Susceptibility of five strains of Cryptosporidium parvum oocysts to UV light [0.03%]
五株隐孢子虫卵囊对紫外线的敏感性研究
Jennifer L Clancy,Marilyn M Marshall,Thomas M Hargy et al.
Jennifer L Clancy et al.
Previous evaluations of the effect of ultraviolet (UV) light on Cryptosporidium parvum oocysts have been limited to a single strain-the Iowa strain. This study investigated the response of five strains of C. parvum to UV. A collimated beam ...
Effect of Filtration Conditions On Removal of Emerging waterborne pathogens [0.03%]
过滤条件对新兴水传病原菌去除效果的影响研究
Gregory W Harrington,Irene Xagoraraki,Prapakorn Assavasilavasukul et al.
Gregory W Harrington et al.
This study evaluated removal of live emerging waterborne pathogens by pilot-scale conventional treatment with alum coagulation, flocculation, sedimentation, and filtration. The microbes tested were Cryptosporidium parvum oocysts, Encephalit...
Overview of Monitoring Techniques for Evaluating Water Quality at Potable Reuse Treatment Facilities [0.03%]
饮用水再利用处理设施的水质评价监测技术综述
Jillian Vandegrift,Jennifer Hooper,Allegra da Silva et al.
Jillian Vandegrift et al.
Needless to say, the safety of treated water for potable reuse must be definitively ensured. Numerous methods are available for assessing water quality; it's important to understand their challenges and limitations. ...
Potential Public Health Impacts of Deteriorating Distribution System Infrastructure [0.03%]
不断老化的输配系统设施对公共卫生活带来的潜在影响
Deborah Vacs Renwick,Austin Heinrich,Richard Weisman et al.
Deborah Vacs Renwick et al.
Granular Activated Carbon Adsorption of Carcinogenic Volatile Organic Compounds at Low Influent Concentrations [0.03%]
低浓度挥发性有机致癌物的颗粒活性炭吸附性能研究
David M Kempisty,R Scott Summers,Gulizhaer Abulikemu et al.
David M Kempisty et al.
The effectiveness of granular activated carbon (GAC) for carcinogenic volatile organic compounds (cVOCs) has not been evaluated in the low- to sub- microgram per liter range. Rapid small scale column tests (RSSCTs) were employed to determin...
Soyoung Baek,Sung Hee Joo,Douglas Linne et al.
Soyoung Baek et al.
Phosphorus contamination is a global issue, and cost-effective remediation is sought for removing phosphorus from water. We applied a novel use of waste material called shotblast dust in a pilot-scale reactor to remove phosphorus from water...
The Impacts of Potassium Permanganate and Powdered Activated Carbon on Cyanotoxin Release [0.03%]
高锰酸钾和粉末活性炭对蓝藻细胞释放微囊藻毒素的影响研究
Nicholas R Dugan,Samantha Smith,Toby T Sanan
Nicholas R Dugan
Bench-scale trials were performed to: (1) Expose Microcystis aeruginosa cells to potassium permanganate doses of 1, 3 and 5 mg/L, at contact times of 15, 30 and 90 minutes, pH levels of 7 and 9, and turbidities of 0.1, 5 and 20 NTU; (2) Com...
Jonathan B Burkhardt,James A Goodrich,Jeff Szabo et al.
Jonathan B Burkhardt et al.
A 2016 incident that resulted in damage to a water storage tank's roof motivated pilot-scale experiments to be conducted to determine the impact of mesh on tank overflow capacity. A clean mesh installed near the outlet of an overflow system...
Regenerating an Arsenic Removal Iron-Bed Adsorptive Media System, Part 2: Performance and Cost [0.03%]
除砷铁床吸附剂系统的再生研究第二部分：性能及成本分析
Thomas J Sorg,Raymond Kolisz,Abraham S C Chen et al.
Thomas J Sorg et al.
Replacement of exhausted, adsorptive media used to remove arsenic from drinking water accounts for approximately 80% of total operational and maintenance costs of this commonly used small system technology. Results of three full-scale syste...