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EPA Issues Air Permit for Offshore Deepwater Port for Crude Oil Export, Unleashing American Energy Dominance

Strategic Insights

— 2 min read

The Environmental Protection Agency (EPA) has issued a Clean Air Act permit for the proposed offshore Texas GulfLink (TGL) deepwater port, marking a significant milestone in the development of the offshore crude oil export industry. The permit allows for the use of innovative vapor capture and control technology, mounted on an offshore support vessel, to minimize volatile organic compounds emissions during the loading of Very Large Crude Carriers (VLCCs). This breakthrough technology is expected to increase energy production while protecting human health and the environment.

Key Takeaways:

  • The EPA has issued the first Clean Air Act deepwater port permit since President Trump's return to office, signaling a commitment to "unleashing American energy dominance and economic prosperity."
  • The proposed offshore Texas GulfLink (TGL) deepwater port will be able to load VLCCs up to 85,000 barrels per hour, or 365 million barrels a year, making it a significant contributor to the nation's energy production.
  • The innovative vapor capture and control technology mounted on an offshore support vessel at TGL's proposed deepwater port about 30 miles southeast of Freeport, Texas, will drastically reduce volatile organic compounds emissions during the loading process.
  • The CAA permit includes monitoring, recordkeeping, and reporting requirements, such as semi-annual and annual compliance certifications, to ensure compliance with federal standards.
  • The permit is valid for five years from the effective date of issuance, and TGL will need to apply for a renewal at least six months before the date of expiration to continue operations at the deepwater port.
  • Sentinel Midstream, the developer of the project, has praised the EPA for its leadership and support in making this achievement possible, highlighting the potential for the technology to become a new industry standard.
  • Similar technology has been used on shuttle tankers in the North Sea for over 20 years with over 96% emission-control efficiency, demonstrating the effectiveness of the innovative approach.

Statistics:

  • 85,000 barrels per hour: the capacity of the proposed offshore Texas GulfLink (TGL) deepwater port to load Very Large Crude Carriers (VLCCs).
  • 365 million barrels a year: the estimated annual oil export capacity of the TGL deepwater port.
  • 96%: the emission-control efficiency of the technology used on shuttle tankers in the North Sea for over 20 years.
  • 5 years: the duration of the CAA permit issued to TGL for the deepwater port.
  • 30 miles: the distance between the proposed TGL deepwater port and the city of Freeport, Texas.

Sources:

  • Environmental Protection Agency (EPA). (2025, September 15). EPA Issues Air Permit for Offshore Deepwater Port for Crude Oil Export, Unleashing American Energy Dominance. Retrieved from https://www.epa.gov/newsreleases/epa-issues-air-permit-offshore-deepwater-port-crude-oil-export-unleashing-american

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