On Thursday, the OPPD board approved the first year of a potential five-year, $2.4 million contract with Omaha-based Superior Lighting Inc. to replace about half of the 13-county area’s high-pressure ...

In the coming weeks, Duke Energy, in partnership with the city of Kokomo, will begin upgrading approximately 2,623 city streetlights to LEDs. The project will save the city $135,000 annually in ...

The city is saving money on street lights after replacing high-pressure sodium lamps with LEDs on East Second Street and Tower Avenue. The city replaced 540 lamps, which is expected to save the city ...

MASON CITY — Alliant Energy has begun to install LED street lighting in Mason City, the first of a projected seven-year program of replacement. Gone will be the high-pressure sodium lights and their ...

BISMARCK – Energy-efficient LED lights could illuminate streets in more than a dozen North Dakota cities with an overall cost savings to customers, Xcel Energy says. The state Public Service ...