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

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 ...

During an oversight visit, MPs uncovered weaknesses in the dam’s main spillway and embankments, raising fears over its long-term stability. The briefing brought together key stakeholders ...

The California Department of Water Resources began releasing 13,500 cfs from the spillway Thursday which created a big splash and a rainbow.