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Our Focus is Fresh Water

Since 1967, Stroud Water Research Center has focused on one thing โ€” fresh water.
We advance knowledge and stewardship of freshwater systems through global research, education, and watershed restoration.

What We Do

Freshwater Research

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Environmental Education

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Watershed Restoration

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Latest News

Large Atlantic sturgeon swims in deep blue salty water, close-up photo.

Reasons for Hope

Sometimes it can feel like disagreement is the only thing that is pervasive in todayโ€™s world. Thatโ€™s simply not true. Not when it comes to water.
New Croton Reservoir from Gate House Bridge

Salt Rising in N.Y.C. Source Water, New Report Echoes Stroud Center Study

Twenty-five years after Stroud Center scientists found high salt levels, a new report shows N.Y.C. water sources are trending toward undrinkable.
Diana Oviedo Vargas, Ph.D., collects biosolid samples to test for PFAS.

Study Points to Farmland as Possible Source of PFAS in Fish

The Stroud Center and the Center for PFAS Solutions have been studying how much biosolids are contaminating farmland and adjacent waters since 2021.
The audience watches as films begin at the 2025 Wild & Scenic Film Festival.

Thatโ€™s a Wrap: Film Fest Draws Enthusiastic Support

As we reflect on the success of Trail Creek Outfittersโ€™ 18th Annual Wild & Scenic Film Festival, we are grateful to everyone who made it a memorable night.
A scientist shows a small live eel to children at World Water Day.

Wild World Water Day!

The Stroud Center welcomed 160+ visitors for hands-on science, stream fun, and more. Join us on March 21, 2026, for another exciting event!
An aerial view of a forested stream in the Schuylkill Highlands.

The Other Half of Forested Buffers: Stream Ecology and the Role of Forests

Forested buffers have long been valued as barriers or filters that keep pollutants from reaching streams, but thatโ€™s only half the picture.

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Featured Initiatives and Partnerships

WikiWatershedยฎ web tools offer watershed data visualization, geospatial analysis capabilities, and science-based predictions of human impacts on stormwater runoff and water quality.

The Water Quality mobile app is a water-monitoring data-collection and learning tool designed for use by educators and their students, citizen scientists, and researchers.

EnviroDIYโ„ข is a community where members ask and answer questions and network within interest groups to develop do-it-yourself environmental science and monitoring devices.

The Society for Freshwater Science Taxonomic Certification Program ensures skilled persons are providing aquatic invertebrate identifications in North America.

The Leaf Pack Networkยฎ is an international network of teachers, students, and citizen monitors using a simple experiment to determine the health of their local streams.

The Consortium for Scientific Assistance to Watersheds provides free technical assistance to Pennsylvania-based watershed and conservation organizations.

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