Dewatering and Biosolids

The Borough of Phoenixville is a small municipality in southeastern Pennsylvania that rises to the challenges of being first. It was first in...

Look up the word “efficient” and you’ll find it defined as “producing desired results without wasting materials, time or energy.” That certainly describes...

The Chain & Rake Monster from JWC Environmental is a highly efficient, continuously raked bar screen for headworks, pump stations and storm...

Protecting downstream pump facilities requires operators to think strategically about their needs in order to identify the best solution for their specific...

Toward the end of the 1980s, Professor Kazuo Yamamoto from Tokyo University gave a lecture to a skeptical crowd. His topic? Immersed...

The Macon Water Authority (MWA) in Georgia recently completed about $51 million worth of long overdue rehab work on its two wastewater...

Durango, Colorado, is a historic Rocky Mountain town that saw its heyday during the silver mining boom of the late 1800s. Then,...

Wastewater grinder cutters wear over time. That’s the nature of a metal cutter that is exposed to constant abrasion and corrosion, but...

In conversations about clean energy and greenhouse gases, we hear a lot about solar, wind and nuclear, and a lot less about a...

Shelagh Connelly has some advice for biosolids producers: Stop hauling water. Connelly is president of RMI, a company in Holderness, New Hampshire, with 25...

The Grit King is only matched by the HeadCell in grit separation performance. Using structured flow patterns and extended retention time, the...

Processing wastewater solids is a critical part of operating a successful wastewater treatment plant. Digesters, sludge pumps, centrifuges, handling and driers all...

As part of the My Wisconsin Backyard series, Milwaukee PBS recently posted a video touring the Milwaukee Metropolitan Sewerage District.Lake Michigan, along...

WWTPs that treat wastewaster using an MBR, or membrane bioreactor, process often use centrifugal pumps. But this solution is flawed for a...

For many wastewater treatment plants FOG is an ever-present problem. The headworks is typically the first place that this grease hits. Even...

While scientists know that biosolids application can benefit the soil, they are still learning about the best ways to measure this. In...

Even where fine screens are installed in the headworks of wastewater treatment plants, some debris will always end up in the sludge....