Tom Anderson of AE Electric (left) and Paul Hoopengarner of P H Current Electric Co. work on installing an electrical vehicle charging station (white box on the wall) in the garage of homeowner Lowell Estes (not visible) in Crown Point, Ind. Monday May 21, 2012. The 240 volt 40 amp circuit charging station is for Estes' Chevrolet Volt. | Stephanie Dowell~Sun-Times Media

The Chevrolet Volt displays information about the battery charge at the home of Volt owner Lowell Estes in Crown Point, Ind. Monday May 21, 2012. Estes had an electrical vehicle charging station installed in his home garage Monday. | Stephanie Dowell~Sun-Times Media

Lowell Estes drives his Chevrolet Volt in Crown Point, Ind. Monday May 21, 2012. Estes had an electrical vehicle charging station installed in his home garage for the electric car. | Stephanie Dowell~Sun-Times Media

Lowell Estes poses for a photograph in his Chevrolet Volt at his home in Crown Point, Ind. Monday May 21, 2012. Estes had an electrical vehicle charging station installed in his home garage Monday. | Stephanie Dowell~Sun-Times Media

Lowell Estes (left) talks with Kathleen Szot, NIPSCO spokesperson, as an electrical vehicle charging station is installed in his garage for his Chevrolet Volt (foreground) in Crown Point, Ind. Monday May 21, 2012. | Stephanie Dowell~Sun-Times Media