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Stroud Center

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

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

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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

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

Three brook trout in a stream.

Bringing Eastern Brook Trout Back to Red Clay Creek

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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

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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

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

People stand next to a vehicle on a dirt road to admire a tropical sunset.

Costa Rica Close-Up

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Take a virtual trip to Maritza Biological Station, which houses one of the world’s longest continuously running data collections from tropical freshwater ecosystems.

Five girls walking in a stream.

Scientists for a Day

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Students visiting the Stroud Center gather data to help answer a guiding question: “How healthy is the East Branch of White Clay Creek?”

Bern Sweeney, 2023 Society of Freshwater Science Fellow

Bern Sweeney of the Stroud Center Named Society for Freshwater Science Fellow

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Under his leadership, the Stroud Center became the only independent nonprofit, nonadvocacy research institution focused solely on the study of freshwater ecosystems.

A group of tree planting volunteers from Sycamore.

Volunteers Plant 600 Trees for Healthy Streams

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The trees were planted along a tributary of Brandywine Creek in Birmingham Township, Pennsylvania, in a project funded by American Water.