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Permian Basin Energy

One of the Largest US Solar Facilities and Anchor of the Texas Corporate Solar PPA Market

The Samson Solar Energy Center in Lamar, Red River, and Franklin Counties in Northeast Texas is one of the largest solar photovoltaic facilities in the United States and a structural anchor of the Texas corporate-and-municipal solar power purchase agreement market. Developed and operated by Invenergy — North America's largest privately held developer, owner, and operator of power infrastructure — the facility delivers 1,310 MW of solar generation capacity at full operation, more capacity than a typical large pressurized water reactor unit. The $1.6 billion project entered construction in July 2020 and reached commercial operation in 2023 across all five development phases (250 MW, 200 MW, 250 MW, 300 MW, and 310 MW), powering the equivalent of approximately 300,000 American homes annually and offsetting an estimated 6 million tons of carbon dioxide over its operational lifespan.

What distinguishes Samson at the Texas Nexus level is the customer mix. The facility supplies power under long-term PPA agreements to a portfolio of major Fortune 500 corporate customers and Texas municipal utilities — anchored by AT&T's 500 MW commitment, the largest US corporate solar energy deal in the commercial-and-industrial sector at the time of signing. Additional customers include Honda (200 MW), McDonald's (160 MW), Google (100 MW), Home Depot (50 MW), Bryan Texas Utilities (100 MW), Texas A&M University (50 MW), City of Denton (75 MW), and Garland Power & Light (25 MW). The PPA portfolio represents one of the most diversified offtake structures of any single US solar facility and validates Texas as the leading US market for large-scale corporate-and-municipal renewable energy procurement.

Operations and Customer Mix

Samson operates as a single integrated facility across five generation phases distributed across approximately 11,000 acres in three Northeast Texas counties. The facility uses single-axis tracker mounting that follows the sun's daily path to maximize generation output, with photovoltaic panels covering tens of thousands of acres of leased private land. Native hardy plants and grasses planted under the panels mimic natural vegetation and support soil health — a structural feature that distinguishes Samson from utility-scale solar facilities that bare-soil their footprint. Twelve full-time operations and maintenance positions staff the facility, with Invenergy's broader operations team providing 24/7 monitoring and maintenance support.

The customer PPA portfolio reflects the diversity of Texas's corporate-and-municipal renewable energy demand:

The customer composition reflects Samson's structural role in the Texas renewable energy market. Five major consumer brands plus three Texas municipalities plus the Texas A&M University System collectively account for the full 1,260 MW of contracted capacity (excluding ~50 MW that flows through Invenergy's broader hedging arrangements). The diversified customer base reduces counterparty risk relative to single-customer PPAs while providing the customers with long-horizon renewable supply at fixed contracted prices.

Cross-Anchor Position

Samson Solar's most operationally significant cross-anchor relationship is with the broader Texas renewable energy and corporate sustainability landscape. AT&T's 500 MW commitment plus the broader corporate customer portfolio established Texas as the premier US market for corporate solar PPAs at the multi-hundred-megawatt scale. Subsequent corporate solar PPAs in Texas have built on the precedent that Samson established, including Apple's continued renewable supply commitments in Texas, Tesla's energy strategy across multiple Texas operations, Meta's renewable supply for the Temple datacenter, and Microsoft's broader renewable supply for Stargate Abilene-adjacent operations. Texas's role as the largest US wind generation market has expanded into a parallel role as the largest US solar PPA market through facilities like Samson.

The connection to ERCOT broader generation mix matters operationally. Samson contributes to ERCOT's continued solar generation buildout — Texas added more solar capacity in 2024 than any other US state for the second consecutive year — alongside the Roscoe-area and broader West Texas wind concentration, the Gulf Coast solar buildout, and the Permian Basin behind-the-meter gas plants. The solar plus wind plus gas plus nuclear plus battery storage mix that ERCOT operates is structurally diverse relative to other US grids; Samson's role in that mix is meaningful at the multi-gigawatt level even as the broader Texas renewable buildout continues at substantially higher cumulative scale.

