Cheniere Energy Inc. has told Louisiana regulators it could place 21 of its turbines at Sabine Pass LNG in compliance with recently reinstated emissions standards within 18 months.

In an October letter to the Louisiana Department of Environmental Quality’s (LDEQ), Sabine Pass LNG General Manager Maas Hinz outlined testing results and potential plans for reducing the facility’s turbine emissions.

Through two different phases of testing and tuning of its turbines, which Hinz wrote the company “anticipates will take no longer than 18 months,” Cheniere could certify compliance or “choose an alternate technology solution” for its turbines by April 2024. The company started the first 90-day phase in October, which it assumed “will result in additional turbines being...