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We pride ourselves in being a wastewater treatment partner

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IER takes pride in being a technically credible wastewater treatment company, not simply a magnesium hydroxide supplier.

We take pride in providing high-quality products, technical credibility in the applications of water, process water, and wastewater treatment, and proactive on-site technical service.

Owned by Calix, an Australian company with global operations, IER brings 20 years of experience working with plant engineers and operators to offer the most cost-effective solutions for their specific needs.

Read about how we used this technical credibility and proactive on-site technical service to help a wastewater treatment plant.

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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.

IER has a fleet of dedicated delivery trucks and dedicated delivery specialist ready to deliver magnesium hydroxide for your wastewater needs.

IER also has on a dedicated fleet of trial tanks and equipment available for you to use while you learn about the benefits of magnesium hydroxide in for your wastewater system.

Latest News

June 09, 2021
Magnesium Hydroxide’s Role in Sludge Compaction

Trying to determine how to improve wastewater sludge dewatering and compaction can be a very complicated process.  The root cause

July 24, 2024
IER News Issue 13 – August 2024

A Letter from Doug Kelley, President of IER Hi everyone! It’s already been half a year since our last newsletter

July 24, 2024
Benefits Beyond pH and Alkalinity

The use of magnesium hydroxide (Mg(OH)2) for pH & alkalinity control in wastewater has been well documented over the years,

SUPPORTING WATER FOR PEOPLE

No child should miss out on education because they lack safe water and sanitation.

This is why IER supports Water for People, to bring clean water, well managed bathrooms and hygiene education to schools – so kids can stay healthy, focus on learning, and build bright futures.

IER works cooperatively with our parent company, Calix Ltd. (www.calix.global), along with our customers, engineers, and partners worldwide, to extract the best understanding of every industrial situation in order to create a positive sustainable difference for the long-term.

Because there is only one Earth.

Mars is for quitters!

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