Gulf South’s Westlake Expansion Project

The Westlake Expansion Project was placed into service on August 16, 2019 and provides natural gas transportation service to its growing customer base in the Lake Charles, Louisiana area. The Westlake Expansion is located in Calcasieu Parish Louisiana  and consists of i) a 10,000 horsepower compressor station, including its related facilities, ii) approximately 0.3 miles of 16-inch natural gas pipeline, iii) a new delivery meter station, and iv) a new receipt point at an existing Gulf South facility site.  The Westlake Expansion Project provides 200,000 dekatherms per day of firm transportation service pursuant to Rate Schedule Firm Transportation Service to Entergy Louisiana, LLC’s Lake Charles Power Project located near Westlake, Louisiana. For the latest information, click here.


The proposed Willis Lateral Project will provide natural gas transportation service to its growing customer base in Southeast Texas. Gulf South is proposing to construct approximately 19 miles of 24-inch pipeline in Montgomery and San Jacinto counties, Texas, as well as additional compression at its existing Goodrich Compressor Station in Polk County, Texas. The Willis Lateral Project will provide approximately 200 million cubic feet per day to Entergy Texas, Inc.’s new Montgomery County Power Station located near Willis, Texas. For the latest information, click here.


The proposed Petal III Compression Project (Project) will enhance operational flexibility, continue to provide reliable natural gas storage service, and potentially increase the number of injection and withdrawal cycles to satisfy the needs of new customers desiring service from the Petal Complex facilities located in Forrest County, Mississippi.  The Project will consist of the construction of two new electric-driven 5,000 horsepower compressor units within the existing Petal III Compressor Station building, including a dehydration unit, thermal oxidizer, and other auxiliary, appurtenant facilities located adjacent to the Petal III Compressor Station building. For the latest information, click here.

Gulf South’s Index 99 Expansion Project

The proposed Index 99 Expansion Project will allow Gulf South to provide new transportation outlets to accommodate growing natural gas production in the Haynesville and Bossier shale plays of East Texas. The proposed expansion will be located in San Augustine and Sabine counties, Texas and will consist of approximately 22 miles of 30-inch pipeline connecting to Gulf South’s existing Magasco Compressor Station. For the latest information, click here.


The proposed Lamar County Expansion Project (Project) will expand Gulf South’s legacy system, increasing reliability and operational flexibility in the central Mississippi area, as well as provide firm transportation service to Cooperative Energy’s (Cooperative) new 550 megawatt combined cycle gas turbine generation facility, Moselle Power Plant, and Benndale Power Plant. The Project will include the construction of an approximately 3.4 mile 20-inch diameter natural gas delivery lateral, a new delivery meter station, and a new 5,000 horsepower mainline compressor station, all located in Lamar and Forrest counties, Mississippi. For the latest information, click here.