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TerraPower Announces Start of Construction on First Utility-Scale Advanced Nuclear Plant in Wyoming

LCG, April 23, 2026--TerraPower announced today the official start of construction on its Kemmerer Unit 1 nuclear power plant, which could be the first utility-scale advanced nuclear power plant in the United States. In early March, the Nuclear Regulatory Commission (NRC) announced that it had authorized the staff to issue a construction permit for Unit 1 commercial nuclear power plant in Kemmerer, Wyoming.

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TVA Announces Two Energy Storage Agreements Totaling 425 MW/1,700 MWh

LCG, April 22, 2026--The Tennessee Valley Authority (TVA) yesterday announced two new, 20-year agreements for a 225 MW/900 MWh battery energy storage system (BESS) project in East Tennessee and for a 200 MW/800 MWh BESS project in northern Alabama. Both projects are planned to commence commercial operations in 2029.

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Industry News

Combined-Cycle Unit Online in Arizona

LCG, August 4, 2003--A 530-megawatt unit of the West Phoenix Power Station came online today, according to Pinnacle West Energy.

The unit is a gas-fired, combined-cycle addition to the Arizona-based plant, and succeeds Unit 4, which started operating in 2001. In that year, construction on Unit 5 began.

The West Phoenix units 4 and 5, as well as the Redhawk and Saguaro plants, were built to provide power to Phoenix-area customers, through APS, the regulated subsidiary of Pinnacle West Capital Corp., which also owns Pinnacle West.
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