Who We Are:
The Illinois Water Environment Association is a community of dedicated professionals working to advance fundamental knowledge of the Illinois water environment. Its members are engineers, scientists, plant operators, manufacturer’s reps and students.
Click HERE to learn more.
Attend our upcoming events:
September 16-19
IAWA Annual Conference
September 25
Pretreatment Coordinators Workshop
September 27 - October 1
WEFTEC 2025 Chicago
September 28
CSWEA and IWEA Annual WEFTEC Members Reception
Latest News:
Use the links below to stay up-to-date with IWEA's latest news.
Stay up-to-date by checking out the September 2025 eNews.
See the Summer 2025 Clarifier, including a Golf Outing recap.
Click Upcoming Events
Oct
8
Wastewater Microbiology Workshop
Wastewater Microbiology & Process Control Series
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Oct
10
Illinois MS4 Implementation Workshop (10/10)
Illinois MS4 Implementation WorkshopÂ
Friday October 10,...
Friday October 10,...
Oct
13
