Bayou Ethane


Bayou Ethane Pipeline Map

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Williams’ Bayou Ethane Pipeline provides ethane transportation capacity from three different third party fractionation and storage facilities in Mont Belvieu to NOVA Chemicals’ Geismar Petrochemical facility in Louisiana. The 270 mile pipeline is made up of various diameters of pipe ranging from 12-inch down to 6-inch. Williams’ Bayou Ethane Pipeline connects Texas suppliers of ethane with Louisiana consumers of ethane. Bayou Ethane was put into service on December 23, 2014. Williams has already completed one phase of capacity expansion and plans to complete a second expansion of capacity by mid- 2017


Williams owns 100 percent of the capacity of Williams Bayou Ethane Pipeline and is the operator of record from Mont Belvieu Texas to Lake Charles Louisiana.  Williams owns the pipeline from Lake Charles to Geismar LA and Boardwalk Louisiana Midstream is the operator of record.


Download a copy of the Bayou Ethane Pipeline Tariff.

Product Specifications

Download a copy of the Bayou Ethane Specifications.

Areas of Operation

The Bayou Ethane Pipeline traverses 13 counties/parishes in two states:

Louisiana Ascension, Iberville, East Baton Rouge, West Baton Rouge, St. Martin, Lafayette, Acadia, Jefferson Davis, Calcasieu and Cameron Parishes
Texas Orange, Jefferson and Chambers Counties


For questions about Williams’ operations, commercial development or distribution, please contact one of the individuals listed below. For general questions about Williams, please call (800) 945-5426 or send an e-mail to


Chad Kukla, manager of Operations

Commercial Development

Elliot Metzger, Commercial Development Representative

Distribution and Scheduling

Melinda Lapham, Manager of Distribution and Scheduling
Angie Thomas, Distribution Representative