Gulf South Pipeline Company, LLC; Notice of Application and Establishing Intervention Deadline

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Energy Federal Energy Regulatory Commission [Docket No. CP26-127-000] Take notice that on February 27, 2026, Gulf South Pipeline Company, LLC (Gulf South), 9 Greenway Plaza, Suite 2800, Houston, Texas 77046, filed an application under sections 7(c) and 7(e) of the Natural Gas Act (NGA), and Part 157 of the Commission's regulations, requesting authorization for its Petal Cavern Expansion Project (Project). Gulf South requests authorization to construct, own, operate, and maintain a new natural gas storage salt dome cavern, two brine disposal wells, brine and freshwater lines, natural gas pipeline connecting the new cavern to existing headers, and an intercompany check meter at Gulf South's existing Petal Gas Storage Field (Petal) in Forrest County, Mississippi. The Project would add an incremental working storage capacity of 10 billion cubic feet (Bcf) and base gas capacity of approximately 6 Bcf. Gulf South also requests reaffirmation of its market-based rate authority, all as more fully set forth in the application which is on file with the Commission and open for public inspection. In addition to publishing the full text of this document in the Federal Register , the Commission provides all interested persons an opportunity to view and/or print the contents of this document via the internet through the Commission's Home Page ( http://www.ferc.gov ). From the Commission's Home Page on the internet, this information is available on eLibrary. The full text of thi…