Southern Natural Gas Company Submits Monthly Status Report on South System Expansion 4 Project

Strategic Insights -

Southern Natural Gas Company, L.L.C. ("SNG") and Elba Express Company, L.L.C. ("EEC") have submitted a monthly status report to the Federal Energy Regulatory Commission (FERC) for their proposed South System Expansion 4 Project. The report, dated May 2025 and June 2025, provides an update on the project's progress and activities conducted during these two months. The project, approved by FERC in December 2024, aims to expand SNG's and EEC's pipeline infrastructure in the southern region of the United States.

Key Takeaways:

  • The project has continued conversations with the United States Fish and Wildlife Service (USFWS) to provide technical assistance for threatened and endangered species, including species-specific surveys for bats and mussels.
  • The survey protocol for protected mussel species was approved on May 30, 2025, and SNG and EEC have been providing results of mist-net surveys for protected bat species as they are received.
  • SNG and EEC have provided information to the Georgia Department of Natural Resources (DNR) for conducting site analysis and have met with Cahaba Riverkeeper and Alabama Power Company to engage with impacted communities.
  • Engineering and design activities are ongoing, including evaluating and adjusting the project route based on survey results and discussions with landowners.
  • Geotechnical soil borings and landslide and geohazard evaluations are ongoing, and compressor station detailed design has commenced for several stations.
  • SNG and EEC have been conducting outreach activities and meeting with landowners to acquire necessary easements and property for compressor and meter stations.

Statistics:

  • 99% of the mainline has been examined through natural and cultural resources surveys.
  • 30 surveys have been completed for protected mussel species.
  • 75% of the geotechnical soil borings have been completed.
  • 60% of the compressors have undergone detailed design.

Sources:

  • Southern Natural Gas Company, L.L.C. ("SNG") and Elba Express Company, L.L.C. ("EEC") Re: Southern Natural Gas Company, L.L.C. and Elba Express Company, L.L.C., Docket No. PF25-1-000 South System Expansion 4 Project Monthly Status Report No. 7 (May 2025 and June 2025)
  • 18 CFR § 157.21(f)(6)
  • 18 CFR § 385.2010