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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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Press Release

COVID-19 Simulation Results for ERCOT 2020 - a Comparison to Business as Usual Case

LCG, April 23, 2020 -- The COVID-19 pandemic is having a profound impact on daily life and the economy, from affecting which businesses are allowed to operate, to influencing international oil prices. States and major cities in the US are instituting quarantines, along with shelter-in-place directives, to contain the spread of COVID-19. Power markets will likely deviate from their business-as-usual scenario as a result of decline in power demand and fuel prices.

Both the business as usual (bau) and the COVID-case were simulated using UPLAN Net-Work Power model, and the main results are published in this report .The readers can download the the report directly.

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UPLAN-NPM
The Locational Marginal Price Model (LMP) Network Power Model
Uniform Storage Model
A Battery Simulation Model
UPLAN-ACE
Day Ahead and Real Time Market Simulation
UPLAN-G
The Gas Procurement and Competitive Analysis System
PLATO
Database of Plants, Loads, Assets, Transmission...
CAISO CRR Auctions
Monthly Price and Congestion Forecasting Service