WKOW: Expert points to overheating transformer as likely cause of Madison substation fire

MG&E, ATC and DNR crews have been on site at the Blount Street Substation since Friday’s explosion and fire and since the beginning they’ve pointed to an electrical failure as the cause.

On Tuesday, ATC confirmed to 27 News the transformer was the source of the failure.

To learn more, 27 News shared the details and video of the explosion with UW-Madison electrical and computer engineering professor Daniel Ludois. Read more at WKOW.com.