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Calix – our parent company – publishes a quarterly Newsletter detailing company’s achievements, current projects and R&D updates and people.

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January 18, 2024
ALKA-Mag+ Mg(OH)2: alternative to caustic soda for wastewater treatment – with IER’s Lufkin TX facility

A safe and cost-effective alternative to the use of sodium hydroxide [caustic soda, NaOH] for wastewater alkalinity and pH adjustment

January 06, 2024
Magnesium Hydroxide – the Most Powerful and the Most Gentle

This is a common discussion I’ve had over the years with wastewater operations folks that struggle to understand this reality. 

January 06, 2024
Introducing Gunnar Walter Delivery Specialist – Centralia WA

Before coming to work at IER Gunnar lived in San Francisco where he waited tables during the day, and in

September 07, 2023
Introducing Evan Mendoza Pasco Plant Manager

Before coming to IER Evan worked for Lamb Weston for 15 years as a Production Team Leader, where he worked

August 22, 2023
Magnesium Hydroxide for Improved Membrane Bioreactor Performance

Introduction The processes of treating wastewater have evolved dramatically since the Clean Water Act became law in 1974, resulting in

March 26, 2023
Video – Exploring the Reactivity of ALKA-Mag+ VS Competitors

Join Doug and John from IER (Inland Environmental Resources Inc.) as they explore the reactivity difference between two competing magnesium

March 21, 2023
Introducing Ryan Smith

Before joining IER, Ryan Smith ran his own construction company that focused on finishing carpentry in new homes until the

December 16, 2022
Properties of Magnesium Hydroxide for Wastewater Treatment – Wastewater Plants

Many wastewater operators consider themselves “zoologists”.  However, unlike at zoos, where the species being looked after are lions, tigers, and

December 16, 2022
Properties of Magnesium Hydroxide for Wastewater Treatment – Collection System

Once sewage enters the wastewater collection system, its chemical properties can change depending on numerous factors, the most dominant being

December 14, 2022
Properties of Magnesium Hydroxide for Wastewater Treatment – Pretreatment

Significant industrial users (SIUs) are regulated industries within a municipality or sewer district that discharge either:  1) a volume of

December 14, 2022
Properties of Magnesium Hydroxide for Wastewater Treatment – Series of Articles

Various forms of antacids have been used to calm upset stomachs for decades, and the benefits of magnesium hydroxide for

November 07, 2022
Magnesium Hydroxide Feed Reliability – How Low Can You Go?

Anyone who has ever worked with a thick, slurry product like magnesium hydroxide knows that the biggest challenge is to

November 03, 2022
pH and Alkalinity: What Are They & Why Do They Need to Be Controlled?

As pH and Alkalinity are two parameters that are commonly monitored and controlled in wastewater treatment, this article serves to

November 03, 2022
Introducing Theresa Kelley

Prior to working at IER, Theresa was an administrative assistant and bookkeeper in the Skagit Valley area just north of

High quality products | Proactive customer service

Based in Spokane, Washington, IER primarily services the Pacific Northwest and the Midwest with plant locations in Sioux City, Iowa; Muscatine, Iowa; Lufkin, Texas; Centralia, Washington and Pasco, Washington.

SUPPORTING WATERAID

Because we truly care about sanitation

Almost 2 billion people do not have a decent toilet or access to basic and safely managed sanitation. In many cases, faeces and urine end up untreated in the environment, contaminating it and threatening people’s health.

This is why IER supports WaterAid programs, to facilitate access to safe water, sanitation and hygiene in the world’s poorest and most marginalised communities.

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