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.
NYISO
NYISO Slightly Lowers Expected 2034 Shortfall
NYISO's update to its draft Reliability Needs Assessment still shows an expected capacity shortfall by 2034, though it is slightly less than what was initially presented in July.
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SPP Adds Advisory Committee for Resource Adequacy
Now that SPP has set planning reserve margins for the 2026 summer and 2026/27 winter seasons, the grid operator has turned its attention to setting up a longer-term PRM.
Shutterstock
NEPOOL Participants Committee Votes to Support Hourly GIS Tracking
The NEPOOL Participants Committee voted to update the Generation Information System to enable the transfer of hourly certificates, opening the door for the sale of hourly renewable energy credits. 
Amazon
Collaboration Key to Managing Growing Western Load, Panelists Say
Collaboration among stakeholders will be crucial to maintaining Western grid reliability in the face of increasing demand posed by large loads such as new data centers, speakers said during a webinar hosted by WECC.
Northern Indiana Public Service Co.
MISO: 50% Peak Load Cap, Software Help Key for Crowded, Delayed Queue
MISO is adamant that it should limit project proposals in future queue cycles to 50% of annual peak load to moderate its 300-GW, oversaturated queue.
Western Power Pool
WRAP Members Vote to Delay ‘Binding’ Phase to Summer 2027
The Western Resource Adequacy Program’s key stakeholder body approved a plan that would postpone the start of its penalty phase by one year, to summer 2027.
NWS and NOAA
Late August Heat Wave Delivers 122-GW MISO Summer Peak
MISO set its 122-GW summertime peak on the unofficial last week of summer, with widespread heat necessitating back-to-back maximum generation warnings.
Holtec International
Holtec Confident on Late 2025 Restart of Palisades Nuclear Plant
No nuclear power plant in the nation has restarted operations after shutting down, and Holtec International is detailing how it expects to accomplish the feat at the mothballed Palisades Nuclear Generating Station in a little more than a year.
TVA
TVA Defends Rate Increase for New Gen while Nonprofit Blasts Utility’s ‘Broken Oversight’
The Tennessee Valley Authority is insisting its second rate increase in two years is necessary to build new generation despite the Southern Alliance for Clean Energy condemning the latest hike as clandestine and used to support fossil fuel investments.
ERCOT
ERCOT Board of Directors Briefs: Aug. 19-20, 2024
ERCOT’s rule change to the Nodal Operating Guide that imposes voltage ride-through requirements on inverter-based resources has been partially approved, but much work remains.

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