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Google expands PJM virtual power plant to 1 gigawatt

Google expands PJM virtual power plant to 1 gigawatt

Built World

Tenfold increase from a 100-megawatt agreement signed in June, aggregating demand flexibility across 13 states and Washington, D.C.

Today: Google expands VPP to 1 gigawatt across PJM

Overview

Updated 1 hour ago

Google is paying homes and businesses across a 13-state region to use less electricity when demand peaks. The company expanded its virtual power plant agreement with Voltus to 1 gigawatt, about the output of a large nuclear reactor. It is a tenfold increase from the 100-megawatt deal signed in June.

No new power plants are being built. Voltus will aggregate thousands of smart thermostats, batteries, and industrial facilities that cut usage on short notice, with participants paid directly. The deal tests whether distributed resources can offset data center load growth that has pushed PJM capacity prices to record highs.

Why it matters

Google will pay homes and businesses to cut peak power use, testing whether demand flexibility can hold down energy costs as data centers multiply.

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Key Indicators

1,070 MW
Target VPP capacity across PJM
Roughly the output of a large nuclear reactor, ten times the initial 100-MW agreement.
$350,000
Potential participant earnings per MW-year
Voltus says energy users in PJM can earn up to this through demand response payments.
$523.5M
PJM demand response revenue, 2025
Up 240% from 2024 per PJM's market monitor, driven by soaring capacity prices.
8.5 GW
Voltus distributed assets under contract
Voltus holds this capacity across North America and aims for 20 GW by 2030.

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People Involved

Organizations Involved

Timeline

2025 October 2026

5 events Latest: Today
Tap a bar to jump to that date
  1. Google expands VPP to 1 gigawatt across PJM

    Today Agreement

    Google and Voltus announce a 1-gigawatt virtual power plant across PJM, a tenfold expansion.

  2. FERC rejects PJM's 'bring your own capacity' plan

    Regulatory

    FERC largely rejects PJM's plan requiring new data centers to supply their own capacity.

  3. Google signs initial 100-MW virtual power plant deal

    Agreement

    Google and Voltus sign a 100-megawatt virtual power plant agreement in PJM.

  4. Voltus acquires Brightfield AI

    Acquisition

    Voltus acquires Brightfield AI to support battery-focused VPP capacity.

  5. Demand response revenue soars as PJM capacity prices spike

    Market

    Demand response revenue jumped 240% to $523.5 million as capacity prices soared.

Scenarios

1

Google-Voltus VPP hits full 1-GW capacity by 2030

Likely Resolves by Oct 22, 2030

Discussed by: Google and Voltus leadership; Voltus expects a 3-4 year ramp to full capacity

Voltus signs up enough residential, commercial, and industrial flexibility across PJM to reach the full contracted capacity. The contract runs through 2040, giving participants a decade or more of committed revenue that could justify investments in batteries and automated load controls.

2

Regulators restrict VPP participation in PJM

Unlikely Resolves by Jan 1, 2028

Discussed by: Canary Media and Utility Dive, noting FERC's rejection of PJM's BYOC proposal leaves regulatory uncertainty

FERC's rejection of PJM's 'bring your own capacity' plan leaves open how PJM will address data center load growth. PJM could propose new rules that tighten how demand response and VPP capacity bids into its market, or states could impose requirements that complicate aggregation across the region.

3

VPP model spreads to other hyperscalers

Possible Resolves by Oct 22, 2028

Discussed by: Industry sources quoted in Utility Dive, who call the contracts a turning point for distributed resources

If the Google-Voltus deal proves that contracted distributed capacity can offset data center load, other hyperscalers could follow with VPP agreements of their own. Voltus's Bring Your Own Capacity initiative is designed to make this easier, and its $225 million raise funds the ramp.

Historical Context

2 moments from history that rhyme with this story — and how they unfolded.

2010s-2020s

Corporate renewable power purchase agreements (2010s)

Google, Amazon, Microsoft, and Meta signed long-term power purchase agreements for utility-scale wind and solar, giving developers the revenue certainty to finance large projects. Corporate contracts became one of the biggest drivers of renewable buildout.

Then

Developer financing costs fell as buyers committed to multi-year offtake, and renewables scaled rapidly.

Now

Corporate PPAs became a standard tool for financing clean energy, reshaping how projects are developed.

Why this matters now

Voltus CEO Dana Guernsey draws this exact comparison: VPP contracts offer the demand-side equivalent, multi-year revenue certainty for flexible, distributed assets.

August 2020

California rolling blackouts (2020)

A severe heatwave pushed California's grid operator to order rotating outages for the first time since the 2001 energy crisis. Evening demand during the heatwave outpaced available supply.

Then

Customers across the state lost power in rotating blocks, and state agencies investigated resource adequacy.

Now

The episode sharpened focus on demand-side resources and peak management as tools for grid reliability.

Why this matters now

PJM faces a similar demand-versus-supply squeeze as data center loads grow; VPPs aim to shave peak demand without building new power plants.

Sources

(6)