On-site power
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Behind the meter Turbines and engines
Wärtsilä Says Lead Times for Its Engines Continue to Increase, Given Strong Energy Order Intake
In its interim report release of October 27, 2026, Wärtsilä says that lead times for its engines continue to increase, given strong Energy order intake, and reports an order to supply an onsite power solution for a data center project in the United States.
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Behind the meter Building and running the plant
The IEA Says It Is Not Clear That Onsite Generation Necessarily Promises Data Centers a Faster Route to Market at Scale, in the Context of a Supply Crunch for Gas Turbines
The IEA's executive summary says reliable onsite gas-fired power for "critical and variable data centre load" requires overbuilding onsite generation relative to demand, and that, with a supply crunch for gas turbines, "it is not clear that onsite generation necessarily promises a faster route to market for data centres at scale."
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What the Panel May Ask: Large Loads at FERC's Reliability Technical Conference of October 21, 2026
The Federal Energy Regulatory Commission's notice of September 9, 2026 sets out the agenda of its Reliability Technical Conference on October 21. The title of its first panel includes "Operational Challenges of Integrating Large Loads in Evolving System Dynamics."
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Behind the meter Turbines and engines
An Award to Make Gas-Fired Power Units for a Data Center: Enerflex's Material Change Report of October 13, 2026
Enerflex Ltd. reported on October 13, 2026 that it has been contracted to design, engineer, fabricate and assemble "over one gigawatt" of natural gas-fired power generation units for a large data center development in North America. The report also says what its backlog offers beyond the initial equipment scope.
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Financing and contracts Power contracts
Primary Power for a Data Center: Kodiak Gas Services' Agreement in West Texas
Kodiak Gas Services' release of September 21, 2026 announces an agreement to provide behind-the-meter, baseload power capacity to a West Texas data center "for a term of six years," from natural gas-fueled generation units. The customer is described and not named, and the release states no price.
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Behind the meter Turbines and engines
Gas Turbines Among the Awards: Baker Hughes' Results for the Second Quarter of 2026
Among the awards in Baker Hughes' results release of July 26, 2026 are gas turbines for power in North America, with data centers named among the uses. The release also gives the orders and the Remaining Performance Obligations of the segment that won them.
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Behind the meter Turbines and engines
Record Orders and Longer Equipment Delivery Times: Wärtsilä's Half-Year Report for January to June 2026
Wärtsilä's release of July 21, 2026 says Energy order intake passed its previous all-time high, largely as a result of firm data center-related orders across two projects and of balancing orders. Its chief executive also says equipment delivery times continued to increase.
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Selection for Negotiations: NNSA on an AI Data Center and Energy Project at the Savannah River Site
The National Nuclear Security Administration announced on July 20, 2026 that it had selected a company "to enter negotiations for a phased lease" for an AI data center with on-site energy generation at the Savannah River Site, and said the selection "does not constitute a final lease award."
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Behind the meter Building and running the plant
Not Connected in Any Way to the Larger Grid: EPA's Clarification on Islanded Power Plants
In a memorandum of July 16, 2026, EPA told its regional administrators that it believes the Acid Rain Program does not apply to power generation facilities that are not connected in any way to the larger electricity grid. The memorandum says it is not a final determination for any particular facility.
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Behind the meter Building and running the plant
Not Physically Connected to the Electric Power Grid: Ohio's Siting Board Approves a Gas Plant for an Adjacent Data Center
On June 26, 2026, the Ohio Power Siting Board approved the construction of a natural gas fired plant that will serve an adjacent data center and will not be physically connected to the grid, with battery storage "to accommodate fluctuations in demand and mitigate unplanned outages."
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If Finalized as Proposed: EPA Proposes to Redefine "Begin Actual Construction"
On May 11, 2026, EPA proposed to redefine "Begin Actual Construction" in its air permitting rules. "If finalized as proposed," the release says, "Americans will be able to start building non-emitting components or structures for essential power generation, data centers, and manufacturing" before obtaining a major New Source Review permit.
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Rapid and Large Swings in Demand: The IEA's April 2026 Release on Energy and AI
On April 16, 2026, the International Energy Agency said electricity demand from data centers in 2025 well outpaced the growth of global electricity demand. Its release also lists the physical bottlenecks it sees, and says the swings in an AI data center's demand can stretch the technical capabilities of onsite gas plants.
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Financing and contracts Power contracts
A Firm Reservation and One That Ended Early: Liberty Energy's Presentation of March 2026 on Its Power Business
In a presentation dated March 2026, Liberty Energy describes its business of owning and operating distributed power assets for customers. Its slides report a power development agreement anchored by a firm reservation contract, and a reservation agreement that ended early after the project behind it was modified and delayed.
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When a Temporary Turbine Stops Being Temporary: EPA's Final Standards for Stationary Combustion Turbines
EPA finalized amendments to its performance standards for stationary combustion turbines on January 9, 2026. Its fact sheet describes size classes, an added control for new large turbines with high utilization rates, and a subcategory for temporary turbines with a 24-month limit on what counts as temporary.
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Rules and permits Rules and tariffs
Filed No Later Than March 31, 2025: Section 4905.311 of the Ohio Revised Code
A section of the Ohio Revised Code, effective August 14, 2025, allows an electric distribution utility to supply behind the meter electric generation service, provided the facilities it intends to use were filed with the public utilities commission no later than March 31, 2025. It says which costs the utility shall not recover from retail customers who are not receiving that service.
