The Midwest grid operator released data last week showing that the cost of reserving power plant capacity across much of its 15-state footprint will be higher for the year beginning June 1.
States with renewable portfolio standards have been highly successful at meeting their targets, with compliance costs adding an average of only 1.3 percent to customer bills, according to the Lawrence Berkeley National Laboratory.
Chicago's Commonwealth Edison has agreed to test whether customers with smart electric meters use less power and cause less damage to the environment than consumers with conventional meters.
The U.S. EPA's Clean Power Plan, if upheld by the courts, could force more coal plant retirements than initially expected in the nation's midsection, according to the most recent modeling by the region's grid operator.
Nebraska Republican Rep. Jeff Fortenberry's says his home geothermal system is an example of "the way of the future."
As tomorrow's grid is reshaped with more wind farms, solar arrays and gas-fired plants, experts warn that new regulation will be needed to ensure that these resources provide the frequency support and other essential services.
Illinois' largest generation owners on Monday proposed major reforms to the downstate capacity market that the companies say will help support investment in new and existing power plants and ensure electric reliability.
A Missouri bill would require a separate line item on utility bills for costs to comply with the Clean Power Plan.
Federal energy regulators ordered the grid operator for a large swath of the central United States to alter rules that govern its annual capacity auction in response to complaints over soaring prices in southern Illinois.
Missouri air regulators are "close to 100 percent" certain they'll opt for a mass-based strategy to comply with U.S. EPA's Clean Power Plan, which requires the state to slash carbon dioxide emissions by more than a third by 2030.