As was mentioned earlier, the Shoshone plant is down, which means its senior water right call, senior on the Colorado River here in Colorado, is off.
Reservoir operators, primarily the Colorado River District and Denver Water, have been working together to keep flows going through Glenwood Canyon on downstream in the absence of Shoshone. The River District put out a press release a couple of weeks ago. If you'd like a copy of it, PM me. It was also covered by several area newspapers: Aspen Times, Aspen Daily News, Glenwood Post Independent and Denver Post.
As for Reclamation, fortunately the releases making up for the Shoshone call correspond with our power generation call. We've been releasing water for power generation out of Green Mountain. Currently, we're releasing about 600 cfs (we've dropped down a little bit over the last few days).
I'm not sure what this late summer/early fall will look like on the Lower Blue, but for the last five years, we've had more demand for Green Mountain water during the late season making the Lower Blue a nice late season run (or so I'm told
As for Shoshone, though, that's what I know. You can probably get more information from the River District up in Glenwood Springs at (970) 945-8522.