As temperatures continued to hover in the mid-90s for a sixth day Friday, Con Ed set a new all-time record for electric usage.
The company's New York service area reached a peak of 13,214 megawatts at 2 p.m. on Friday That broke the previous all-time high of 13,189 megawatts set on July 22, 2011.
So far, New York City has gotten through the heat wave with just a few scattered power outages here and there, but the weather has to make you wonder what's standing between all those cool New Yorkers hugging their air conditioners and another citywide blackout like the one in August 2003.
Click the listen button to hear WNYC's Richard Hake interview Massoud Amin, a professor of electrical and computer engineering at the University of Minnesota, about New York's power grid and how it compares to other grids around the country.
Amin also explains why the United States should consider upgrading to a so-called Smart Grid.