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UpStream Archive

Teachers learning watershed education skills at a workshop.
Stroud Center’s Education Team Wins Partnership Award
UpStream 2026, Issue #1
Together with Red Clay Consolidated School District, we’re helping students understand the places water comes from, where it goes, and why it matters.
2025 Fall Salt Snapshot data map screenshot
What the Fall Salt Snapshot Revealed About Our Groundwater
UpStream 2025, Issue #12
Most stream sites sampled this fall exceeded at least one environmental chloride guideline — months after the last road salt was applied.
Floating monitoring stations installed at the inlet and outlet of a drinking water reservoir in Wilmington, Delaware.
Algae on the Rise
UpStream 2025, Issue #12
Stroud Center’s monitoring supports safer drinking water in Wilmington, Delaware, by streaming real-time data to the city’s treatment facility.
Stroud Water Research Center is an 2025 Anthem Awards Bronze Winner for the Cut the Salt campaign.
“Cut the Salt” Campaign Wins Anthem Award for Social Impact
UpStream 2025, Issue #12
The award is a testament to Stroud Center staff who help bring science and outreach to life, and would not be possible without our community of partners, volunteers, and donors.
Bill and Helen Elkins
Remembering Bill Elkins
UpStream 2025, Issue #12
It is with deep gratitude and sadness that Stroud Water Research Center remembers and celebrates William “Doc” Elkins, M.D.
Delaware River with waves in foreground and forested banks in background. Photo by Tim Palmer.
Scientists Oviedo and Dow Make Waves in Freshwater Science
UpStream 2025, Issue #12
We congratulate Diana Oviedo Vargas, Ph.D., and Charles Dow, Ph.D., on recent achievements highlighting their commitment to advancing freshwater science.
A relic milldam on the Christina River in Delaware.
Following the Rivers
UpStream 2025, Issue #11
The reality is that without you, our supporters, we simply cannot produce the trusted science needed for successful stream and river conservation.
A bridge is reflected in Aquashicola Creek.
Beyond the Snow
UpStream 2025, Issue #11
The Fall Salt Snapshot asked a simple question with big stakes: what can we learn about road salt pollution long after the snow is gone?
Paul O'Callaghan accepts the 2025 Stroud Award for Freshwater Excellence from Executive Director David Arscott.
Weaving Imagination Into the Future of Water
UpStream 2025, Issue #11
Paul O’Callaghan, recipient of the 2025 Stroud Award for Freshwater Excellence, challenges us to “demand better” to secure water’s future.
A wooden sign marks the Miller Meadow Loop walking path through the riparian buffer.
A Family Forest: The Millers’ Riparian Legacy
UpStream 2025, Issue #11
After nearly 10 years, Bud and Marilyn Miller’s 11-acre buffer is firmly established and is finally becoming a forest of its own.
The Colonial-era log cabin at Stroud Water Research Center.
Historic Cabin Draws Visitors During Chester County Day
UpStream 2025, Issue #11
The Stroud Center shared the story of a 1710 log home that bridges early American craftsmanship and modern freshwater science.
2025 SAFE Award O'Callaghan and Board Members.
Paul O’Callaghan Receives 2025 Stroud Award for Freshwater Excellence
UpStream 2025, Issue #10
The water scientist and documentary filmmaker inspired gala attendees with his hopeful message about the future of fresh water.

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