• Organization: U.S. Environmental Protection Agency
• Updated: 2017-09-06

This study evaluated ultraviolet (UV) light emitting diodes (LEDs) emitting at 260 nm, 280 nm, and the combination of 260|280 nm together for their efficacy at inactivating Escherichia. coli, MS2...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2019-05-22

This data set describes changes in concentrations of somatic and F+ coliphages and adenovirus in freshwater under the influence of different biotic and abiotic factors. This dataset is...

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• Organization: State of California
• Updated: 2025-12-26T17:00:30.105533

__Data is from the California Department of Public Health (CDPH) Respiratory Virus Weekly Report.__ The report is updated each Friday. ...

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