January 23, 2025

Resource Adequacy

Resource adequacy is the ability of electric grid operators to supply enough electricity at the right locations, using current capacity and reserves, to meet demand. It is expressed as the probability of an outage due to insufficient capacity.
ISO-NE
Report: Fuel Security Key Risk for New England Grid
ISO-NE is increasingly reliant on natural gas-fired generation, and LNG and electricity imports to maintain reliability, a new report shows.
ERCOT, SPP Extend Winter Peak Records
Another wave of arctic cold in the South has ERCOT and SPP revising their winter peak records.
DOE NOPR Rejected, ‘Resilience’ Debate Turns to RTOs, States
FERC and grid operators will explore "resilience" following the commission’s rejection of Energy Secretary Rick Perry’s proposed rulemaking.
PJM Operating Committee Briefs: Jan. 9, 2018
PJM stakeholders endorsed changes to how generation ownership is transferred despite a concern about a required 45-day prefiling.
CAISO
CAISO: Tx Constraints Hinder Out-of-State Wind
California faces a “severe shortage” of transmission capacity needed to tap potential New Mexico and Wyoming wind resources, CAISO said.
MISO Breaks down Recent Cold Snap
While the high load and generation outages followed the pattern of the polar vortex, MISO managed to keep prices stable and maintain better reliability.
MISO RASC Briefs: Little Change to Capacity Forecasts
MISO’s next capacity auction will likely rely on megawatt values and limits similar to those underpinning last year’s auction.
PJM
Coal, Oil Use Surges, Gas Prices Spike in Week-Long Arctic Blast
Grid operators turned to coal- and oil-fired generation as Arctic air sent temperatures plunging to record lows from the Great Plains to the Deep South.
CAISO
CPUC Targets CAISO’s Calpine RMRs
The California PUC (CPUC) will vote on a proposal to replace reliability-must-run contracts between CAISO and Calpine.
Eastern Grid Operators Weather Extreme Winter Conditions
The three grid operators serving the East Coast, ISO-NE, NYISO and PJM Interconnection, have so far weathered the extended cold snap gripping the region.

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