Detroit Dam spillway
Detroit Dam, southeast of Salem, Ore., on the North Santiam River, provides a variety of functions including flood risk management and power production. However, it also blocks fish passage. The U.S. Army Corps of Engineers is in the process of building temperature control and a downstream fish passage structure at this site.

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Photo by: Sarah P. Bennett |  VIRIN: 170821-A-NM762-2250.JPG