Arlington County Sues to Stop Construction of Trump's Arch
Arlington County has filed a lawsuit against the Trump administration, seeking to halt the construction of President Donald Trump's Memorial Circle arch. The county alleges violations of federal law regarding environmental impact assessments and alternative considerations.
Background
The proposed 250-foot arch is part of Trump's initiative to remake Washington, D.C., in his image, with several projects facing legal challenges, including this latest suit against the Triumphal Arch.
Legal Arguments
Arlington County's lawsuit, filed in February and updated on October 9, 2026, argues that the National Park Service (NPS) failed to fulfill its obligations under the National Environmental Policy Act (NEPA). The NPS is accused of not conducting a thorough review of the arch's potential environmental, cultural, and aesthetic impacts.
The county also highlights the following concerns:
- Lack of Alternatives Analysis: The lawsuit states that the NPS did not consider reasonable alternatives that could further the project's purpose while mitigating its adverse effects.
- Minimization of Harms: It alleges that the agency improperly dismissed or minimized potential harms, such as increased traffic congestion and noise pollution.
- Ignorance of Historic Properties: The arch is claimed to significantly impact Arlington National Cemetery and other historic sites in the area.
- Public Safety Risks: The county argues that using the arch for ammunition storage and drone/sniper staging poses severe risks to nearby commuters and tourists, exacerbating existing public safety hazards.
Local Perspective
Arlington County Board Chair Matt de Ferranti emphasized the community's concerns:
"We have diligently and in good faith engaged in the review process... pointing out severe, unique, and wide-ranging negative impacts to the county and our residents. Enough is enough. We will do all we can to hold this administration accountable."
The Arch's Future
President Trump recently announced that the arch would serve as a "top grade Military Complex" for housing drones, snipers, and ammunition, further complicating the project's future.