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NRC Renews Operating Licenses for Constellation's Nuclear Reactors at Clinton and Dresden Facilities

LCG, December 16, 2025--The Nuclear Regulatory Commission (NRC) announced today that it has renewed the operating licenses of Constellation LLC’s Clinton Unit 1 in Clinton, Illinois, and Dresden Units 2 and 3, near Morris, Illinois, for an additional 20 years beyond the current expiration dates. The combined capacity of these three, Illinois-based nuclear units is 2,925 MW, and the operating license extension will enable the units to generate carbon-free power through about 2050.

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ERCOT Announces Organizational Changes to Promote Grid Reliability, Rapid Demand Growth, and Innovation

LCG, December 12, 2025--Today, the Electric Reliability Council of Texas, Inc. (ERCOT) announced strategic organizational changes designed to accelerate innovation, strengthen grid reliability, and support the unprecedented growth in the demand for electricity across Texas. To meet these objectives, ERCOT created two new organizations: Interconnection and Grid Analysis, and Enterprise Data and Artificial Intelligence (AI). The two organizations will formally launch in January 2026.

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Industry News

Nine Mile Point Sold in Billion-dollar Deal

LCG, Dec. 12, 2000--Constellation Energy Group and Niagara Mohawk Power Corp. said separately this morning that Constellation will purchase Unit 1 and 82 percent of Unit 2 of the Nine Mile Point nuclear power plant in a deal valued at about $1.04 billion.

Niagara Mohawk said the sellers will realize $815 million in cash, $134 million in interest and $88 million in decommissioning savings.

Constellation will get 82 percent of the 1,148 megawatt Nine Mile Point Unit 2 from its owners, Niagara Mohawk, New York State Electric & Gas Co., Rochester Gas & Electric Co. and Central Hudson Gas & Electric Corp. The Long Island Power Authority, an 18 percent owner of Nine Mile 2, elected to hang onto its share of the unit.

Niagara Mohawk is the sole owner of the 609 megawatt Nine Mile Point Unit 1.

The terms of the deal include power purchase agreements under which Constellation will sell 90 percent of the output of the two reactors back to the sellers for about 10 years at an average price of around $35 per megawatt-hour.

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