Article
Contribution of treated wastewater to the contamination of recreational river areas with Cryptosporidium spp. and Giardia duodenalis.
Water research - 1 Jul 2008
Castro-Hermida José Antonio, García-Presedo Ignacio, Almeida André, González-Warleta Marta, Correia Da Costa José Manuel, Mezo Mercedes
Abstract excerpt
Samples of the influent and final effluent from 12 wastewater treatment plants from Galicia (NW, Spain) were analyzed for the presence of Cryptosporidium spp. oocysts and Giardia duodenalis cysts. All of the plants discharge effluent to a hydrographic basin in which there are numerous recreational areas and fluvial beaches. The samples (25-50 liters) were collected in spring, summer, autumn and winter of 2007. A...
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