NATGAS PIPELINE CRITICAL NOTICE: Southern Natural Gas Muldon Shut — In Test Complete

( This is the verbatim text of a critical notification provided by the pipeline operator to its shippers. The information has not been independently verified. 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: 10/12/2026 Effective Date: 10/12/2026 End Date: 10/13/2026 Posting Text: Completion of the Muldon Storage Shut-in Test As previously referenced on Southern's weekly EBB maintenance postings and on posting (712479) posted on October 2, 2026, the Fall Muldon shut-in test that began at 9 A.M. on Tuesday, October 6, 2026, has been completed. Please continue to reference our weekly EBB postings for current maintenance information. If you have any questions, please contact your Scheduling Representative or Account Manager. SNG Gas Control More information is available at