Since 1967, Stroud Water Research Center has focused on one thing — fresh water.
We 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

Boulder Bridge in the fall at Rock Creek National Park.

Conserving National Park Streams

The Stroud Center has been collaborating in the National Capital Region to support monitoring and analysis of park stream ecosystems.

A man stands in a stream while holding water quality monitoring equipment.

Stroud Center Is a Trusted Partner for Community Scientists

Volunteers describe how Stroud Water Research Center’s experts have helped them participate in science and protect streams.

A group of Exelon volunteers lean against a Stroud Center truck at a tree planting event.

Enhancing Ecosystems Through Community Efforts

Volunteers from Exelon, Wilmington Trust/M&T Bank, and Dansko joined us for tree plantings and maintenance at New Bolton Center. We appreciate their support!

Two scientists and a TV weatherman look at a crayfish captured from White Clay Creek.

Stroud Center Goes Live with Fox 29 Weather Team

Meteorologist Drew Anderson got his feet wet in White Clay Creek as some of our scientists discussed healthy streams with viewers of the live show.

Publication title with image of a mayfly

Synergistic water quality and soil organic carbon sequestration benefits of winter cover crops

Zhang X., Y. Wang, S. Lee, K. Liang, K. Zhao, G.W. McCarty, J.G. Alfieri, G.E. Moglen, W.D. Hively, D.T. Myers, D. Oviedo-Vargas, T.V. Nguyen, A.L. Hinson, L. Du, and X.X.

Evaluation of soil properties and bulk δ15N to assess decadal changes in floodplain denitrification following restoration

Galella, J.G., M.M. Rahman, A.M. Yaculak, M. Peipoch, J. Kan, M. Sena, B. Joshi, S.S. Kaushal, and S. Inamdar. 2024. Restoration Ecology, early online access.

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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.