Design-Build Wastewater Treatment Systems

WSI has the capability to build large scale wastewater plants for major community centers and industrial operations. Our plants have phased designs to accommodate early budgets and to meet the future demand of local regulations.


WSI is a leader in Moving Bed Biological Reactor (MBBR) technology, Dissolved Air Flotation (DAF) and Aerobic Sludge Digestion. Our plants require minimum operation that will meet or exceed strict discharge standards.

Customer Loyalty

WSI has high customer loyalty, we've worked with partners for over 20 years and counting. WSI also provides the best technical support in the industry.


With over 30 years of manufacturing experience, WSI Internation al can
deliver superior packaged plants at a fraction of the cost. WSI plants
can withstand the most demanding environments.


Our highly trained engineering team has expert experience in every aspect of plant design, including process, mechanical, electrical, controls and programming.


Controls Building

BCR  Tanks

DAF Systems


DAF Controls


EQ Tanks