Who We Are

The Izaak Walton League is one of America’s oldest and most successful conservation organizations – and we are the only organization training, equipping, and coordinating volunteer water quality monitors on a national scale. These volunteers are the heart and soul of our common-sense conservation mission. Through member-driven bottom-up governance, the Izaak Walton League is protecting outdoor America in communities across the country, while working strategically at the national level to win critical conservation battles.

A Century of Conservation Success

Over the past 100 years, the Izaak Walton League of America has been an extraordinary champion and defender of the nation’s soil, air, woods, waters and wildlife. Learn about our history of conservation leadership and how you can join us in our second century of success.

Learn about our first century of conservation leadership.

See milestones from our first hundred years.

Creation of Defenders Chapter Achievement Awards

Learn about the League's vision for our second century of conservation leadership and improving access to outdoor recreation.

Our vision for the future


Stream with small waterfall

100th Anniversary History Book

Now available for advance purchase (delivery to begin in October): the special-edition book, Izaak Walton League of America: A Century of Conservation Leadership 1922-2022! This 250-plus-page softcover book is a look back at 100 years of League history in photographs. Garnered from a century of images in Outdoor America, the League’s archives and other sources, hundreds of photos not seen in decades come with captions highlighting historic people, places and events.

Purchase your copy now

From the online store, click "Books and Literature" on the left.

Agriculture Resilience Act

League Defends Clean Water Act by Submitting an Amicus Brief to Supreme Court in Sackett v. EPA

Sackett v. EPA has the potential to devastate protections for wetlands and degrade water quality nationwide, which is why the Izaak Walton League has filed an amicus brief with the Supreme Court to defend the Clean Water Act.

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Stream with small waterfall

Izaak Walton League Celebrates Passage of Inflation Reduction Act

The Inflation Reduction Act will help improve soil practices across millions of acres in the U.S., address the climate crisis and help farms to be more resilient and profitable.

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Support Our Work

League members working on conservation project

Join the League

For more than 100 years, the Izaak Walton League has worked very effectively to achieve practical policies that balance conservation and sustainable use of natural resources. Please help us find common-sense solutions to today's serious environmental problems.

Join the League as a national member to support our conservation and advocacy work.

Become a member

Virtual River Dove

Please Support Smart Conservation for the 21st Century

The Izaak Walton League’s 100th year milestone in 2022 provides a moment to remember our history of sweeping achievements since 1922. But more importantly, this is a time to face new challenges in the years ahead and support the League’s second century of leadership in conservation and outdoor recreation. With your support, our next 100 years will be just as productive and effective in protecting the nation's woods, waters and wildlife.

Donate to the 2nd Century Campaign

Bison herd - credit Neal Herbert

Support Wildlife Conservation!

The Recovering America’s Wildlife Act (RAWA) is this year’s best chance for a historic conservation victory. The bill has passed the House and is now in the Senate. Please take action right now: urge your Senators to vote for this common-sense approach to protecting at-risk species before they become endangered!

Take action