Natural Gas Infrastructure

With integral pipelines that enable natural gas to be transported to major markets in the Midwest, Northeast and Southeast, we have the experience, the network and the resources to successfully develop customized natural gas solutions for tomorrow.

The midstream pipelines we own and operate received zero pipeline safety violations after undergoing nearly 40 state and federal inspections. We also operate more than 42 billion cubic feet of natural gas storage.

Natural Gas Pipelines

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Cameron Interstate Pipeline – In Operation
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The Cameron Interstate Pipeline is a 36-mile natural gas pipeline in South Louisiana that links the Cameron LNG terminal in Cameron Parish, Louisiana to five interstate pipelines that transport natural gas to major markets.

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Cameron Pipeline Expansion – Completed
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Sempra developed an approximately 3.5-mile expansion of its Cameron Interstate Pipeline, and other associated facilities, to transport domestic natural gas to the proposed Cameron LNG liquefaction project currently in construction in Hackberry, Louisiana.

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LA Storage Pipeline – In Operation
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LA Storage Pipeline is a 23.3-mile natural gas pipeline header system located in Calcasieu and Beauregard Parishes near the city of Sulphur, Louisiana that has interconnections with six major pipelines throughout the Gulf Region.

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Port Arthur Pipeline Texas Connector- In Development
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Port Arthur Pipeline, LLC, is proposing to develop a natural gas pipeline in connection with the proposed development of the Port Arthur Liquefaction Project by Port Arthur LNG, LLC, and PALNG Common Facilities Company, LLC in Jefferson County, Texas.

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Port Arthur Pipeline Louisiana Connector – In Development
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The proposed Port Arthur Pipeline Louisiana Connector project will transport and provide natural gas as an additional feed gas source to the proposed Port Arthur LNG liquefaction project.

Natural Gas Storage

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Bay Gas Storage – In Operation
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Sempra’s Bay Gas Storage facility – comprised of five high-deliverability underground natural storage caverns – provides safe and reliable storage solutions in southwest Alabama.

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Mississippi Hub Storage – In Operation
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Sempra’s Mississippi Hub Storage is a high-deliverability underground storage facility located at the Bond Salt Dome in Simpson County, Mississippi.

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LA Storage – In Development
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The Federal Energy Regulatory Commission (FERC) has approved construction of four natural gas caverns in Cameron Parish near Hackberry, Louisiana. When completed, this project will provide approximately 19 billion cubic feet of natural gas storage capacity and interconnect with the mainline of Cameron Interstate Pipeline via a 5.1 mile, 36-inch-diameter bi-directional pipeline.

Pipeline Safety

At Sempra, safety is our top priority. That extends to the operation of our underground natural gas pipelines. Learn more about pipeline safety and how to recognize if a pipeline is located near you.