NATGAS PIPELINE CRITICAL NOTICE: Southern Natural Gas SESH Sched Maintenance — October 2026

( 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: As a reminder, and as posted in Southern's Outage Impact Report, SESH pipeline's operator notified Southern of a planned outage at their Delhi and Gwinville Compressor Stations that will reduce the available SNG — SESH capacity (Segment 380). Based on current nominations, an impact to Out of Path and Firm In-Path nominations may be necessary. This maintenance will result in a service reduction of SNG — SESH capacity as follows: October 20th — Capacity of 507,689 Dth/d will be reduced to 477,000 Dth/d. October 21st — October 22nd — Capacity of 507,689 Dth/d will be reduced to 460,000 Dth/d. October 23rd — Capacity of 507,689 Dth/d will be reduced to 482,000 Dth/d. October 27th — Capacity of 507,689 Dth/d will be reduced to 470,000 Dth/d. Octob