Results from a year-long study on high-tech electricity meters found smart grid technology performed as intended, saving consumers about 10 percent on their bills while easing strain on the power grid.
The Department of Energy has just wrapped up a fascinating experiment in Washington State in which it provided both homeowners and their appliances with tools that can sense stress on the power grid. Homeowners who made use of the tools saved money—approximately 10 percent on their electric bills—and the grid was more stable, too.