Dave Flessner, August 7, 2014 (Chattanooga Times Free Press)
“The Tennessee Valley Authority will continue to move away from the coal-fired generation that once supplied most of its power when it likely shuts down the Allen Steam Plant in Memphis by 2018…[TVA's staff claims the lowest-cost replacement option would be] a natural gas plant, which is projected to cost anywhere from $500 million to $1.3 billion…[T]he federal utility is obligated to pick the cheapest replacement power that complies with environmental and other rules…[The Tennessee chapter of the Sierra Club] questions whether natural gas will be less expensive than renewable sources over the long run…[and] is urging TVA to buy into a 3,500-megawatt wind power connection coming to Memphis by a Houston company known as Clean Line Energy Partners. The $2 billion project would carry wind-generated power from windmills in Texas and Oklahoma over a 700-mile, direct-current line into the Tennessee Valley…TVA contends that wind is too variable…But [Sierra Club says] the winds being tapped in the Great Plains are more steady and could be supplemented with more solar power and with some limited gas-fired generation in the Memphis area…” click here for more
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