EPA Proposed Air Permits for Blue Marlin Offshore Port

The federal agency drafted permits for an offshore crude oil export facility off the coast of Louisiana.

Updated on Oct. 5, 2026 in Oil and Gas

Isometric editorial illustration of an industrial pipeline riser rising from the sea, representing offshore oil infrastructure. — The EPA has proposed air quality permits for the Blue Marlin Offshore Port, a project led by Energy Transfer to expand crude oil exports off the Louisiana coast. AI Illustration. Upload story photo >

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The Environmental Protection Agency has proposed two air quality permits for the Blue Marlin Offshore Port, a project led by Energy Transfer. Located off the coast of Cameron Parish, the facility is designed to export crude oil from the Gulf of America.

Why it matters

The project aims to bolster energy export capabilities to potentially lower fuel prices and create local employment. Developers intend to use specialized technology to mitigate air emissions during the oil transfer process.

The port is designed to export 605 million barrels of crude oil annually at a rate of 80,000 barrels per hour. The infrastructure includes a 37-mile, 42-inch pipeline to Johnson Bayou and vapor-capture technology rated for 99 percent efficiency.

The players

Environmental Protection Agency

This federal regulatory body is responsible for setting and enforcing environmental standards across the United States.

Energy Transfer

This is a major energy infrastructure company that operates over 135,000 miles of pipelines across the country.

Earthworks

This environmental advocacy organization focuses on protecting communities and the climate from the impacts of fossil fuel extraction.

The details

Energy Transfer plans to convert an existing 36-inch natural gas pipeline to transport crude oil as part of the expansion. The installation of combustion units and a vapor collection system will be required to meet the proposed EPA standards for volatile organic compounds.

Last year, Earthworks issued a statement criticizing the project's economic output.
In August 2026, the Court of Appeals vacated approval for the GulfLink project.
On October 1, 2026, the EPA issued a statement detailing the port's export capacity.

Market Landscape

This project follows a regulatory and legal scrutiny pattern established by the GulfLink project, which saw its approvals vacated in court. It positions Energy Transfer to capture significant export market share by expanding its massive 135,000-mile pipeline infrastructure network.

Residents and local businesses may see economic shifts as the facility aims to add permanent jobs to the region. The project's success or failure regarding these permits could influence long-term local fuel distribution and energy pricing.

The takeaway

The project represents a significant effort to scale up domestic crude oil export capacity through specialized vapor-capture technology. Stakeholders continue to debate the balance between the projected economic benefits and the potential environmental impact of such large-scale energy infrastructure.