An effort is underway to name the Paulins Kill, a 41-mile tributary of the Delaware River in New Jersey, as a National Wild ...

The Delaware & Raritan Canal, a water supply link from the Delaware River to the Raritan River in New Jersey, faces ...

Road salt, while good when roads are icy, can be bad for water systems and the critters that inhabit them. The U.S. Environmental Protection Agency has given $319,382 to the University of Delaware to ...

The New York City Department of Environmental Protection has agreed to stop most added land purchases to protect its Catskills reservoirs.

Four experts offer insights about how actions by the second Trump administration might affect the Delaware River watershed.

But, if you’re interested in the health of the Delaware River, you should say “Yay!” Which is what Jessica Newbern, a biologist with the Upper Delaware Scenic and Recreational River, would say, as ...

Efforts have intensified to remove mill dams in the Delaware River watershed to restore fish passage and reconnect communities.

The National Park Service abruptly halted repairs to a Milford, Pa., bridge after the discovery of a historic artifact tied to an old mill.

Researchers worry that blue catfish may eat young Atlantic sturgeon in the Delaware River and Bay, where fewer than 250 spawning adults remain.

Nearly 150 warehouses – totaling 88 million square feet – are planned or been recently approved in New Jersey’s Delaware River watershed.