Electricity costs continue to climb nationwide, and experts say infrastructure is a major factor.

"I think it's important to understand that most of your electricity bill is infrastructure," said Mike O'Boyle, acting policy team director at Energy Innovation. "And you're paying for the infrastructure we have right now."

O'Boyle said modernization of the nation's aging infrastructure is colliding with higher demand and rising natural gas costs, which account for about 40% of U.S. electricity production.

"It's kind of a wicked problem right now coupled with the international supply chain and trade issues that are really complicating things," he said.

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