type of on-site sewage facility in the Western world.
"Wastewater surveillance isn't new. It's been used since the 1960s for polio surveillance," Dr. Amy Kirby, leader of the National Wastewater Surveillance System, said.
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Wastewater-based epidemiology (or wastewater-based surveillance or sewage chemical-information mining) analyzes wastewater to determine the consumption of, or exposure to, chemicals or pathogens in a population. This is achieved by measuring chemical or biomarkers in wastewater generated by the people contributing to a sewage treatment plant ...
The U.S. state of Texas is divided into 254 counties, more than any other U.S. state. [ 1] While only about 20% of Texas counties are generally located within the Houston—Dallas—San Antonio—Austin areas, they serve a majority of the state's population with approximately 22,000,000 inhabitants. Texas was originally divided into ...