NATGAS PIPELINE CRITICAL NOTICE: Southern Natural Gas Complete Schd Maint White Castle Seg 340

( This is the verbatim text of a critical notification provided by the pipeline operator to its shippers. The information has not been independently verified by Reuters. This item may be followed by a news story depending on the severity of the incident's impact, if any, on operations. )) Company Name: Southern Natural Gas Notice Type Description: MAINTENANCE Posted Date: 10/15/2026 Effective Date: 10/15/2026 End Date: 10/16/2026 Posting Text: Completion of Scheduled Unit Maintenance — White Castle Compressor Station (Segment 340 — White Castle) The scheduled unit maintenance at the White Castle compressor station (Segment 340 — White Castle) located in Iberville Parrish, LA referenced on Southern's weekly EBB maintenance postings and scheduled from October 13, 2026, to October 15, 2026, has been completed. As a reminder, the scheduled unit maintenance at the White Castle compressor station (Segment 340 — White Castle) located in Iberville Parrish, LA referenced on Southern's weekly EBB maintenance postings and on posting (#712496) posted on October 7, 2026, scheduled from October 5, 2026, to October 11, 2026, was postponed and is now scheduled from October 16, 2026, through Octobe