Deep Isolation Resumes Bulgaria Spent Nuclear Fuel Disposal Study After Trump Delay

Project was put on hold pending foreign aid review by Washington

Deep Isolation Resumes Bulgaria Spent Nuclear Fuel Disposal Study After Trump Delay
Bulgaria’s only commercial nuclear power station is Kozloduy, which provides about a third of its electricity. Courtesy Kozloduy NPP.

US-based nuclear waste management company Deep Isolation has resumed a feasibility study that was put on hold by Washington into the potential for deep borehole disposal of Bulgaria’s spent nuclear fuel and high-level radioactive waste.

In December 2024, the US Trade and Development Agency (USTDA) signed a grant agreement with the Bulgarian government and its state-owned energy holding company to support nuclear energy and safety projects in the Balkan country.

Under the framework, Deep Isolation would carry out a feasibility study to analyse technical, regulatory, and economic factors for the possible deployment of its technology in Bulgaria.

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