Optimize water treatment processes with natural minerals 

Maximize performance and minimize environmental footprint with our mineralization and pH adjustment solutions. 

Omya helps both drinking water and wastewater treatment plants boost performance and hit sustainability targets. Our products replace conventional chemicals, improving safety and cutting operating costs.  

Safe, efficient, sustainable solutions for drinking and wastewater treatment

Caustic Soda Replacement

Save money, improve operator safety, and reduce the carbon footprint of wastewater treatment by replacing caustic soda with mineral solutions.
Commodity lime replacement

Improve process efficiency, sustainability and safety to operators by switching to Omya natural mineral solutions for wastewater treatment.
Activated Sludge

Improve the efficiency of your activated sludge process with our highly reactive natural mineral solutions.
Water Mineralization

Increase drinking water hardness, alkalinity and pH with highly reactive minerals for use in calcite contactors.
Water de-hardening

Get the best out of your softening facilities by replacing commodity lime or caustic soda in drinking water plants or in various industrial dehardening processes.
Environmental Remediation

Reduce the negative impact of acidic pollution in soils, sludges, lakes and rivers.
Aquaculture water quality

Stabilize water pH in fish farming and aquaculture operations.

Water treatment consultancies 

We offer technical support to customers, from the assessment of site-specific issues to the recommendation and implementation of proven solutions. Read more here.  