The company said that this expansion increased Southern Star’s daily deliverability by 40,000 decatherms per day and increased its storage capacity by 4,000,000 decatherms.

Southern Star filed an application to construct facilities at its Elk City storage field to provide this storage service at market-based rates and was granted authority by the Federal Energy Regulatory Commission.

According to the company, it currently operates 47 billion cubic feet of storage capacity.

Southern Star vice president and chief commercial services officer Philip Rullman said that the expansion of this storage asset will further enhance the services and flexibility that are available to its customers.

Southern Star Central Gas Pipeline is a natural gas transmission system spanning over 6,000 miles in the Midwest and Mid-continent regions of the US.