Sediment prompted a change of plans for modernizing the dam that crosses the St. Croix flowage in Gordon. After approving a ...

Before the Cuyahoga River can thunder freely over the falls encased by the Gorge Dam, the bottom of the river must be dredged to remove a trove of toxic materials — a process that will begin in ...

Thanks to the momentum of European Union policies, disused dams are being removed for the purpose of restoring rivers. One example of this is the Olloki dam (Gipuzkoa), which was the subject of a ...

Project to restore the channel aims to remove 20 years worth of sediment. The dam is part of an overall project whose primary purpose is flood risk management. The Chippewa Diversion Dam is shown in ...

The sediment retention structure is seen on May 21. It was built in response to the Mount St. Helens eruption. (Henry Brannan/The Columbian) The U.S. Army Corps of Engineers is set to start raising a ...

Lake Powell, an iconic centerpiece of the Colorado River Basin and the second-largest reservoir in the United States, is facing an escalating crisis as decades of sediment buildup threaten its future.

Beavers and the dams they build promote sediment deposition and modify channel and floodplain morphology and physical complexity. Beaver activities may result in increased watershed-scale water and ...

Eighteen Pennsylvania Department of Environmental Protection staff members were honored with Governor’s Awards for Excellence from Gov. Josh Shapiro for their work on projects that exemplify DEP’s ...

The U.S. Army Corps of Engineers is set to start raising a dam used to catch millions of tons of Mount St. Helens sediment that flows each year from the mountain into the Toutle, Cowlitz and Columbia ...