Online Exclusives

Entry 240318Aerzen USA announces new company presidentAERZEN has appointed Kristen Grunza as the president of Aerzen USA Corp. Grunza brings over 25...

Associations representing water utilities, along with the chemical and manufacturing industries, have filed court challenges against the new federal rule to limit...

Back in 2013, employees in the planning and analysis division in the Hampton Roads Sanitation District came up with a bold idea:...

Problem: The Woodberry Super Station in Hillsborough County, Florida, pumps up to 17 mgd to the Falkenburg Advanced Wastewater Treatment Facility. The...

Scientists at UC Riverside, led by Professor Haizhou Liu, have discovered a chemical process that could help water providers comply with new...

Are you looking for a chemical feed pump that offers the communication protocols you want and delivers accurate and dependable chem dosing? Blue-White...

It’s hard to imagine extraordinarily complex systems. When you ride a bike, you likely aren’t thinking about the necessary interlocking of each...

NOAA National Weather Service forecasters at the Climate Prediction Center predict above-normal hurricane activity in the Atlantic basin this year. NOAA’s outlook for the...

Hazardous areas are a significant concern in wastewater treatment plants due to the presence of flammable gases and vapors. These areas pose...

Rather than spending time sourcing several pieces of equipment, consider purchasing a complete metering system. CHEM-FEED Engineered Skid Systems arrive fully assembled...

The rotary press from Fournier Industries uses two slowly rotating screens to create a 2-inch-wide channel that the sludge passes through as it...

Problem: Tybee Island, Georgia, has a steady population of approximately 3,000 residents. With approximately 1.7 million tourists visiting the island each year,...

Advanced gas detection equipment plays a vital role in safety, as it monitors potentially dangerous gases such as chlorine, sulfur dioxide, ammonia and...

Crews in Atlanta have repaired a crucial water main break that left a large part of the city without safe drinking water...

Phosphorus, primarily existing as phosphate, is a nutrient of concern for many wastewater operators. NPDES permitting has placed effluent phosphorus limits on...

Elbow connectors are now available for CHEM-FEED MD1 multi-diaphragm metering pumps. These connectors allow suction and discharge plumbing to be installed at...

Brewery wastewater mainly consists of two streams: residual substance from production and biological augmentation cleaning of fermentation and storage tanks as well as vat...

Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time, we...

It is recommended that rotating biological contactors be covered for outdoor operations. What is the reason for that recommendation?The answer to this...