Land Stewardship

GSWA receives national accreditation!

Becomes one of only eight organizations in New Jersey to achieve this recognition!

Things to See and Do

From hiking and biking, to horseback riding and kayaking, there are countless outdoor activities to enjoy in this area. What adventure will you go on today?

Explore

Watershed Friendly Homes

Every individual home has an effect on non-point source pollution in our watershed. Learn more about what you can do to minimize your impact with our interactive home guide.

Learn

WATERKEEPER

Everyone has right to clean water. Riverkeepers are on the frontlines of the global water crisis, using the advocacy model to stand up for that right. At GSWA, we are the official Waterkeeper Alliance Affiliate for the Passaic River.

Evening Briefing: All About Pollinators

September 26 at 6:30 pm

Pollination - it's not just for bees. Spend the evening with GSWA and learn more about the many different pollinator and what you can do to attract them to your…

Create Your Own Walking Stick

October 4 at 5:00 pm

Learn how to make your very own walking stick so you can hit the trails with confidence. Retired science teacher turned walking-stick-guru, Brad Koller, leads a fun-filled DIY workshop where…

Great Swamp Gala & Silent Auction 2018

October 11 at 6:00 pm

GSWA is thrilled to honor former New Jersey Governor, Thomas Kean, at our 2018 Gala & Silent Auction, held at the Brooklake Country Club in Florham Park. Governor Kean remains to…

All Upcoming Events

From hikes to educational workshops, GSWA offers a wide variety of environmentally focused programs. We'd love to have you join us at an upcoming event!

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Featured Programs

In-School Education

GSWA is dedicated to teaching the younger generations about their impact on the watershed and river. Every year, we reach over 3,000 students through our in-school programming.

Programs

Water Quality

Every year, we publish a Water Quality Report Card to help inform the public about the data we collect and the issues our watershed faces. Check out our most recent report card.

Report Card

Gallery

GSWA in Action

Want to learn more about GSWA and the work that we do? View our photo gallery to see us in action.

View Photos

Current News

Great Swamp Watershed Association’s 2018 Annual Gala and Silent Auction

2018’s Honoree: Governor Thomas H. Kean – he remains to this day one of the most popular governors in New Jersey history. We are honoring the governor for his environmental leadership during his administration for enacting landmark protections for New Jersey’s shoreline and freshwater wetlands.

Towns Support GSWA plan to cap Superfund Site

Great Swamp Watershed Association recently received the backing of Harding Township through a resolution urging the Environmental Protection Agency (EPA) to cap a Superfund site called Rolling Knolls Landfill located between Chatham Township and Green Village…

GSWA Fall-Winter 2018 Newsletter

In this issue: Rolling Knolls Landfill, 2018 Gala, Closing Your Pool, GSWA and Paterson SMART (Stormwater Management and Resource Training), Upcoming Events, Invasive Species and Climate Change, Legacy Giving, New Educational Collaboration, Plastic Pollution, The Fungal Jungle and more!