Explore Applications
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Premier Magnesia is the pioneer when it comes to using magnesium hydroxide - Mg(OH)2 - to enhance water and wastewater treatment solutions. After 25 years of success with Thioguard in wastewater applications, MgWater expands the benefits of Mg to raw water and drinking water with Nutri-Mg++ and to dewatering and resource recovery with MgBalance.

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MgWater products are produced straight from the only magnesia mine in the Unites States, located in Gabbs, Nevada. We own our entire supply chain, which means a secure, sustainable, uninterrupted source of magnesia that you can rely on.

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When you work with MgWater, you are working with the country’s top experts in magnesium hydroxide – Mg(OH)2. More than 60 years ago, Premier Magnesia started applying the benefits of Mg(OH)2 to applications across multiple industries and our industry veterans, PhDs, and engineers continue to set and raise the standard.

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Pioneers of the Most Innovative Water Treatment Solutions

MgWater is the original American magnesia source and resource for nontoxic water treatment products, thanks to our flagship product, Thioguard. A division of Premier Magnesia, MgWater serves potable water supply and municipal wastewater treatment utilities at every stage of the water ecosystem. Not all utilities are the same. We combine decades of experience using industrial grade magnesium hydroxide with innovative technologies to improve water quality, optimize operations, and reduce costs in a way that works best for each facility. 

Setting the Bar for the Entire Water Treatment Ecosystem

Every plant and every municipality is unique, and we set the bar for what successful use of magnesium hydroxide in water treatment looks like. MgWater guides each customer through the crucial process of developing a baseline for each plant, which informs the suite of products and services specifically tailored to solve any range of treatment challenges. 
MgWater Treatment Water Ecosystem

A Reputation for Reliability, Consistency, and Performance

MgWater products, including Thioguard and Nutri-Mg++, are produced exclusively by Premier Magnesia, LLC, a global market leader in magnesia-based products and solutions. Magnesium hydroxide can effectively replace caustic soda and lime alkalais in the water treatment process. Magnesium hydroxide is regarded as an industrial grade milk of magnesia, which is nonhazardous and nontoxic. For more than 50 years, Premier Magnesia has been manufacturing and supplying a variety of magnesia-based products for environmental applications. We own and operate the only magnesia mine in the U.S., located in Gabbs, Nevada.