January 05, 2011
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Water & Wastewater Newsletter January 05, 2011 |
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| This Week´s Featured News Stories |
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Wastewater treatment lowers pathogen levels
A recent study by a team of researchers at the University of Arizona has tracked the incident of pathogens in biosolids over a 19 year period in one major U.S. city. In the same study, the researchers also analyzed pathogen levels in biosolids at 18 wastewater treatment plants in the United States. Their analysis indicates pathogens levels have dropped since the implementation of federal regulations on treating sewage in 1993. These treatment guidelines have proven to be extremely effective with 94% to 99% of all pathogens in biosolids eliminated after wastewater treatment. “This ... |
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EPA Monitoring Shows South China Sea Not Polluted
The Environmental Protection Administration (EPA) of the Executive Yuan said the first successful marine water quality monitoring it conducted in the Spratly Islands in September 2010 showed that water quality at all monitoring points around Taiping Island and Central Reef are qualified with Taiwan’s A type standards of marine environmental quality, making it an unpolluted sea area. It is quite difficult to conduct marine water quality monitoring around Central Reef because of its low-lying terrain and the sampling operation in 2009 was not accomplished because of bad weather, noted ... |
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