Monkey Island LNG selects process technology from ConocoPhillips

The 246-acre project site on Monkey Island in Cameron Parish, is positioned with access to deepwater shipping channels and US natural gas supply.
Sept. 4, 2025

Key Highlights

  • Monkey Island LNG plans a liquefaction and export plant In Cameron Parish, La.
  • The plant is being designed with up to five liquefaction trains, each capable of producing 5 million tonnes/year of LNG.
  • ConocoPhillips has been selected as a technology provider.

Monkey Island LNG has selected ConocoPhillips’ Optimized Cascade Process liquefaction technology for its planned 26 million tonnes/year (tpy) natural gas liquefaction and export plant in Cameron Parish, La.

The 246-acre project site on Monkey Island in Cameron Parish, is positioned with access to deepwater shipping channels and US natural gas supply.

The LNG plant is expected to utilize cryogenic technology to liquefy about 3.4 bcfd of natural gas to produce LNG to serve both US domestic offtakers and global export markets, according to Monkey Island LNG's website.

Monkey Island LNG expects to develop up to five liquefaction trains (5-million tpy each). The project design calls for three LNG storage tanks on site, each with capacity of about 180,000 cu m, the website shows.  

In addition to ConocoPhillips, the privately held company has selected McDermott for engineering, procurement, and construction services on the $25-billion project. ERM is serving as environmental consultant. 

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