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Behind-the-Meter Gas Keeps Scaling as the Grid Workaround

Dedicated gas generation continued to scale as the standard way around a slow and contested grid. A new advanced-class turbine order landed for a utility expansion driven by data center demand. Roughly two gigawatts of behind-the-meter gas is already operating, most of it serving a single AI customer. The headline projects from earlier cycles await regulatory decisions later in the year.

Jun 13, 2026 · 4 min read

Summary

Behind-the-meter gas generation, the practice of building dedicated power on or beside the data center campus rather than waiting for a grid connection, continued to advance during this window. Mitsubishi Power won an order on June 3 for a second advanced-class turbine at a Gulf Coast utility expansion shaped by data center demand. Industry tracking placed roughly 2 GW of behind-the-meter gas already operating across a handful of projects, most of it serving xAI, with a national pipeline of announced on-site gas capacity near 100 GW. The marquee projects from Episode 5, Meta’s Hyperion and the Microsoft and Chevron Pecos plant, await regulatory decisions later in 2026.

New In-Window Order

On June 3, Mitsubishi Power won a PowerSouth order for a second M501JAC advanced-class gas turbine at the Lowman Energy Center expansion in Alabama, with a 25-year long-term service agreement. The expansion lifts winter capacity above 1 GW from 696 MW. The first M501JAC unit at the site entered service in 2023. Mitsubishi Power wins PowerSouth order for second M501JAC gas turbine at Lowman Energy Center expansion - Sahm Capital

Just before the window, on May 15, Tallgrass and Mitsubishi Power Americas announced a turbine allocation of the first two M501JAC units, around 1,150 MW, for the Cheyenne Power Hub in Wyoming, a behind-the-meter project supplying a data center in an industrial park, with first components arriving as early as July. It predates the window opening but illustrates the same pattern. Tallgrass and Mitsubishi Power Americas Announce Turbine Allocation for Cheyenne Power Hub - Mitsubishi Power Americas

How Much Is Actually Online

Sector analysis published June 8 put roughly 2 GW of behind-the-meter generation currently online across four projects, the majority being xAI’s Colossus 1 and 2 near Memphis at about 1,498 MW of operating gas-turbine capacity, with a projection toward 2.8 to 3.2 GW by the end of 2026 and around 100 GW of on-site gas capacity announced nationwide. The same analysis flagged the rising-bills debate that the Texas cost politics this window brought to the surface. Behind-the-meter data center gas plants will raise US energy bills - Utility Dive

Status of the Headline Projects

  • Meta Hyperion, Louisiana: the Louisiana Public Service Commission voted on April 15 to fast-track Entergy’s application for seven additional gas plants, ten in total at more than 7 GW. The final commission vote is scheduled for the December 2026 business session. No new ruling occurred in this window. Louisiana Regulators Fast-Track 7 Gas Plant Proposal for Meta Data Center - Union of Concerned Scientists
  • Microsoft and Chevron Pecos, Texas: the JETI tax abatement, around $227 million over a decade for a 2,500 MW initial plant, still awaits the governor’s office sign-off. No executed agreement was announced in the window, and Abbott’s June 10 directive to phase out outdated tax incentives now hangs over the JETI pathway. Chevron wants a school district tax break for a data center power plant - Grist
  • Williams Project NEO, the 682 MW behind-the-meter gas and storage project for an in-service date in the second half of 2028, was announced with Williams first-quarter results on May 4, before the window. No new Williams Power Innovation project was announced in this window. Williams Announces Record First-Quarter 2026 Results - Williams Companies

Conclusions

Behind-the-meter gas is the default response to a grid that is slow and now politically contested. The new in-window order is incremental, but the structural picture is clear. About 2 GW is operating, a national pipeline near 100 GW is announced, and the largest projects are advancing through regulators rather than stalling. The cost politics surfacing in Texas does not weaken the case for behind-the-meter power. It strengthens it, because dedicated generation sidesteps the public-infrastructure funding fight.

