Though drinking water tends to be relatively clean compared with water that is being considered for other uses, it sometimes can contain contaminants. Air...

Water operators have long been stewards of an essential resource, and water infrastructure is a cornerstone of every prosperous economy. But today’s water systems...

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

In the past, Stallkamp has repeatedly implemented projects for sewage treatment plants and the wastewater industry. In addition to various sludge tanks, this also...

By Del Williams Contractors cleaning municipal sewer, storm, and sanitary lines face a host of challenges on the job. This can range from having to...

Aeration accounts for a 50 to 70 percent of a treatment plant’s power consumption, and in part 1 of this series, we examined the...

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...

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

Reverse osmosis (RO) systems offer power plant owners and operators a reliable and well-proven water treatment solution. However, designing and caring for an RO...

Today composite materials are used in wind energy, marine, construction, aerospace, military and defense, automotive, pipes, access covers, tanks and many more applications. Composites...