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: Eco-friendly Cleaning Products

September 26 at 7:00 pm

White vinegar, baking soda, lemon juice: these common household items are more powerful than you think! More than cooking ingredients, they are the basis of many environmentally safe cleaning products!…

Annual Membership Meeting

September 26 at 7:00 pm

Want to catch up on all the news from the Great Swamp Watershed Association? Join us for wine and cheese at our annual membership meeting, immediately prior to our Evening…

Downstream Adventures: High Mountain Hike

September 27 at 4:00 pm

Witness breathtaking views of New York City from one of the largest tracts of preserved land in New Jersey. Continue your exploration of the Watchung Mountains with our education associate,…

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 2,000 students through our in-school programming.

Programs

Water Quality

Every year, we publish a Water Quality Report Card to help the public understand the data we collect and the issues our watershed faces. Learn more about our recent report card.

Report Card