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December 5, 2025

summer readiness

CAISO
CAISO Foresees Sufficient Resources for Normal Summer Conditions
California expects to meet its peak demand this summer under most weather conditions due to thousands of megawatts of new energy resources — almost all battery storage.
MISO
MISO Prepping for Likely 123-GW Summer 2025 Peak
MISO cautioned it’s likely in for heat waves and drought this summer with a slight chance it navigates a 130-GW peak in July.
CPUC
California Will Rely Heavily on Batteries to Meet Summer 2025 Peaks
California's grid is expected to meet peak demand this summer, with officials pointing to the massive growth in solar and storage resources as key.
NPCC
NPCC Predicts Adequate Electricity Supply this Summer
NPCC said all subregions should have adequate supply to meet demand this summer despite recent generation retirements.
WECC
WECC Flags Hydro in BC, SW Heat as Potential Summer Concerns
Extreme heat in the Desert Southwest and low hydro in the Northwest could pose reliability problems for the Western Interconnection this summer, although the region doesn’t face an alarming risk for grid emergencies, WECC officials said.
NOAA
SPP: Enough Generation to Meet Summer Demand
SPP says it will have enough generation to meet energy demand despite higher regional temperatures this summer, according to its biannual seasonal assessment.
SERC
SERC Reports Sufficient Resources in Summer Assessment
SERC Reliability's Summer Reliability Assessment indicated all subregions have adequate resources to meet demand this summer.
NOAA
Calif. Officials ‘Cautiously Optimistic’ on Summer Reliability

State energy officials are “cautiously optimistic” about maintaining grid reliability during the upcoming summer, with California poised to benefit from above-normal snowpack and precipitation coupled with the probability of mild conditions in its coastal regions.

NYISO
Stakeholders Scold NYISO on Messaging Ahead of Summer
Stakeholders scolded NYISO for using the wrong figure in a press release on its summer capacity assessment, saying it suggested capacity margins would be tighter this summer than expected.
ERCOT
ERCOT Projects 97-GW Peak Demand by 2034
ERCOT’s latest capacity, demand and reserves report projects summer peak demand will increase to more than 97 GW by 2034.

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