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In recent years, concerns have been raised that low concentrations of chemicals may alter the normal functions of the endocrine system, resulting in potentially significant adverse …
Available as an eBook only.This WERF sponsored research presents a preliminary screening process and ecological diagnostic approaches that could be used to help prioritize and …
Over the past twenty years, the knowledge and understanding of wastewater treatment has advanced extensively and moved away from empirically based approaches to a …
Purpose of this Primer: Based on research and experience acquired through this project and from related industries, WERF and the researchers recommend adopting a systematic, …
This international, comprehensive guide to modeling and simulation studies in activated sludge systems leads the reader through the entire modeling process - from building a …
Available as an eBook only.Today, more than eight million tons of biosolids are generated annually for land application nationwide. These biosolids contain beneficial plant …
Cyanide occurs in many industrial and municipal wastewaters and is often an expected constituent of typical treatment plant wastewater streams. However, a growing number of …
The U.S. Environmental Protection Agency (U.S. EPA) is pursuing a number of initiatives dealing with various aspects of the identification and management of substances that are …
The design of wastewater treatment plants with redundancy to assure a quality end product may be in conflict with efforts to assure effectiveness. Redundancy of major system …
This Report presents information on the current state of knowledge of the origins, occurrence, nature and effects of sewer solids for use by engineers, scientists, administrators …