Land Stewardship

GSWA receives national accreditation!

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


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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?



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.




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.


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2/27: Evening Briefing: Environmentally Sound Cleaning Products

February 27 at 7:00 pm
White vinegar, baking soda, and lemon juice. Believe it or not, these are the key ingredients of many environmentally safe cleaning products. And it all works! Learn about the ingredients…

3/6: Frog Watch & CoCoRaHS Training Workshop

March 6 at 6:00 pm
Do you know your spring peepers from your wood frogs?¬† Have a passion for weather? Hop on over to GSWA Headquarters for this dual, hands-on citizen science program training session…

3/12: Breakfast Briefing: Environmentally Sound Lawncare & Gardening

March 12 at 8:00 am
A lush, green lawn, beautiful native plants, and a garden that yields healthy produce. This is something many of us strive for each year. But at what cost to our…

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.


Water Quality

Every year, we publish a Water Quality Report Card about the prior year to help inform the public about the data we collect and the issues our watershed faces.

Report Card



GSWA in Action

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

Excavator dredging sludge from Passaic River

Agent Orange’s Other Legacy – 12 Billion Dollar Cleanup and the Fight Over Who Pays

The Ironbound neighborhood of Newark, N.J., has been revitalized. The treelined river that runs beside it has not. 50 years ago, Agent Orange was manufactured along the banks of the Passaic River. Poison was drained into the waterway, where it sank to the bottom and became toxic sludge. The estimated cost of cleaning it up and compensating for environmental damage could run as high as $11.8 billion.
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Featured Post

Watterson 1

So, You Want To be An Intern? Six Things You Should Know…

So you think you have what it takes to be a great intern? Here are six things to help you succeed and make the most out of your internship…
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2018 Fall Newsletter_new for website

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!
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