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December 5, 2025

reserve margins

ERCOT’s Summer Reserve Margin up to 12.6%
ERCOT said it still expects record demand this summer and the potential need for emergency measures, despite a drop in load from the COVID-19 pandemic.
ERCOT Market Adjusting to ‘The New Normal’
In 2019, ERCOT withstood extreme heat and loss of wind power during some of the hottest days to meet multiple demand peaks exceeding the previous year.
ERCOT’s Reserve Margin Climbs to 10.6% in 2020
ERCOT will likely welcome back double-digit reserve margins next year and well into the decade, according to the grid operator’s latest CDR report.
PJM Operating Committee Briefs: Oct. 15, 2019
PJM’s Operating Committee put manual revisions for its gas contingency rules on the fast track to endorsement after approving the changes on the first read.
Magness, Walker to Explain ERCOT Reliability to NERC
ERCOT CEO Bill Magness and Texas PUC Chair DeAnn Walker will attend NERC’s Board of Trustees meeting to discuss the grid operator’s slender reserve margins.
ERCOT Board of Directors Briefs: Oct. 8, 2019
ERCOT CEO Bill Magness briefed the Board of Directors on an upcoming trip to NERC and the work of the Battery Energy Storage Task Force.
Abundance of Summer Capacity — Except in Texas
ERCOT’s low reserve margin sticks out when compared to those of most other regions in the U.S., where their reserves are well above their reference levels.
ERCOT: More Capacity, but Emergency Ops Still Expected
ERCOT said its final summer 2019 resource adequacy assessment indicates “a potential need” to enter energy emergency alert status for system reliability.
NRG to Bring Back Gas Plant for Summer 2019
NRG Energy said it expects to return to service an inactive Texas gas plant in time for summer, giving ERCOT additional capacity to play with.
Overheard at Infocast ERCOT Market Summit
Infocast’s annual ERCOT Market Summit attracted policymakers with utility, solar, wind and other energy executives to explore potential solutions and opportunities in Texas.

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