NEED TO KNOW

• PJM serves 67 million people and says its current structure is "not tenable."
• Capacity prices jumped from $29 to $329 per megawatt-day in two years.
• Independent analysts disagree on how much of the bill shock is AI's fault.

WASHINGTON, DC (TDR) — The AI boom is not happening inside a chatbot. It is happening inside power plants, and a 13-state grid operator just admitted it cannot keep up.

The big picture: PJM Interconnection, which runs the largest electricity market in North America, released a white paper this month warning it has "years, not decades" to fundamentally restructure. The cause is a data-center load the grid was never designed to carry, arriving faster than new generation can be built.

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• PJM CEO David Mills said the current situation "is not tenable".
• The independent market monitor said PJM has never been this short.

Why it matters: This is already on your electric bill, or about to be.

• DC ratepayers saw Pepco bills rise about $10 per month from the latest capacity auction.
• Western Maryland faces roughly $18 more per month; Ohio about $16.
• The Trump administration estimates a PJM-wide hit averaging 15% versus the pre-AI baseline.

Driving the news: PJM's capacity auctions, the market that sets reservation prices for power years in advance, have repriced violently.

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• The 2025/2026 auction cleared at $269.92/MW-day, up from $28.92 the prior year.
• The 2026/2027 auction hit the FERC cap at $329.17/MW-day.
• The 2027/2028 auction cleared at the cap with a supply shortfall. PJM could not buy enough power even at maximum price.

What they're saying: The diagnosis splits along clean lines.

• David Mills, PJM CEO — "The current situation is not tenable", per his stakeholder letter.
• Joe Bowring, Monitoring Analytics — "It's at a crisis stage right now. PJM has never been this short".
• Chris Wright, Energy Secretary — Trump's Ratepayer Protection Pledge means Big Tech "covers the cost" so residential rates do not rise.

Yes, but: The case that AI alone is driving rate shock is weaker than headlines suggest.

• E3, in an independent quantitative review, attributed only about half the price increase to load growth — the rest to plant retirements, market design changes, and reduced fossil accreditation.
• SemiAnalysis notes PJM forward energy prices rose just 12-20% for 2028, suggesting traders are not pricing in the same panic PJM's capacity construct produces.
• The Trump administration blames PJM market failure and 17 GW of baseload retirements during the Biden years, not data centers alone.

Between the lines: Both stories are true at once, and that is why nothing is solved yet. AI demand is a real load shock arriving on a grid that lost generation faster than it built it. The Ratepayer Protection Pledge, signed by Amazon, Google, Meta, Microsoft, OpenAI, Oracle, and xAI, commits Big Tech to fund its own power. But the bills already on doormats reflect auctions held before that pledge existed, and PJM was not invited to the White House signing. The political win was announced months before the regulatory mechanics catch up.

• Virginia's new rate class requires data centers to pay 85% of distribution and 60% of generation under 14-year contracts, starting January 2027.
• Until that and similar reforms compound, residential ratepayers are absorbing the gap.

What's next:

• PJM's June 2026 auction for the 2028/2029 delivery year is the next pricing signal.
• Big Tech pledges face their first test as utilities renegotiate rate structures state by state.
• Bill increases from the 2026/2027 auction hit accounts starting June 1.

If the AI buildout is national strategy, why does the cost arrive as a local utility bill — and who answers for it on Election Day?

Sources

This report was compiled using reporting from TechCrunch, Bloomberg, IEEFA, E3, SemiAnalysis, The White House, Canary Media, and American Action Forum

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