Editorial Articles

The aeration basins at West Point Treatment Plant in Seattle experienced periodic foaming caused by nocardiaform filamentous bacteria. Although the foaming problem did...

A waterfall near the entrance to the Easton (Pennsylvania) Wastewater Treatment Plant is the first thing people see when passing the plant on...

Officials at Central Arkansas Water decided in 2019 to get serious about leak detection. So they bought a dog. “Dogs can identify lots...

An economic downturn gave Paul Desrosiers his start in wastewater. At the time, a few decades ago, he thought his detour away from teaching...

In 2006 Chad Ziegler inherited a small water utility that had just changed from private to public ownership – and one with...

Andrew Wendell loves to keep track of data. That includes data about his own laboratory. Wendell is the senior chemist and quality assurance/quality...

The Lynchburg water utility was all set for two weeks of jam-packed field trips celebrating Earth Day and Arbor Day in 2020...

Non-invasive flowmeter a fit for large-diameter pipes Monitoring flows in large-diameter pipes is notoriously expensive. However, it is now possible to measure flows in...

Updated screening system reduces downstream clogging There’s a famous quote that states, “Don’t reinvent the wheel, just realign it.” That’s exactly what Parkson is doing...

Patterson Mfg. davit cranes New davit cranes are available from corrosive environment and safety experts Patterson Mfg. Give your operations a lift with...

Duperon announces new marketing manager Duperon Corp. announced the addition of Cynthia Camburn as marketing manager. With 20 years’ experience she is an...

Onsite system needed to accommodate winery/brewery in unique venue Problem: Spyglass Winery in Sunbury, Pennsylvania, planning an expansion including a brewery and restaurant, needed...

People/Awards The Washington County Service Authority earned the 2020 Virginia Optimization Program Gold Award from the Virginia Department of Health Office of Drinking Water, the...

WASTEWATER By Rick Lallish What part of a gravity belt thickener clears a path on the belt where the water falls freely through the...

Buildings/Structures Legacy Building Solutions Tension Fabric Buildings Combining rigid-frame engineering with the proven benefits of tension fabric membranes, Legacy Building Solutions offers fabric structures that...

Biogas-fueled combined heat and power systems are increasingly common at wastewater treatment facilities. Recent studies indicate that the United States has more than...

For years, drinking water and wastewater utilities have invested to provide quality services, protecting lakes and streams from pollution and delivering clean,...

Chlorine remains a widely used and highly effective disinfectant for wastewater. But how much chlorine is the right amount? What are the...

Two fairly recent events should have erased all doubt about whether cyberattacks are a serious threat to critical infrastructure, including water and...