Your river, our future
We fight for clean water in the Hudson River and New York City’s drinking water supply
How you can helpFor generations to come
Riverkeeper brings together science, law, and advocacy to heal the Hudson and safeguard drinking water. Here’s some of what we’re up to.
Our Work
Learn more about what we do, how you are connected to the river, and how you can help.
Water quality
Testing, analyzing, and improving the water quality of the Hudson River watershed.
Habitat and wildlife
Protecting wildlife and restoring habitats in the Hudson River watershed.
Drinking water
Protecting drinking water sources for millions of New York residents in the Hudson Valley and New York City.
Climate impacts
Addressing the impacts of climate change on the Hudson River and its watershed, drinking water supplies, and the people who rely on them.
Legal cases
Riverkeeper has successfully challenged the unlawful activities of some of the largest and most notorious polluters. Stay informed on our current cases.
Policy solutions
Stay informed on critical opportunities to advance legislation and budget items that will positively impact the environment for generations.
Water quality portal
Explore water quality throughout the Hudson Valley with data that Riverkeeper and our partners collect.
View the data
Speak up
Featured events
Apr
19
Arts and Crafting Day: Riverkeeper Fish Migration Celebration
April 19, 2025
10:30am and 2:30pm
Bethany Arts Community - Ossining, NY
Join us for free crafting activities that contribute to Riverkeeper's Fish Migration Celebration. RSVP today for the 10:30am or 2:30pm session!
May
3
Riverkeeper Sweep 2025
May 3, 2025
Locations throughout New York City and the Hudson Valley
With your help, the 14th annual Riverkeeper Sweep will reach new communities, engage new volunteers, and restore additional stretches of shoreline in the Hudson River watershed.
May
13
Free Dead in the Park
May 13, 2025
4:30 pm - 8:00 pm
Central Park - Naumberg Bandshell - New York, NY
Stella Blue’s Band is back for the sixth annual Free Dead in the Park concert in Central Park on May 13th! Celebrating the Grateful Dead’s performances in Central Park and bringing fans together to enjoy great music for a great cause.
Latest news
April 16, 2025
Riverkeeper presents on drinking water source protection
April 7, 2025
Standing strong for the Hudson River
Jeremy Cherson
April 7, 2025
Riverkeeper and Clearwater Weigh In On New Season
Green Radio Hour