Fly Ash Agreement Focuses On Beneficial Use News provided by Share this article Share this article FORT WORTH, Texas, May 13, 2021 /PRNewswire/ -- CR Minerals Company, LLC today announced that they have reached an agreement with OG&E, the electric utility subsidiary of OGE Energy Corp. (NYSE: OGE), on the beneficial use of fly ash from OG&E's River Valley power plant in Spiro, OK. CR Minerals plans to use fly ash produced from the River Valley plant in their patented Tephra® RFA (Remediated Fly Ash) product. The material will be manufactured at a new facility to be constructed in the Dallas-Fort Worth metroplex.