A new methane gas pipeline is proposed to cross Georgia. The South System Expansion 4 (SSE4) is a proposed natural gas pipeline expansion that would affect parts of Mississippi, Alabama, and Georgia. The project is being developed by Southern Natural Gas (SNG) and Elba Express, subsidiaries of Kinder Morgan, and is currently under review by the Federal Energy Regulatory Commission (FERC).

The proposed project will affect the following counties in Georgia: Harris, Talbot, Upson, Crawford, Monroe, Bibb, Jones, Baldwin, Glascock, Jefferson, Richmond, Burke, Screven, Henry, Spalding, Effingham, Lowndes, Clayton and Chatham.