Steel River Energy Center: Can Cypress Creek deliver America’s largest solar project with storage by 2029?

Cypress Creek Energy and Google, a subsidiary of Alphabet Inc. (NASDAQ: GOOGL), have started construction on the first two phases of the Steel River Energy Center in Mississippi County, Arkansas. Cypress Creek describes the three-phase development as a private capital investment exceeding US$4.5 billion, with 2.5 GWdc of solar generation and 2.9 GWh of battery storage planned by 2029. Google has contracted for energy from the first two phases under a power purchase agreement, giving the project a large, creditworthy customer as construction begins. The development connects rising electricity demand from data centres and manufacturing with a supply chain built substantially around American-made equipment. The central question is whether the commercial and financing strength behind the first two phases can be converted into timely construction and a fully contracted third phase.

Why does the Steel River groundbreaking matter for Arkansas electricity supply and US solar scale?

The construction milestone moves Steel River beyond the development and financing stages into physical delivery. The first two phases are expected to add approximately 1.6 GWdc of solar capacity and 1.9 GWh of battery storage to the regional grid.

Once the third phase is completed, total capacity is expected to reach 2.5 GWdc of solar and 2.9 GWh of storage. Cypress Creek estimates that the completed project could generate electricity equivalent to the annual consumption of more than 315,000 Arkansas homes.

The scale matters because Steel River is not simply another utility-scale solar farm. The battery component allows some solar generation to be stored and delivered at times when the grid requires additional supply, although Cypress Creek has not disclosed the battery system’s power rating or operational duration. Those details will determine how flexibly the storage assets can respond to evening demand, grid congestion and periods of lower solar output.

The project is also being built in a region where electricity demand is expanding beyond traditional residential and commercial consumption. Arkansas has been attracting steel manufacturing, data centres and other industrial facilities whose load requirements are larger and more continuous.

Entergy Arkansas has presented Steel River as an additional source of regional generation and storage that can support this economic expansion. However, the project will feed electricity into the grid rather than directly supplying a single Google data centre through a dedicated connection.

That distinction is important. Steel River increases the overall pool of generation available to the regional power system, but grid planning, transmission availability and the balance of other generation sources will continue to determine reliability for individual customers.

How do Google’s power purchase agreement and US$3.5 billion financing reduce Steel River’s commercial risk?

Google has secured energy from Steel River’s first two phases under a power purchase agreement with Cypress Creek. It is the largest combined solar and storage project in Google’s global procurement portfolio, according to the companies.

The agreement provides Cypress Creek with contracted demand from one of the world’s largest technology businesses. Although pricing, duration and other commercial terms were not disclosed, a long-term agreement with Google can provide the revenue visibility required to support project financing.

Cypress Creek secured US$3.5 billion in financing for the first two phases in June 2026. The financing was underwritten by Barclays, BNP Paribas, Santander and Wells Fargo, alongside tax equity from an undisclosed investor.

The financing and power purchase agreement address two of the most important risks facing a large renewable development: access to construction capital and certainty over future energy sales. Together, they materially improve the probability that the first two phases can proceed through procurement and construction.

They do not eliminate execution risk. Steel River still requires the coordinated delivery of solar modules, batteries, trackers, structural steel, substations and grid infrastructure across a project of unusual scale. Cost overruns, equipment delays, interconnection work and construction productivity could affect the schedule or expected returns.

The first two phases are also more commercially advanced than the third. Cypress Creek has not disclosed a comparable customer agreement or financing package for the remaining capacity. Completion of the full 2.5 GW development by 2029 will therefore require the company to preserve the economics of the later phase while construction costs, tax rules and electricity-market conditions continue to evolve.

Cypress Creek is privately held and has been owned by EQT Infrastructure since 2021. The company has commercialised approximately 19 GW of solar and storage projects and reports more than 6.8 GW of assets operating or under construction. Steel River is substantially larger than most individual projects in its existing fleet, making construction discipline particularly important.

Why is Steel River’s domestic supply chain as important as its 2.5 GW solar capacity?

Cypress Creek is positioning Steel River as both an electricity project and a domestic manufacturing investment. The sourcing strategy gives the project greater industrial significance than its generation capacity alone would suggest.

For the first two phases, PACO Steel is expected to supply more than 400,000 structural piles manufactured in Blytheville, Arkansas. Those piles will use more than 142,000 tons of steel coils produced at U.S. Steel’s Big River Steel facility in Osceola.

Nextpower is supplying the solar-tracking systems, which will incorporate domestically produced steel. First Solar Inc. (NASDAQ: FSLR) will provide US-manufactured solar modules, while LG Energy Solution Vertech will supply battery systems assembled in the United States using cells manufactured in North America. Moss has been appointed as the engineering, procurement and construction contractor.

This domestic sourcing approach can improve supply-chain traceability and reduce exposure to changing restrictions on foreign components. It may also support eligibility for domestic-content incentives, subject to the project satisfying the applicable requirements.

The strategy creates a reinforcing local economic cycle. Steel produced in Mississippi County will support construction of an energy project in the same county, while the resulting electricity capacity is intended to help attract and retain manufacturers and other power-intensive employers.

Cypress Creek expects approximately 700 construction jobs during each phase and estimates that Steel River could generate US$300 million in local tax revenue over its operating life. The beneficiaries are expected to include the Rivercrest School District, Mississippi County and the Town of Wilson.

