Links in the news:
July 22, 2010. "Recently, there has been considerable concern regarding the warm water temperatures on the Deschutes River. Our friend Matt, recently received information from Don Ratliff, senior fish biologists at the Pelton Round Butte Project, regarding the temperature change of the river."
July 29 2011. "The selective water withdrawal facility is now in its second year of operation, and we’re getting questions about how we’re managing water temperatures in the Lower Deschutes. Here are some answers for you:"
August 18, 2011. "This article explores keeping releases within state temperature guidelines, The difference noticed by fishermen on the lower 100 miles of the river, and its dramatically changing temperatures with fish behavior:"
July 13, 2012."Many anglers know that temperatures on the Deschutes below the Pelton Round Butte Project are now being managed to reflect what they would be if the dams were not here. That is still the case:"
http://www.deschutespassage.com/news/?p=87
July 23, 2013. "After three years of complaints that a $130 million mixing tower in Round Butte Reservoir is raising water temperatures in and changing the nature of the lower Deschutes River, Portland General Electric is starting two studies to help determine if there is any scientific basis for the fears:"
http://www.oregonlive.com/environment/index.ssf/2013/07/in_the_hot_deschutes_river_por.html
August 12, 2013. "Dams hurt rivers. They block a river’s flow and harm water quality, fish and wildlife, and recreational opportunities. In some cases where a dam is outdated, unsafe, or has outlived its usefulness, American Rivers advocates for dam removal. But in many cases, keeping a working hydropower dam in place makes sense. And with some upgrades to the dam and its operations, we can make hydropower safer for rivers." - See more at:
http://www.americanrivers.org/blog/improving-hydropower-dams-benefits-rivers/#sthash.K8WzU2Ad.dpuf
The current water temperature can be read by visiting the USGS link.