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66th annual trade show & convention

The PWQA 66th Annual Trade Show & Convention was held from Wednesday, October 11 to Thursday, October 12, 2023, at the Hilton Irvine/Orange County Airport, Irvine. This was a major annual event for all industry members where advancements were shared and ideas flowed. There were educational seminars presented by seasoned industry experts and product showcases from industry exhibitors, representing major manufacturers and distributors. It was a great opportunity for industry members to learn, reconnect, and catch up.

65 years of better water

Since 1957, the PWQA has represented the Water Quality Improvement Industry to help consumers acquire and maintain affordable access to cleaner, safer, better water.

Who are we?


The PWQA works hard every day to promote a science-based approach to Water Quality Improvement while also protecting the interests of the industry and consumers.

our members

PWQA members strive to provide businesses and consumers with access to excellent water quality improvement devices that are backed by trained, certified, and trustworthy water professionals.

Get Involved

Join the best Association for Water Quality Professionals in the West! We provide access to services and benefits that your contemporaries have identified as crucial to the industry's continuation.

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how you can help

Become An Advocate

Adopt a Legislator. Visit the capitol. Think globally, but act locally where it counts.


As the leading voice for the Water Quality Improvement Industry in the Western States, the PWQA relies on support from people like you!

attend an event

PWQA hosts and coordinates educational and other events for water industry professionals. Join us to make your voice heard!