Potomac Conservancy responds to Congressional Oversight Hearing on the Potomac Interceptor

Potomac Conservancy responds to Congressional Oversight Hearing on the Potomac Interceptor

On May 20, 2026, the US EPA, National Park Service, and DC Water were questioned by Congress on their involvement in the Potomac Interceptor collapse and response. Find out what Potomac Conservancy staff learned at the hearing and what big question remains unanswered.

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Sewage spill: The EPA declares the Potomac’s recovery goals are achieved. Why we disagree.

Sewage spill: The EPA declares the Potomac’s recovery goals are achieved. Why we disagree.

This cleanup effort in the C&O Canal from this winter’s massive sewage spill is still ongoing and the long-term restoration plan hasn’t even begun. Learn more why we’re saying “hold up” as the EPA walks away from remediation work.

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Salt creeping into the Potomac River endangers local ecosystems and the region’s drinking water

Salt creeping into the Potomac River endangers local ecosystems and the region’s drinking water

Snow’s certainly not been a stanger this winter! Using salt can keep our roads safe, but it has dangerous consequences for the Potomac River.

Learn about the threat of rising salt levels in the Potomac and its tributaries, and alternatives to traditional salt to keep both our roads and freshwater safe.

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History we should know: How the Potomac shaped our community

History we should know: How the Potomac shaped our community

The Potomac River has been shaping its physical surroundings for over 3 million years when it was first formed—and for thousands of years, it has played a critical role in the lives of the communities that settled along its banks. Inevitably, humans shaped the river back. Where does that leave us now?

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History we should know: How the Potomac shaped our community

History we should know: How the Potomac shaped our community

The Potomac River has been shaping its physical surroundings for over 3 million years when it was first formed—and for thousands of years, it has played a critical role in the lives of the communities that settled along its banks. Inevitably, humans shaped the river back. Where does that leave us now?

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Rising salt levels in the Potomac River threaten wildlife, drinking water.

Rising salt levels in the Potomac River threaten wildlife, drinking water.

Snow’s certainly not been a stanger this winter! Using salt can keep our roads safe, but it has dangerous consequences for the Potomac River.

Learn about the threat of rising salt levels in the Potomac and its tributaries, and alternatives to traditional salt to keep both our roads and freshwater safe.

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5 *completely legal* ways to pollute the Potomac

5 *completely legal* ways to pollute the Potomac

With all the progress made since the Clean Water Act was passed in 1972, it may still surprise you to learn there are plenty of ways you can still legally pollute the Potomac River.

Learn how our community allows pollution into our Nation's River – the drinking water source for you and nearly 6 million people – and what you can do about it.

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