The salmon fly hatch is over and the Madison is returning to summer conditions with cool water temperatures and long term average flows.  Storage in Hebgen and Ennis Lakes should be adequate to maintain these conditions throughout the summer.  Northwestern Energy spillway replacement at Hebgen has been carried over through 2016 and the Madison has not returned to its historic operation of cooler bottom discharge but is scheduled to be fully restored in 2017.  In the meantime the aquatic condi...
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