Water is abundant on our planet: approximately two thirds of the earth’s surface is covered with it. Drinking and service water, however, is becoming...

Every wastewater treatment facility eventually faces the challenge of aging and deteriorating equipment, affecting operational efficiency. Drives struggle to keep up their power, skimmers...

By Rick Allen, BioLynceus, LLC  During my research for my new class “The Changing World of Pretreatment,” I ran across many new and inventive ways...

Ozone can be generated by exciting a flow of oxygen with sufficient electrical or optical energy. This will cause a certain amount of oxygen...

Municipalities must safely clean and maintain many miles of sewer line annually to eliminate blockages and prevent sanitary sewer overflows, which are regulated by...

Corrosion control of carbon steel heat exchange components is becoming increasingly more important as energy costs rise and the demand for environmentally friendly chemicals...

For industrial process facilities, membrane filtration is a valuable, commonly used means of filtering water and wastewater. The challenge is that membrane systems are...

Building on last month’s installment in this series, this article will detail the simulated cooling tower water experiment’s test procedure for both a scaling...

Given numerous variables when selecting an aeration blower system for wastewater applications, and equally numerous claims by technology providers, it is not surprising that...

Figure 3: On-Off Control Dissolved Oxygen Response (source: Meck, D., R. Odum, N. Wobbrock, Cornell University) In the final piece of this series, we detail...