NorthWestern Energy is continuing work on a project to upgrade the spillway of the Black Eagle Dam on the Missouri River.

dam operators agreed to open the spillway just for American Experience. "It was very exciting that they agreed to spill for us for a short period specifically for the film," said Associate ...

The United States Army Corps of Engineers tested the spillway gates at the Lake Hartwell hydropower dam on Wednesday, March ...

and a siphon will be installed through the existing spillway to regulate the upstream normal pool elevation. The redeveloped Lake Matoaka Dam will achieve regulatory compliance with current Virginia ...

And, generally, he said the multimillion dollar concrete auxiliary spillway — which resulted from the North Fork Dam Improvement Project, operational in 2021 — was designed and built to do ...