Enterprise Products Partners LP once again is seeking to expand its Acadian natural gas system in Louisiana amid increased activity among its producer customers in the Haynesville Shale.

Enterprise is working to add 400 MMcf/d of capacity to the Acadian Gas Pipeline System, a 1,300 mile-long conduit linking Louisiana and Gulf of Mexico gas to local distribution companies, electric utility plants and industrial customers primarily in the Baton Rouge/New Orleans/Mississippi River corridor area. The network’s Acadian Haynesville Extension, which would boost capacity to 2.1 Bcf/d from 1.8 Bcf/d, and the 1.1 Bcf/d Gillis Lateral are expected to be completed by the end of the year.

In discussing the latest expansion and third quarter 2021 earnings, Co-CEO Jim Teague said the Acadian...