Google and Cypress Creek have also committed a combined US$8 million to local initiatives. Google is providing US$5 million for energy-affordability, weatherisation and school energy-efficiency programmes, while Cypress Creek has committed US$3 million through its community investment programme.

These benefits remain partly dependent on successful construction and long-term operation. Construction employment is temporary, tax receipts will accumulate over many years and the final economic contribution will depend on the completed asset base. Nevertheless, the local procurement commitments give Steel River a broader regional impact than a project relying mainly on imported equipment.

How does the project connect Google’s accelerating AI electricity demand with grid investment?

Google’s participation reflects the rapid expansion of electricity demand associated with artificial intelligence, cloud computing and digital infrastructure. Google reported that its electricity demand increased by 37% during 2025, its largest annual load increase to date.

The company signed agreements for more than 12 GW of new clean-energy capacity during the year. Since 2010, it has entered more than 170 agreements covering over 22 GW of clean energy and says it has matched its annual global electricity consumption with renewable-energy purchases since 2017.

Steel River contributes to that procurement strategy, but the power purchase agreement should not be interpreted as meaning that solar electricity will flow exclusively to a Google facility. The project will deliver electricity into the regional grid. Google receives the contracted energy and environmental attributes through the commercial arrangement while its operations continue to draw electricity from the broader power system.

Battery storage improves the project’s ability to shift renewable electricity beyond the hours in which it is generated. It does not, by itself, make a solar project equivalent to continuous generation. Google is therefore pursuing a broader power portfolio that includes solar, storage, geothermal energy and proposed nuclear capacity.

Steel River illustrates how large technology companies are increasingly acting as anchor customers for new electricity infrastructure. Their long-term contracts can help developers finance projects that might otherwise struggle to proceed at the required scale.

The arrangement also creates concentration considerations for project developers. Large corporate customers bring strong credit quality, but their negotiating power and procurement scale can place pressure on contract pricing. The undisclosed economics of Google’s agreement make it impossible to assess the project’s expected return or the division of price, construction and operating risk.

Alphabet’s Class A shares ended the July 17 session at US$346.77, down 2.17% during a broadly weaker US market. The shares remained approximately 13% higher for 2026 but had retreated by a similar percentage from their May peak. The Steel River agreement is strategically relevant to Google’s infrastructure expansion, although it is unlikely to be individually material to Alphabet’s near-term financial results.

Alphabet’s next significant market catalyst is its second-quarter earnings announcement, when capital expenditure, AI infrastructure demand and Google Cloud growth are likely to receive greater investor attention than any single power purchase agreement.

First Solar shares closed at US$211.99 on July 17, little changed for the session after declining 5.31% the previous day. The stock was approximately 34% below its 52-week high of US$320.95. Steel River provides a visible domestic demand reference for First Solar’s modules, but the supplier has not disclosed the order’s value, delivery timing or contribution to its existing backlog.

What could prevent the full Steel River Energy Center from reaching service by 2029?

The strongest improvement in the Steel River investment case is that the first two phases now combine financing, contracted demand, selected equipment suppliers and an appointed construction contractor. Those elements make the project considerably more advanced than a development supported only by permits and capacity targets.

The next measurable proof points will be sustained construction progress, delivery of major equipment packages and confirmation of the commissioning timetable for the first phase. Cypress Creek will also need to disclose or secure commercial arrangements for the third phase if the full 2.5 GW target is to remain credible.

Transmission and interconnection execution remain essential. A project can complete most on-site construction and still experience delays if grid upgrades, testing or energisation work do not proceed on schedule.

Supply-chain coordination is another test. Domestic manufacturing provides strategic advantages, but the project depends on several suppliers delivering exceptionally large volumes to a sequenced construction programme. Delays affecting modules, battery cells, trackers or steel components could create knock-on effects across the site.

The project’s economics must also absorb long construction periods and changing market conditions. The Google agreement and financing package reduce revenue and capital uncertainty for the first two phases, but they do not disclose Cypress Creek’s expected returns or construction contingencies.

A timely first-phase commissioning would strengthen confidence in Cypress Creek’s ability to manage projects at multi-gigawatt scale. Securing an offtaker and financing for the third phase would provide the clearest evidence that the full development remains commercially viable.

Conversely, material schedule slippage, rising construction costs or delayed third-phase contracting would weaken the case for completing all 2.5 GW by 2029. Steel River has crossed an important threshold from planning into construction, but its ultimate significance will be measured in operating capacity rather than announced scale.

Key takeaways from Cypress Creek and Google’s Steel River Energy Center construction launch

• Cypress Creek Energy and Google have started construction on the first two Steel River phases in Mississippi County, Arkansas.
• The first two phases are expected to deliver approximately 1.6 GWdc of solar and 1.9 GWh of battery storage.
• Full development would increase the project to 2.5 GWdc of solar and 2.9 GWh of storage by 2029.
• Google has secured energy from the first two phases through a power purchase agreement with Cypress Creek.
• US$3.5 billion of financing provides capital for the first two phases, while the complete project represents more than US$4.5 billion of proposed private investment.
• American-made modules, batteries and structural steel give Steel River a significant domestic manufacturing component.
• Cypress Creek expects around 700 construction jobs per phase and an estimated US$300 million in local tax revenue over the project’s life.
• The first two phases are commercially more advanced than the third, for which comparable financing and offtake arrangements have not been disclosed.
• Construction progress, grid interconnection and equipment delivery are the next operational tests.
• Third-phase contracting will be the clearest indicator of whether the full 2.5 GW development remains on track for 2029.