DHI, Inc.
DHI, Inc. is the North American subsidiary of DHI Water & Environment, a world leader in the research, development and application of technologies and solutions for water-related issues. With more than 30 years of experience, DHI has established a worldwide reputation for excellence and innovation in the field of water science and engineering, and today we continue to push the envelop in search of better solutions for our clients, for our environment, and for our future.


319 SW Washington Street
Ste 614
Portland, OR 97204
United States
Phone: 503-827-5900
Fax: 503-827-5905

Product Categories

Computer Software


Are you planning to upgrade your current water/wastewater facilities in the next year?:
Time is running out. Every year, Water & Wastes Digest supports future water and wastewater... more
I just returned from the 30th WateReuse Symposium in Seattle, where there was a lot of buzz about... more
The Water and Wastewater Equipment Manufacturers Assn. (WWEMA) is one of the most active industry... more
New ideas such as a waterless car wash can be helpful in times of drought
I am an eternal optimist. Some people who know me and work with me may not always agree, but I am. I think this has to... more
Utilizing incentives to alleviate aging infrastructure & workforce concerns
As a former U.S. Environmen­tal Pro­tection Agency (EPA) water official, I am often asked to talk about... more
Two June measures address the future of fracking
This past June was a big month for fracking and oil markets around the world. First, the U.S. Environmental Pro­tection... more
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