Our Mission: To connect and enrich the Illinois water community
and increase the awareness of the impact and value of water.

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:

October 17
Illinois MS4 Implementation Workshop

October 26
Fall Rain Garden Clean Up Event

November 5
Collection Systems Seminar and Exposition

November 13
Diversity, Equity & Inclusion Committee Webinar

Latest News:

Use the links below to stay up-to-date with IWEA's latest news.

Stay up-to-date by checking out the October 2025 eNews.

See the Summer 2025 Clarifier, including a Golf Outing recap.

Our 2025 Sponsors:

Click HERE to learn about benefits associated with IWEA sponsorship.

Upcoming Events

Oct
17

Illinois MS4 Implementation Workshop (10/17)

Illinois MS4 Implementation Workshop 
Friday October 17,...
Oct
26

Student and Young Professionals Fall Rain Garden Clean Up Event

Student and Young Professionals Fall Rain Garden Clean Up Event ...
Nov
5

2025 Collection Systems Seminar and Exposition

The IWEA Collection Systems Seminar and Exposition is dedicated to a...