Market monitor: about $6.3 billion of the July 2026 auction's $16.4 billion came from data center demand; $29.4 billion over the last four auctions.

What this evidence bears on

• Supports: In the PJM grid, data center demand added an estimated $29.4 billion to capacity costs over the last four auctions, according to the grid's independent market monitor. Those costs reach every household's bill.

  • A reason for “Yes, cities should pause new large data centers until their costs are understood and covered.”