US Data Center Briefing · September 30, 2026

Inside Virginia's fight over curtailing data-center load — and its diesel backups

SCC–Data Center Coalition June 30 model interruptible and emergency load-reduction tariffs for Virginia PEC coalition of 50+ groups wants DEQ and air regulators in the SCC process PJM 2027/2028 auction cleared 6,517 MW UCAP short, tied to Dominion-zone data centers DTE 2026 IRP seeks 1,400 MW Livingston and 700 MW Monroe CCGTs for 2.4 GW new load

Virginia’s fight over how new data-center load could be curtailed has a new front. On September 28, 2026, a coalition of more than 50 nonprofit and community groups led by the Piedmont Environmental Council asked the State Corporation Commission to broaden a working group that so far pairs the regulator with the Data Center Coalition. That working group grew out of a June 30, 2026 SCC–DCC letter to PJM proposing model interruptible tariffs and emergency load-reduction rules. The coalition’s central objection is that curtailment could push data centers onto their diesel backup fleets, and it wants air regulators, consumer counsel, and local governments at the table.

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