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Our Focus is Fresh Water

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.

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Latest News

Publication title with image of a mayfly

Influence of relict milldams on riparian sediment biogeochemistry

Peck, E.K., S.P. Inamdar, M. Peipoch, and A.J. Gold. 2023. Journal of Soils and Sediments.
A kayaker on a river with trees on both banks.

Otter Creek Chemical Spill: Stroud Center Statement

In times of crisis, we are reminded of what’s most important. The chemical spill into Otter Creek reminds us of our dependence on rivers and streams.
Four elementary school students at outdoor environmental club.

Environmental Literacy and Justice for All

The Stroud Center is helping teachers bring meaningful STEM experiences to city students through environmental and outdoor clubs.
A debris dam of large branches catches leaves in a stream which then host macroinvertebrates and microbes.

How Fallen Leaves Are a Tree’s Gift to a Stream

Former Stroud Center intern and now restoration professional at the Alliance of the Chesapeake Bay, Rebecca Lauver reflects on a dietary staple of healthy streams.
A schoolyard optimized for environmental education.

Stroud Center Improves Schoolyards for Outdoor Environmental Education and Stewardship With New Grant

Hear directly from teachers and Stroud Center education staff about a successful model for increasing equitable access to meaningful outdoor learning spaces.
Diana Oviedo-Vargas downloading data from a sensor located in White Clay Creek to a field laptop.

Stroud Center Scientist to Serve as Nature Conservancy Trustee

Diana Oviedo Vargas, Ph.D., is to serve as a trustee of the Nature Conservancy in Pennsylvania and Delaware, the conservancy recently announced.

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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.


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