We help you improve the way you process, treat and manage water.

With over 30 years of experience and a reputation for engineering excellence, businesses and public organizations all over the world rely on our stormwater, wastewater, flood control and CSO products and services to increase operational performance and reduce environmental impact.

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News California Water Board Approves Full Trash Capture BMPs

The California Water Board has approved the use of three Hydro International Stormwater treatment

Posted on 
08 August 2018
Stormwater
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News Hydro BMPs Selected for Dozens of Top Vehicle Dealerships

Engineers have specified our stormwater separators and filters to treat stormwater runoff leaving dozens of the top vehicle dealerships across North America. Our systems’ proven ability to remove sediment, oil and trash have made us a trusted partner t

Posted on 
06 August 2018
News Hydro-Brake Optimum design tool launched for US engineers

Our new online tool makes it easy for engineers to design and specify customized flow control valves for US LID and flood protection projects. 

Posted on 
26 February 2018
Flow control
News China's first Grit King commissioned

China's first ever advanced grit management system has been successfully commissioned.

Posted on 
10 December 2017
Wastewater Treatment
News WINNERS: StormCon Selfie Contest!

We asked StormCon 2017 attendees to tell us their vision for the future of stormwater while taking a selfie in Hydro-Vision glasses and we got some great responses. The winners pictures, pizes and answers are below. Congratulations to the winners!

Posted on 
08 September 2017
Stormwater
City of Indianapolis approves stormwater BMP
News City of Indianapolis Approves First Defense® High Capacity

The City of Indianapolis has approved the First Defense® High Capacity stormwater separator with the highest stormwater treatment loading rate in the industry. 

Posted on 
24 August 2017
Stormwater
News New joint venture with Thunip to deliver better water management to China

We have entered into a joint venture with Thunip Corporation Ltd., creating a Chinese company that will deliver our products locally within China.

Posted on 
14 August 2017
Mergers & Acquisitions
News Downstream Defender Selected for NY Wheel Project

Downstream Defender® will provide stormwater treatment for Staten Island's New York Wheel.

Posted on 
10 August 2017
Stormwater