Clean Water Act — 50th Anniversary Celebration!

We’re proud to celebrate the 50th anniversary of the U.S. Clean Water Act (CWA)!

If you’re as excited about this milestone as we are, bookmark this page and check out all the ways to join in on the festivities. Keep an eye out for future updates throughout the year!

What's New?

We’re excited to launch our CWA Water Heroes Contest, which will run from now through October. Nominate an environmental champion and they could win a BIG donation from YSI!

Nominate a Water Hero

Know someone special who’s bettering their community and advocating for environmental issues? Nominate them as a YSI Water Hero today!

Submit a Nomination

About the Clean Water Act

Dive into the rich history behind the CWA—and learn more about the series of ecological disasters in the U.S. that led to it becoming law!

Learn More

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Water Hero Finalists (Coming Soon!)

YSI is thrilled to highlight the fantastic work of our CWA Water Hero Finalists once they've been selected!

Upcoming Events

We're celebrating the 50th anniversary of the Clean Water Act all year long. Check out upcoming virtual and in-person events where you can join us!

View Events

Countdown to
the 50th Anniversary
of the Clean Water Act


Featured Fact

Did you know the U.S. Clean Water Act passed with strong bipartisan support? The final vote was 366 to 11 in the House and 74 to 0 in the Senate.


Coming Soon

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