Three years ago 90% of its power was coal. Now Kentucky is working on a post-coal economy

Three years ago 90% of its power was coal. Now Kentucky is working on a post-coal economy · CNBC

"As we speak, we are preparing new executive actions to save our coal industry and to save our wonderful coal miners from being put out of work," President Donald Trump declared at a March 20 rally in Louisville, Kentucky . "The miners are coming back."

If true, they are coming back at the same time that solar energy and a new kind of mining — for raw ingredients used in the tech industry — are coming to coal country. Some state officials and researchers in Kentucky are betting that its future economy can be driven as much by solar panels and smartphones as strip mining.

When Kiran Bhatraju, a native of Pikeville, Kentucky, and the CEO of renewable-energy company Arcadia Power, heard that a coal company would be converting an old strip mine into a solar farm, he expected huge backlash. But his community's reaction was the opposite.

"The mayor, local politicians and people in coal country are ready and excited about new jobs in the renewables industry," Bhatraju said. "The entire community has been rallying behind the project because it will retrain and put miners back to work."

Nick Comer, external affairs manager at the East Kentucky Power Cooperative, a member-owned utility service that provides electricity to more than 530,000 homes, said that while coal will always have a place in Kentucky's history and cultural standing, it's not a loyalty that supersedes economics.

"Ultimately, it comes down to how we can provide affordable, reliable power to our members," Comer said. "That's our mission."

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At one point more than 90 percent of the electric power provided by EKPC was coal-fired. Last year that number was down to about 70 percent, and today the cooperative is in the process of installing a 33,000-panel solar field on its property.

"What we're doing is recognizing customer demand," Comer said. "And not just residential customers but also businesses. When companies are considering areas to locate a plant or facility, they're looking for energy options that are cost-effective and sustainable."

StateBook International, which provides a platform of local data to corporations making decisions on where to invest and expand, says that availability of sustainable power is a major factor for companies, and they pay close attention to which states produce enough capacity to reliably power their communities.