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Product Basics

DO, BOD and COD: What is the Difference?

DO, BOD and COD: What is the Difference?

In my role working with the JMS Eco-AIR (Low Profile Cascade Aerator) at wastewater treatment plants, I have the opportunity to speak with operators about the quality of processed wastewater leaving their plants. Often we discuss the Dissolved Oxygen content
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Paddle Wheel Flocculator Maintenance

Paddle Wheel Flocculator Maintenance

You just don’t think about flocculator maintenance too often as flocculators are proven pieces of equipment and seem to run day in and day out for years, even decades.  Flocculators are, however, rotating equipment with moving parts both above and
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Screw Conveyor Basics: Screw Conveyor Fill Rate

Screw Conveyor Basics: Screw Conveyor Fill Rate

Screw conveyors are a standard means of conveyance in Water and Waste Water Treatment (W&WWT) plant applications. They are completely enclosed, have few moving parts, and have a relatively small cross-sectional area as opposed to belt conveyors which are typically
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Scum Pipe Basics: Does your scum pipe need an intermediate support?

Scum Pipe Basics: Does your scum pipe need an intermediate support?

A rotating scum pipe system typically extends the entire width of a basin. It is typically located at the far end of the basin, with flow towards the scum pipe, and supported at each end with an end bearing assembly
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Municipal Belt Conveyor Basics: Belt Conveyor Types and When to use Them

Municipal Belt Conveyor Basics: Belt Conveyor Types and When to use Them

When it comes to selecting and designing a belt conveyor system one of the key decisions made is the belt type and when to use that particular type. There are two main types of belt conveyors used in municipal water
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Scum Pipe Basics: How to Size a Scum Pipe System?

Scum Pipe Basics: How to Size a Scum Pipe System?

Constant and/or intermittent skimming and removal of floating scum from the surface of process basins has been a necessity in municipal water and wastewater treatment processes to remove this material from the water so it can continue downstream scum free.
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Aeration Basics: Why Does the Dissolved Oxygen Content of Wastewater Matter?

Aeration Basics: Why Does the Dissolved Oxygen Content of Wastewater Matter?

Today more wastewater treatment plants are facing tougher state and federal requirements including those issued by the National Pollution Discharge Elimination System (NPDES). Since inception, the implementation of NPDES regulations has been delegated to the individual state level. Permits for
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Grit Classifier Basics: What is a Grit Classifier?

Grit Classifier Basics: What is a Grit Classifier?

Grit Classifiers or also known as a grit screw, grit separator or grit classifier are used at wastewater plants at the headworks (front end of the plant) to help separate the grit from organics and water. Grit removal needs to be
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