The river, the longest free-flowing river east of the Mississippi, is 113 feet deep at River Mile 290, counting from Delaware Bay, and visible from the bridge connecting Pennsylvania and New York.

A newly released map shows for the first time in detail the controversial proposal to create a national park around the Delaware River, from the Delaware Water Gap north nearly to the New York ...

Salty oceanwater is creeping up the Delaware River, ... The Delaware River provides drinking water for some 14 million people, including most of Philadelphia but also New Jersey and New York.

The Delaware, which flows between Pennsylvania and New Jersey on its 400-mile route from New York’s Catskills to the Delaware Bay, can be a map for others, the report says.

But it's time to put some respect on the hamlet called Narrowsburg, about 100 miles away from New York City — a place that is also known as the "Pizza Capital of the Upper Delaware River." ...

In October 2018, National Parks Conservation Association and partners released a new report to highlight stories from the emerging economy in the Upper Delaware River region, an area in Pennsylvania ...