October 5, 2024

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.
PJM Operating Committee Briefs: Nov. 12, 2019
PJM staff told the Operating Committee questions still remain about why its load forecast veered so far off course during a hot spell in early October.
NEPOOL Markets Committee Briefs: Nov. 12-13, 2019
The New England Power Pool Markets Committee continued to work on ISO-NE’s proposed Energy Security Improvements proposal.
MISO to Work on Monitor’s 2018 Recommendations
MISO officials said they agree with almost all the recommendations outlined by the Independent Market Monitor in this year’s State of the Market report.
California PUC Votes to Keep Old Gas Plants Operating
The California PUC voted unanimously to recommend that some older gas-fired plants remain open for up to three years to prevent reliability problems.
MISO Planning Reserve Margin to Climb in 2020
MISO estimates it will need an 8.9% unforced capacity planning reserve margin for the 2020/21 planning year, a full percentage point above the current level.
MISO Weighs Seasonal Capacity, Accreditation Plan
MISO is proposing fixes to its LOLE study and capacity accreditation while it tries to determine if it should implement a seasonal capacity construct.
ERCOT Expects to Easily Meet Winter, Spring Demand
ERCOT said it will have sufficient installed capacity available to meet projected peak demand this winter and spring.
SPP Shortfall Leads to Scarcity Pricing Calls
An August energy emergency alert that had SPP one contingency away from shedding load has renewed calls for scarcity pricing to ensure adequate reserves.
MISO Taking Pains to Prepare for Moderate Winter
MISO is preparing for emergency conditions this winter despite projecting 40 GW of excess capacity to meet the forecasted peak in January.
PJM PC/TEAC Briefs: Oct. 17, 2019
PJM’s Planning Committee deferred voting on a proposal regarding critical infrastructure mitigation projects for a webinar planned to discuss transparency.

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