By Pablo Garcia, Sulzer As well as rock and soil, major tunneling projects involve the movement of large volumes of another important element: water. The...

Around 359 billion cubic meters of wastewater is produced globally each year. As well as municipal wastewater, a broad range of industrial processes produce...

An act that provided incentives, penalties, as well as funding for communities to clean their water, the Clean Water Act (CWA) was passed in...

Graf Creamery, a Midwestern butter and cream production plant, was experiencing issues with the fat and grease build-up in their holding cell retention pond....

Secondary wastewater treatment, specifically activated sludge treatment, can be broken down into a series of unit processes, each of which are linked to the...

Boiler feed water is thermally and chemically degassed to achieve oxygen-free water, a state which must be maintained throughout the steam cycle. The Electro-Chemical...

By Ann Börries, Weltec Biopower Following a public tender procedure, Weltec Biopower was awarded the contract for an anaerobic stage for the municipal sewage treatment...

PART 2/2 In part one of this article, we examined two common systems, one using compressible gasses, and the other using non-compressible liquids, that provide...

In part 1 of this series, we introduced a broad view of the use of online instrumentation for control of wastewater treatment aeration, which,...

Most municipalities are fully aware that preventing sewer overflows is a national enforcement priority for EPA, yet many struggle to stay compliant. Too often,...