The relationship with the broader Texas industrial-and-AI customer base runs through PPA continuity. As Apple, Google, Meta, Microsoft, and other AI compute operators continue to scale Texas datacenter operations, demand for renewable PPAs to offset the underlying power consumption grows. Samson's existing customer mix anchors corporate sustainability commitments that the broader AI-Industrial buildout depends on for scope-2-emissions-tracking purposes. Future Texas solar facilities at Samson scale will likely follow similar diversified-corporate-PPA structures.

Why Northeast Texas

Samson's siting in Lamar, Red River, and Franklin Counties reflects four structural fits. Land availability at scale that Northeast Texas's rural geography provides — the 11,000-acre footprint sits across three counties on private leased land that landowners participate in through long-term lease arrangements supporting $250 million in lifetime payments. ERCOT grid interconnection infrastructure access through the broader Northeast Texas transmission backbone that supports both export to the DFW metro 100 miles to the southwest and integration with the broader ERCOT grid. Texas regulatory environment supportive of renewable energy development including state-level transmission planning through the CREZ (Competitive Renewable Energy Zone) framework and ongoing transmission build-out that Samson and adjacent solar facilities depend on. Solar resource quality at the Northeast Texas siting that supports cost-effective generation despite the region's somewhat lower direct normal irradiance compared to West Texas alternatives.

The Northeast Texas siting also reflects diversification of Texas renewable generation geography. The bulk of Texas wind generation concentrates in West Texas, particularly the Roscoe area and broader Trans-Pecos plus Panhandle wind concentrations. Texas solar generation has historically concentrated similarly in West Texas plus the Gulf Coast, with the Northeast Texas concentration that Samson anchors providing geographic diversification that smooths grid-level renewable variability through different weather and resource patterns.

Constraints and Considerations

PPA continuity through 2030s and beyond is the most material consideration shaping Samson's continued operation. Samson's PPA portfolio runs through long-term contracts of varying length, with the AT&T 500 MW commitment at the largest scale and longest horizon. Continued PPA renewal at expiration plus potential renegotiation around evolving renewable energy economics shape Samson's revenue structure over time. The broader Texas corporate solar PPA market has continued to deepen since Samson's 2020 origination; recompete pressure for Samson's eventual PPA renewals reflects the broader market's evolution.

Solar resource economics are the secondary consideration. Photovoltaic generation economics depend on equipment cost, capacity factor, and PPA contracted prices. Module pricing has continued to decline through the 2020s, supporting new project economics, but legacy facilities like Samson operate under construction-phase economics that reflect 2020-2023 module pricing levels. Capacity factor at Northeast Texas siting (around 25-28 percent annual average) is structurally lower than West Texas alternatives but is offset by closer load proximity to DFW metro consumption.

Federal-policy and tax-credit continuity is the third consideration. Investment Tax Credit and Production Tax Credit treatment of utility-scale solar has been one of the structural drivers of Texas solar buildout economics. Continued federal support for solar generation through tax credits, accelerated depreciation, and broader IRA framework provisions affects the broader Texas solar buildout pace; Samson's existing economics are largely insulated from policy changes given its 2020-2023 commissioning, but successor facilities depend on continued policy continuity. Federal-policy shifts under the current administration prioritizing fossil fuels create some uncertainty about long-term solar policy direction even though near-term IRA framework provisions remain operational.

Watching Items

PPA renewal or recontracting milestones across the Samson customer portfolio through the late 2020s and 2030s shape the facility's continued revenue structure. Texas corporate solar PPA market evolution at the multi-hundred-megawatt scale validates whether the Samson model continues to attract Fortune 500 corporate customers at similar scale or shifts to alternate structures including direct on-site solar, virtual PPAs, and other procurement approaches. Adjacent watching items include any Invenergy expansion announcements at Samson or successor facilities in Northeast Texas, broader ERCOT solar capacity additions through the 2026-2030 buildout cycle, and federal-policy treatment of solar production tax credits and investment tax credits through the next federal-policy cycle.

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