PJM over-forecasting costs consumers up to $4.4B for unneeded energy capacity: Report

Utility Dive: PJM has a target reserve margin of about 16% of peak load for the past decade, showing the grid operator has consistently believed that level of capacity is needed to ensure reliability. However, throughout that period, excess energy has continued to clear reserve margins, according to the final load forecasts of auctions from 2012/2013 to 2020/2021.

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