Using Chemicals in Wastewater Treatment

Chemicals are commonly used in industrial wastewater treatment processes in many differentapplications. These include: Removing Solid Particles Neutralization – pH Adjustment Precipitation – Heavy Metals Removal – Nutrient Removal Demulsification – Fats, Oils, and Grease Removal Odor Control – Disinfection – Bacteria Destruction Sludge Treatment and Removal Defoamers 1- Removing Solid ParticlesParticles in wastewater can…

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Will You Be Ready for Your Next Pretreatment Compliance Inspection?

Pretreatment regulations require that the POTW (Publicly Owned Treatment Works) conduct annual inspections of industrial dischargers as part of their NPDES Permit.  Why is My Facility Being Inspected? The POTW’s NPDES Permit requires a minimum, one annual facility inspection.  This is referred to as a Compliance Inspection.  Most Pretreatment Inspectors will make an appointment for…

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How Clean does Clean have to be for Recycle Water Quality?

When contemplating wastewater recycling to be used for process waters there are many filtration technologies to consider. Common filtration technologies include microfiltration (MF), ultrafiltration (UF), nanofiltration (NF) and reverse osmosis (RO).  But how do you decide what level of filtration is necessary for your operations? One of the factors businesses must take into consideration is…

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Separation Anxiety

Having separation anxiety over poor performance with your oil water separator? Take a look at these tips to try and get your oil water separator effluent back into compliance. Some of the variables that can negatively impact the performance of your oil water separator include the following: Simple Tips for Fixing Problems and General Maintenance…

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Establishing a Water Sustainability Program 

In this age of global warming, severe droughts, and heightened environmental awareness, many companies are evaluating their production practices and establishing sustainability goals.  Industry increasingly views water as a key part of their sustainability program goals.  Many often consider water reduction as an easily achievable win.   Water reduction has been a key strategy for most…

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Protecting Our Nations’ Waters

The United States Environmental Protection Agency (EPA) Administrator Michael S. Regan and Canada’s Minister of Environment and Climate Change Steven Guilbeault have issued a statement to commemorate the 50th anniversary of the United States-Canada Great Lakes Water Quality Agreement. “Canada and the United States have a long history of collaboration on issues that significantly affect the…

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Sewer Sleuthing

A sewer is someplace to discharge wastewater and to convey the flow to a POTW (Publicly Owned Treatment Works) for treatment. The average person pays very little attention to the sewer system until odors become obvious, or flow backups into the streets, businesses, or homes. Unfortunately, many residents and businesses use the sewer for trash…

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Considerations Before Beginning Your Wastewater Project

1 Do You Know What Your Wastewater Needs are? Do you know what pollutants are in your wastewater and what pollutants need to be removed? What are the sources of the pollutants in your plant?  2 Does your design engineer have experience with your type of wastewater to achieve compliance? Doing business with a company…

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ELLIS INSIGHTS 10 World Water Day

Each year on March 22nd, the United Nations brings to our attention World Water Day.  World Water Day brings awareness to the world the importance to freshwater. It is estimated that nearly two billion people do not have access to safe drinking water.   We continually hear about Global Warming and how this continues to drive…

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Simple Customized Solutions

Just like all wastewaters are not the same, the solutions are not the same. The equipment also is not the same.  A wastewater solution is not just a piece of technology, it is a process, and in most applications the process needs to be customized.  Defining the goals and objectives to achieve compliance are critical…

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