Our Thinking

The tension to watch is that behind-the-meter is not free of friction. Hyperion still needs a December commission vote, and the Pecos abatement now sits under an incentive phase-out. Even the off-grid path runs through public approval somewhere, and the same ratepayer and emissions scrutiny that slows grid connections can slow dedicated plants. The buildout is detaching from the public grid, but it has not detached from public consent.

Watch

  • The Louisiana commission final vote on the Hyperion seven-plant plan, scheduled for December 2026.
  • Whether the Pecos JETI abatement is executed or caught by the Texas incentive phase-out.
  • The end-2026 behind-the-meter operating total against the 2.8 to 3.2 GW projection.
  • New behind-the-meter orders naming megawatts, fuel, and counterparties.
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Behind-the-Meter Gas Keeps Scaling as the Grid Workaround

Dedicated gas generation continued to scale as the standard way around a slow and contested grid. A new advanced-class turbine order landed for a utility expansion driven by data center demand. Roughly two gigawatts of behind-the-meter gas is already operating, most of it serving a single AI customer. The headline projects from earlier cycles await regulatory decisions later in the year.

Jun 13, 2026 · 4 min read

Summary

Behind-the-meter gas generation, the practice of building dedicated power on or beside the data center campus rather than waiting for a grid connection, continued to advance during this window. Mitsubishi Power won an order on June 3 for a second advanced-class turbine at a Gulf Coast utility expansion shaped by data center demand. Industry tracking placed roughly 2 GW of behind-the-meter gas already operating across a handful of projects, most of it serving xAI, with a national pipeline of announced on-site gas capacity near 100 GW. The marquee projects from Episode 5, Meta’s Hyperion and the Microsoft and Chevron Pecos plant, await regulatory decisions later in 2026.

New In-Window Order

On June 3, Mitsubishi Power won a PowerSouth order for a second M501JAC advanced-class gas turbine at the Lowman Energy Center expansion in Alabama, with a 25-year long-term service agreement. The expansion lifts winter capacity above 1 GW from 696 MW. The first M501JAC unit at the site entered service in 2023. Mitsubishi Power wins PowerSouth order for second M501JAC gas turbine at Lowman Energy Center expansion - Sahm Capital

Just before the window, on May 15, Tallgrass and Mitsubishi Power Americas announced a turbine allocation of the first two M501JAC units, around 1,150 MW, for the Cheyenne Power Hub in Wyoming, a behind-the-meter project supplying a data center in an industrial park, with first components arriving as early as July. It predates the window opening but illustrates the same pattern. Tallgrass and Mitsubishi Power Americas Announce Turbine Allocation for Cheyenne Power Hub - Mitsubishi Power Americas

How Much Is Actually Online

Sector analysis published June 8 put roughly 2 GW of behind-the-meter generation currently online across four projects, the majority being xAI’s Colossus 1 and 2 near Memphis at about 1,498 MW of operating gas-turbine capacity, with a projection toward 2.8 to 3.2 GW by the end of 2026 and around 100 GW of on-site gas capacity announced nationwide. The same analysis flagged the rising-bills debate that the Texas cost politics this window brought to the surface. Behind-the-meter data center gas plants will raise US energy bills - Utility Dive

Status of the Headline Projects

Conclusions

Behind-the-meter gas is the default response to a grid that is slow and now politically contested. The new in-window order is incremental, but the structural picture is clear. About 2 GW is operating, a national pipeline near 100 GW is announced, and the largest projects are advancing through regulators rather than stalling. The cost politics surfacing in Texas does not weaken the case for behind-the-meter power. It strengthens it, because dedicated generation sidesteps the public-infrastructure funding fight.

Our Thinking

The tension to watch is that behind-the-meter is not free of friction. Hyperion still needs a December commission vote, and the Pecos abatement now sits under an incentive phase-out. Even the off-grid path runs through public approval somewhere, and the same ratepayer and emissions scrutiny that slows grid connections can slow dedicated plants. The buildout is detaching from the public grid, but it has not detached from public consent.

Watch