Pennsylvania Study Identifies Retired Power Station Site

The Armstrong Power Station is under review as the state looks to address future electricity deficits.

Updated on Oct. 27, 2026 in Utilities

Isometric editorial illustration of a weathered industrial power plant site, symbolizing the evaluation of Pennsylvania infrastructure for future electricity needs. — A state-led review of the retired Armstrong Power Station in Washington Township evaluates the site to mitigate projected energy shortfalls by 2030. AI Illustration. Upload story photo >

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Should local officials prioritize reactivating retired power plants to address future energy demand?

A new state study has named the retired Armstrong Power Station in Washington Township as a potential site to help restore power capacity to the grid. This initiative seeks to mitigate a projected electricity shortfall that threatens to cause rolling blackouts by 2030.

Why it matters

The study aims to solve a looming energy crisis by evaluating whether brownfield properties can be redeveloped for energy production. Addressing these deficits is critical as the state faces an anticipated average of 13 rolling blackouts annually starting in 2030.

The Armstrong Power Station occupies 32 acres in Armstrong County and provided 326 megawatts of capacity before its retirement. Officials estimate that 9 gigawatts of power could eventually return to the grid through the development of the 21 identified sites.

The players

Pennsylvania Public Utility Commission

This state regulatory body oversees electricity, natural gas, and water services to ensure safe and reliable utility infrastructure.

Allegheny Energy Supply Co.

This company is the current owner of the Armstrong Power Station and manages various energy generation assets.

The details

The facility is owned by Allegheny Energy Supply Co. and sits atop the Marcellus Shale formation, offering significant land resources for redevelopment. The study evaluates these locations based on proximity to the Allegheny River, existing road and rail infrastructure, and current transmission capabilities.

2012: The Armstrong Power Station ceased operations and was retired.
September 2026: The Pennsylvania Public Utility Commission warned of future rolling blackouts.
April 2027: The second phase of the study will narrow the list to five or seven sites.
2030: The start date for projected annual rolling blackouts in the state.

Market Landscape

This site evaluation follows the grid reliability forecast issued by the Pennsylvania Public Utility Commission in 2026. By repurposing brownfield industrial sites, the state aims to maintain its competitive energy position against rising regional demand and potential supply gaps.

If these sites are successfully reactivated, residents may see improved grid stability and a reduction in the risk of frequent power outages. However, the plan remains in the study phase and does not currently change residential utility rates or immediate energy availability.

The takeaway

Proactive infrastructure planning can help mitigate the risks associated with the aging power grid and rising energy consumption. Residents should monitor future state utility announcements to stay informed about how grid reactivation efforts may affect regional service reliability.

What happens next

The second phase of the Pennsylvania Accelerated Transmission and Energy Redevelopment study will conclude in April 2027, narrowing the current list of 21 sites down to five or seven locations.