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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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Press Release

The Energy Information Administration (EIA) adopts UPLAN for potential integration with its Short Term Energy Outlook

LCG, October 8, 2014 – The office of Energy Information Administration (EIA) of the US Department of Energy has acquired UPLAN Network Power Model for specialized electric modeling. EIA has also acquired the accompanying Plants, Loads, Assets, Transmission and Operations (PLATO) data models for the entire US electric system.

UPLAN Network Power Model (UPLAN-NPM) developed by LCG Consulting of Los Altos, California, is a chronological electric grid model that is used to perform detail transmission, generation and economic analysis. The EIA staff plans to use UPLAN-NPM for scenario analysis, discussion papers and today-in-energy analysis, and to evaluate UPLAN-NPM forecasts for potential future incorporation in the Short Term Energy Outlook for electricity generation modeling.

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About LCG Consulting:
With over 30 years of experience, LCG Consulting offers a full range of consulting services and specialized software products for energy producers, suppliers and traders seeking to optimize resources in a cost effective fashion. The UPLAN suite of models is used extensively to conduct market studies for electrical systems throughout the world.
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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