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.
Read MoreFrom too much to not enough, the Potomac’s ‘Goldilocks problem’ is keeping our communities high and dry or underwater.
Read MorePotomac Conservancy releases a statement after a jet fuel spill at US Joint Base Andrews renews concerns about our region’s water safety.
Read MoreThis 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.
Read MoreWhat you need to know about the January 2026 Potomac Interceptor sewage spill and how you can demand accountability and action.
Read MorePotomac Conservancy calls on DC Water to improve clean-up plans following its January 19, 2026 sewage spill in the Potomac River. Help us demand stronger action by submitted your comment to DC Water by March 31, 2026.
Read MoreWe’re still awaiting a response from DC Water to our February 9 letter from us and 2,100 signatories. Our community deserves answers, transparency, and real action.
Read MoreOut of sight out of mind? Not so for the trash that makes its way into the Potomac River.
Test your trash trivia and find out how long it takes some common items to break down.
Read MoreSay it ain't so! That flower you love might actually be harming the environment and endangering local wildlife. And you might not even realize it.
Become an expert at spotting and stopping invasive plants in your backyard.
Read MoreSay it ain't so! That flower you love might actually be harming the environment and endangering local wildlife. And you might not even realize it.
Become an expert at spotting and stopping invasive plants in your backyard - and learn what you can plant instead.
Read MoreIf you're looking for a good scare this Halloween season, look no further.
There might not be ghosts and ghouls polluting the Potomac, but the threats that are out there are downright monstrous. Here’s how to fight against them!
Read MoreWe’re fortunate to live in one of the most ecologically diverse regions in the country! The Potomac River is home to over 1,000 species of animals, but litter is threatening the critters that share our local lands and waters.
Discover 6 types of trash that pose the biggest risk to local wildlife — and what you can do to help!
Read MoreSay it ain't so! That flower you love might actually be harming the environment and endangering local wildlife. And you might not even realize it.
Become an expert at spotting and stopping invasive plants in your backyard.
Read MoreIf you're looking for a good scare this Halloween season, look no further.
There might not be ghosts and ghouls polluting the Potomac, but the threats that are out there are downright monstrous. Here’s how to fight against them!
Read MoreWe’re fortunate to live in one of the most ecologically diverse regions in the country! The Potomac River is home to over 1,000 species of animals, but litter is threatening the critters that share our local lands and waters.
Discover 6 types of trash that pose the biggest risk to local wildlife — and what you can do to help!
Read MoreSay it ain't so! That flower you love might actually be harming the environment and endangering local wildlife. And you might not even realize it.
Become an expert at spotting and stopping invasive plants in your backyard.
Read MoreSay it ain't so! That flower you love might actually be harming the environment and endangering local wildlife. And you might not even realize it.
Become an expert at spotting and stopping invasive plants in your backyard.
Read MoreIn our 10th edition of the State of the Nation’s River report, the Potomac River has earned its highest grade ever!
Find out the river's latest grade and what it means for your local water.
Read MoreRain isn't the only thing falls from the sky and ends up in our rivers and streams.
Find out what a new study of the Potomac River tells us about the connection between air and water pollution and learn how federal clean air threats might affect local waters.
Read MoreIf you're looking for a good scare this Halloween season, look no further.
There might not be ghosts and ghouls polluting the Potomac, but the threats that are out there are downright monstrous.
Read MoreThe region’s leading clean water advocate, fighting to ensure the Potomac River boasts clean drinking water, healthy lands, and connected communities.
Potomac Conservancy
4500 East-West Highway, Suite 150
Bethesda, MD 20814
Call: (301) 608-1188
EIN: 52-1842501
Potomac Conservancy is a nationally accredited land trust and clean water leader in the Potomac River region. We’re committed to restoring the Potomac to full health for the five million people who rely on the river for drinking water and outdoor enjoyment. We improve local water quality through land conservation initiatives that effectively stop pollution from entering our streams and tributaries. Our impassioned base of 42,000 supporters empowers us to protect and expand streamside forests, pass water protection laws, and restore local shorelines.
