How to Control Activated Sludge with Online Sensors: Part 3 of...

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...

The Pursuit of a Green Carbon Steel Corrosion Inhibitor: Part 4...

In the conclusion to this series, we will examine the testing results for organic and combined corrosion inhibitors in both hard and soft water...

Solving the Phosphorus Issue

By Rob Martindale, Watson-Marlow Fluid Technology Group Chemical Support Systems Ltd. (CSS) has been established for thirty years as a Cheshire, United Kingdom-based electrical and...

Snack Attack Continues for Hungry Chopper Pumps

Chopper pumps routinely are tasked with handling difficult media, heavy loads, and tough conditions. If you want to compete in this sector of the...

How to Control Activated Sludge with Online Sensors: Part 1 of...

The goal for domestic wastewater treatment in the twenty-first century should be to have a minimal carbon footprint and to be 100 percent self-sustainable...

Energy-Efficient Aeration for the New Century

If energy-efficient Aeration is not your priority—even when it is well documented that Aeration accounts for a pretty staggering 50 to 70 percent of...

Grit Out, Power Up

By Soren Rasmussen, Landia A decade since it began, Cannington Bio Energy’s hive of activity is impressive—with volumes of waste arriving, waste being treated—and green...

Limiting SSOs With Superior Sewer Maintenance Tools and Techniques

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

Solving Sludge With the Sun

A newly-designed wastewater treatment plant is using an age-old source in a unique application for wastewater treatment. The plant in Sanford, Florida, and several other...

All-Terrain Sewer Stimulates Economy of Arkansas’s Newest City

In part 1 of this series, we introduced the E/One Sentry line of alarm panels, which is custom designed for use with E/One grinder...