Road Salt is Polluting Fresh Water
Salt keeps us safe on icy roads โ but itโs also quietly harming waterways.
IT’S TIME TO

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
Support Our Work
Latest News
F(eel)ing Buggy: Project TRUE Interns Survey the Bronx River
When Local News and Science Go Dark, the River Loses Its Voice
Open Source Hardware Solves Flood Monitoring Challenges
Heather Titanich Receives Exceptional Partner Award
Stroud Centerโs Education Team Wins Partnership Award
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.
EnviroDIYโข 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.
Upcoming Events
Winter Salt Week 2026
January 26 – January 30[POSTPONED] Salt Pollution Water Testing Event in Harrisburg
January 26, 11:00 AM – 2:00 PM ESTWinter Salt Snapshot 2026
January 30Salt Pollution Water Testing Event in West Chester
January 30, 11:00 AM – 3:00 PM ESTPrekindergartenโFifth Grade Educator Workshop: Hands-On Environmental Science Activities
February 7, 10:00 AM – 3:00 PM ESTSchool-Days-Off Camp: Watershed Wonders
February 16, 9:00 AM – 3:30 PM EST




