Holbrook Expansion Project

The proposed Holbrook Expansion project is an expansion of the existing Holbrook Compressor Station on the Cameron Interstate Pipeline in Calcasieu Parish, Louisiana. The project will increase the volume of gas that can be transported to the Cameron LNG facility in Cameron Parish.


Calcasieu Parish


1.1 Bcfd


The proposed project would add two new natural gas compressor units, associated aboveground facilities, ancillary and auxiliary equipment to the existing Holbrook Compressor Station in Calcasieu Parish, Louisiana. All proposed permanent facilities are within the existing fence line of the facility.

Expansion Project Scope of Work

  • 2 new natural gas compressor units totaling 82,350 horsepower

  • A new warehouse building

  • Below and above ground piping and valves

  • Two backup generators

  • A power distribution center

  • Approximately 1,100 feet of discharge header piping

Project Map

Holbrook Aerial Site Map

Project Schedule

Third Quarter 2023: Initial public outreach

Fourth Quarter 2023: File Project 7(c) Application with the Federal Energy Regulatory Commission (FERC)

First Quarter 2025: Anticipated FERC Order

2026: Target construction start

2027: Target in-service date

FERC Docket

Docket #CP24-1-000


  • The project is estimated to support the creation of approximately 30 to 40 construction jobs over a 12-month period. In addition, one new permanent position will be added to the facility.

  • The project will have positive economic benefits for Calcasieu Parish and the surrounding region through job creation, increased economic activity with local businesses and tax revenues.

Learn more about the Holbrook Expansion project

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[email protected]

(888) 533-5085

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.