Compare ISOs side by side

Preview: the consensus median across all seven US ISO/RTOs for annual energy this year. Multi-year and multi-metric comparison is part of Pro.

Annual energy (TWh) · 2026

7 / 7 ISOs reporting

ISO

Median TWh

Sources

Range band

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PJM921.42
open →
MISO717.22
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ERCOT523.52
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SPP340.22
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CAISO259.82
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NYISO162.22
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ISO-NE123.62
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