Tap in to water management modeling that excels. PCSWMM is flexible, easy to use and streamlines your workflow – saving you time and resources.
Beginner or seasoned user, our flexible training options help you understand and master the full capabilities of both EPA SWMM5 and PCSWMM.
Community
There's a whole community to support you - find solutions, view code and more.
Our peer-reviewed, open-access Journal of Water Management Modeling. Expand your knowledge, get insights and discover new approaches that let you work more effectively.
The International Conference on Water Management Modeling. Meet your colleagues, share your experiences and be on the forefront of advances in our profession.
Not sure how to solve a complex water management issue? Put our experience, knowledge, and innovation to work for you.
For more than 40 years, we've been helping to improve the water environment in communities around the world.
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PCSWMM is our flexible, easy to use, water management modeling software.
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Train with our experts and master the full capabilities of both EPA SWMM5 and PCSWMM.
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Join OPENSWMM and OPENEPANET to get answers, suggest improvements, share modifications, view code and more.
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Expand your knowledge with the open-access online Journal of Water Management Modeling.
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Be on the forefront of the profession at the International Conference on Water Management Modeling.
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Put our extensive experience, knowledge, and innovation to work for you.
Over 8000 clients and more than 50,000 projects
rely on our technology and expertise.
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"You guys have the most incredible service ethic, I am sure there is no company like yours in the world."
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"CHI is doing a great service for the stormwater community."
- Calgary, AB, Canada

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