• Winter Salt Week

    Join us or one of our partner organizations virtually or in person to learn how road salt impacts local waterways.

    Free
  • Winter Salt Stream Snapshot Wrap-Up

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Discover how road salt impacts our streams! Join us at in person or online to explore findings and solutions for protecting fresh water.

    Free
  • WATER/ROOTS: Assessing and Supporting Stream Health

    Kennett Library 320 E. State Street, Kennett Square, Pennsylvania, United States

    Learn how to assess and support stream health with Scott Ensign, Ph.D., assistant director, vice president, and research scientist at Stroud Water Research Center.

    Free
  • Ecological Solutions to Managing Stormwater on Your Property

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Learn how to implement ecological, low-impact solutions to help reduce flooding, prevent erosion, and improve water quality while enhancing your landscape.

    Free
  • Willowdale Steeplechase

    Willowdale Steeplechase 101 E. Street Road, Kennett Square, Pennsylvania

    Whether you’re a horse enthusiast or like spending a fun day with family and friends in the beautiful countryside, it’s time to make plans for the Willowdale Steeplechase!

  • Virtual Silent Auction Fore Fresh Water

    Online

    From jewelry to great adventures, we've got you covered! The auction will open on Friday, May 16 and close on Tuesday, May 20.

  • Learn Do-It-Yourself Electronics for Environmental Monitoring

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Get the skills necessary to assemble, program, and deploy a water monitoring station, with the understanding that the DIY journey has just begun!

    $135
  • Watermark Watershed Challenge

    Join the Stroud Center and Xylem Watermark for a monthlong game and a June 18 webinar in support of clean fresh water.

    Free
  • Stream and Buffer Ecology Workshop

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Join us for expert insights on stream ecology, threats to freshwater ecosystems, and the role of riparian forests in restoring them.

    Free
  • Stream and Buffer Ecology Workshop

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Join us for expert insights on stream ecology, threats to freshwater ecosystems, and the role of riparian forests in restoring them.

    Free
  • Macroinvertebrate Discovery Tank Workshop

    Learn how to create an exciting and accessible short-term stream critter environment to connect with K–12 students and public audiences.

    Free
  • Shall We Gather at the River: A Night of Singing in Community

    Community Mennonite Church of Lancaster 328 West Orange Street, Lancaster, PA, United States

    Immerse yourself in a night of hymns, celebrating the life-giving power of water through beautiful imagery of rivers, streams, and renewal.

    Free
  • Watershed Restoration Workshop

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Discover science-backed strategies that help stream ecosystems recover from degradation.

    Free
  • Chukkas for Clean Water Polo Benefit

    Brandywine Polo Club 232 Polo Road, Toughkenamon, Pennsylvania, United States

    Join Stroud Water Research Center and Brandywine Polo Club for a fun night benefiting freshwater research, education, and watershed restoration.

    $15 – $20
  • Junior Ranger Angler Program

    White Clay Creek Preserve Office 405 Sharpless Road, Landenberg, Pennsylvania, United States

    No matter who you are or where you live, whether you’ve been fishing or not, if you’re ready to learn, explore, and be a safe angler, fishing is for you!

    Free
  • Free Screening of “Our Blue World”

    Kennett Library 320 E. State Street, Kennett Square, Pennsylvania, United States

    This beautiful and moving film reveals our profound relationship with water and its role as the nourishing force for all living things on this planet.

    Free
  • [CANCELED] STREAM Girls Stream Study and Fly-Fishing Event

    White Clay Creek Preserve Office 405 Sharpless Road, Landenberg, Pennsylvania, United States

    Join us for a fun-filled day to study the ecosystem and wildlife in the White Clay Creek and learn the basics of fly fishing!

    $5
  • Fall Salt Pollution Stream Snapshot

    Help assess road salt pollution levels and patterns in streams and rivers to better understand how salt accumulates across different landscapes.

    Free
  • MWEEs and the Leaf Pack Network

    Join us for a special MWEE Ambassador Training and learn a fun, immersive way to engage with watershed science.

  • Salt Intrusion Lecture

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    As sea levels rise, the threat is not just the swelling sea, but the encroaching salt that kills forests and affects farmable land.

