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

What We Do

Freshwater Research

Environmental Education

Watershed Restoration

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Latest News

Aerial view of a braided wetland by U.S. EPA

Stroud Water Research Center Responds to the Sackett v. EPA Supreme Court Decision

The ruling has restricted the EPA’s jurisdiction over wetlands, and with that, its ability to protect them in accordance with the Clean Water Act.

Elementary schools students use binoculars to look for birds in Philadelphia.

Celebrate Living Schoolyards Month

You can celebrate by bringing your students and lessons outdoors. If your school doesn’t have an outdoor learning space, you can create one!

Publication title with image of a mayfly

Spatial scale impacts microbial community composition and distribution within and across stream ecosystems in North and Central America

Bier, R.L., J.J. Mosher, L.A. Kaplan, and J. Kan. 2023. Environmental Microbiology, early online access.

Bringing Eastern Brook Trout Back to Red Clay Creek

In Pennsylvania, property owners and farmers are transforming their lands to restore a stream’s health and its native fish.

Six Stroud Center staff members at a conference.

Sharing Our Science at the National Monitoring Conference

Along with networking and learning state-of-the-art water quality monitoring techniques, we presented our research to hundreds of water quality specialists.

Elisabeth Ruschmann standing near a stream.

High School Student’s Research Shows Salt Pollution of Fresh Water Has Tripled in 20 Years

Elisabeth Ruschmann monitored water quality in her community and made an “alarming” discovery. Now she’s focused on sustainable solutions.

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Featured Initiatives and Partnerships

WikiWatershed® 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.

EnviroDIY™ 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 Network® 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.