Laboratory Analysis

Lovibond puts world-class turbidity expertise right in your hands. Ideal for field and environmental testing, the TB350 turbidimeter delivers reliable measurements for...

Problem: The City of San Luis Obispo wastewater treatment laboratory conducts over a dozen daily tests and was using paper bench sheets...

As phosphorus limits are becoming increasingly stringent in biological wastewater treatment processes, the number of treatment plants that are striving to achieve...

Because bacteria are responsible for the vast majority of treatment, the general success or failure of systems depends on maintaining adequate populations...

In today’s economic and social climate, federal and state agencies are tightening wastewater discharge permits and pushing clean-water facilities to adopt more...

Significant progress toward net-zero power consumption with solar energy only made the staff at the Town of Windsor Water Reclamation Facility in...

Derek Gormon never planned for a career in the clean-water industry. Still, he’s not surprised to find himself as the manager of...

Type 1701 filaments have highly similar morphology to Sphaerotilus filaments, and these two morphotypes could arguably be combined if the diameter value...

Type 0961 filaments are readily distinguishable at 1,000x oil immersion phase contrast as a light or transparent filament with rectangular cell shape,...

Engineers at the University of British Columbia have developed a new water treatment that removes PFAS from drinking water safely, efficiently and...

Tubifex worms are unique in that they are visible by the human eye as red or pink tinted worms and sometimes can...

Drinking water professionals are familiar with PFAS, but in many cases these synthetic chemicals have not been on wastewater treatment operators’ radar. That...

Historically referred to as Nocardia, Gram-positive branched filaments generally ranging from 0.8-1.2 µm in diameter with visible septa (cell walls) are a...

Bacteria that renders colistin, a “last resort” antibiotic, ineffective are lurking in southern California’s wastewater. While bacteria resistant to colistin have been...

Sponges are nonmoving invertebrates that have specialized cells for filtering water for food. Freshwater sponges filter out food such as bioplankton and...

Water mites are occasionally found in biological wastewater treatment processes with higher sludge retention time values (such as fixed-film systems) and represent...

The microorganism morphotype description for this month’s feature has been recognized as the Thiopedia morphotype by Dr. Michael Richard and Dr. David...