"This will dramatically increase our pull on the grid, " she told BBC News.

BBC: UK homes getting more hungry for electricity

Ohio, was built to be a net zero energy building, but it still needed to pull energy from the grid for 11 years.

FORBES: Walgreens Wagers on Net-Zero Energy

At night, as the apartments pull electricity from the grid, the use is intended to balance out the excess power produced during the day.

FORBES: Largest U.S. 'Zero Net Energy' Community Opens In California At UC Davis

Escalating tensions over a proposal to impose rolling outages on wind-power farms in Oregon and Washington State to prevent the electric grid from overheating has convinced the Bonneville Power Administration (BPA), which is responsible for operating the power grid in the Pacific Northwest, to pull the plug on the plan.

FORBES: Grid Operators Drop Plan for Rolling Wind-Farm Outages