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May 31–June 3, 2026
Denver, CO|Sheraton Denver
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GAO: Grouting Hanford tank waste could cost more than $1.1B
Workers move a container of treated tank waste as part of Hanford’s Test Bed Initiative to grout around 2,000 gallons of LAW for off-site disposal. (Photo: DOE)
Grouting Hanford’s low-level radioactive liquid tank waste could cost between $480 million and $1.1 billion, according to a report by the Government Accountability Office, which has repeatedly found that grouting (immobilizing waste in a concrete-like mixture) can accelerate cleanup at the Hanford Site and save billions of dollars when compared to mixing the waste with molten glass through the vitrification process.
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Duke Energy, a Fortune 150 company, is headquartered in Charlotte, N.C. The company has approximately 51,000 megawatts of generating capacity in the Carolinas (including 11,000 megawatts of nuclear generation), Midwest and Florida, providing electricity to 7.8 million customers, and natural gas services supplying more than 1.6 million customers in Ohio, Kentucky, Tennessee and the Carolinas.