    Free
  • Volunteer Streamside Buffer Maintenance

    Stoner Commons Parking Lot 605 Granite Run Drive, Lancaster, Pennsylvania, United States

    Join us for a monthly volunteer day to help the streamside forest and pollinator garden in Lancaster's Overlook Park thrive. 

    Free
  • Volunteer Tree Planting

    Help us plant trees in Cochranville with the Chesapeake Bay Foundation!

    Free
  • 2025 Joan and Dick Stroud Memorial Lecture

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Discover what research in the canopy of Costa Rican cloud forests is revealing about the impact of climate change on these sensitive ecosystems.

    Free
  • Volunteer Streamside Buffer Maintenance

    Stoner Commons Parking Lot 605 Granite Run Drive, Lancaster, Pennsylvania, United States

    Join us for a monthly volunteer day to help the streamside forest and pollinator garden in Lancaster's Overlook Park thrive.

    Free
  • 2025 Fall Salt Stream Snapshot Wrap-Up

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Join us to hear the results of the fall snapshot, participate in the discussion, and learn ways you can help keep our fresh water … fresh!

    Free
  • ExtraGive Celebration at Thistle Finch Distillery

    Burley Bar and Restaurant at Thistle Finch Distillery 417 W. Grant Street, Lancaster, Pennsylvania, United States

    Join us for a celebration of the community’s commitment to freshwater resources!

    Free
  • Volunteer Streamside Buffer Maintenance

    Stoner Commons Parking Lot 605 Granite Run Drive, Lancaster, Pennsylvania, United States

    Join us for a monthly volunteer day to help the streamside forest and pollinator garden in Lancaster's Overlook Park thrive.

    Free
  • Winter Salt Week 2026

    Join us for a week of virtual and in-person events dedicated to raising awareness around salt pollution and reduction solutions.

    Free
  • [UPDATED] Salt Pollution Water Testing Event in West Chester

    Borough of West Chester - Borough Hall 401 E Gay St., West Chester, Pennsylvania, United States

    If you live in the West Chester area and are worried about salt pollution in your local stream, collect a water sample and bring it to be tested.

    Free
  • [CANCELED] School-Days-Off Camp: Watershed Wonders

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Our School-Days-Off Camps invite third- through fifth-grade students to spend a fun-filled day outdoors along White Clay Creek. The theme this month is Watershed Wonders.

  • Wild & Scenic Film Festival

    Upland Country Day School 420 W. Street Rd., Kennett Square, PA, United States

    Enjoy an evening of films that illustrate the earth’s beauty, show the challenges facing our planet, and highlight the communities working to protect it.

    $45 – $80
  • Science Open House Celebrating World Water Day

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Experience the thrill of real scientific exploration through live demos and hands-on experiments while discovering how to protect our precious water resources.

    Free
  • [POSTPONED] Salt Pollution Water Testing Event in Harrisburg

    The Rotunda at the Pennsylvania State Capitol Complex N. 6th St. & Reily St., Harrisburg, Pennsylvania, United States

    POSTPONED UNTIL FALL: If you live in the Harrisburg area and are worried about road salt pollution in your local stream, collect a water sample and bring it to be tested.

  • Source to Sea Instructor Training

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Instructors will learn how to empower learners to explore watershed-to-ocean connections, participate in citizen science, and adopt a stream of their own.

    $100
  • The Hidden Journey of Microplastics

    Stroud Water Research Center 970 Spencer Road, Avondale, PA, United States

    Join National Geographic Explorer Rachael Miller for a look at how her team investigates microplastic pollution using techniques inspired by forensic science.

    Free
  • White Clay Creek Fest

    White Clay Creek State Park 880 New London Road, Newark, Delaware, United States

    Enjoy live music, children’s activities, exhibits, vendors, educational hikes, good food, and other live entertainment. Stop by our exhibit and say hello!

    Free
  • Fore Fresh Water Golf Invitational

    Bidermann Golf Course 601 Adams Dam Road, Wilmington, DE, United States

    Tee off “fore” fresh water at our annual golf invitational to support freshwater research, environmental education, and watershed restoration.

  • Outdoor Teaching and Learning Camp

    This educator camp blends stream science, outdoor learning, and classroom application, helping teachers transform local waterways into living laboratories.

    $200