Marketlink Pipeline system
Overview
South Bow offers current and potential customers great opportunities to reach growing domestic markets via the Marketlink Pipeline System (Marketlink). Marketlink transports shipments of U.S. crude oil from Cushing, Oklahoma, to refineries in the U.S. Gulf Coast via the Keystone Pipeline System’s Gulf Coast extension. Delivery points include Sour Lake, Houston, and Port Arthur, Texas.
Storage options are also available at our Cushing and Houston locations.
Marketlink CUSTOMER PORTAL
NOTICE OF SHIPMENT DATES
Here is a list of dates for 2026.
MARKETLINK OPEN SEASON
On June 9, 2026, South Bow commenced an open season to solicit binding commitments for new crude oil transportation services in respect of limited available capacity on the Marketlink Pipeline System from Cushing, OK to Port Arthur and Houston, TX.
Prospective customers may review details of the open season after executing a confidentiality agreement and requesting information by contacting liquids_pipelines@southbow.com. Interested parties are required to submit binding bids before the open season closes at 12 p.m. (MST) on June 30, 2026.
Documents & Maps
South Bow offers shippers great opportunities to reach growing domestic markets via the Marketlink Pipeline System (Marketlink). Marketlink transports shipments of U.S. crude oil from Cushing, Okla., to refineries in the U.S. Gulf Coast via the Keystone Pipeline System’s Gulf Coast extension. Delivery points include Sour Lake, Houston, and Port Arthur, Texas.
HOW ARE WE REGULATED?
The Marketlink Pipeline System is governed by the Federal Energy Regulatory Commission (FERC).
Related documents
Rules & Regulations
Uncommitted Rates
Volume Incentive Rates, & Committed Rates
Uncommitted Joint Tariff
Tariff
FERC 1.8.0
Cancels
FERC 1.7.0
Tariff
FERC 2.102.0
Cancels
FERC 2.101.0
FERC 2.100.0
Tariff
FERC 3.60.0
Cancels
FERC 3.59.0
FERC 3.58.0
Tariff
FERC 16.7.0
Cancels
FERC 16.6.0
Entity: Marketlink, LLC
Entity: Marketlink, LLC
Entity: Marketlink, LLC
Entity: Zydeco and Marketlink, LLC
Issuance Date: Oct 28, 2022
Issuance Date: May 28, 2026
Issuance Date: May 28, 2026
Issuance Date: Oct 14, 2024
Effective Date: Dec 1, 2022
Effective Date: Jul 1, 2026
Effective Date: Jun 1, 2026
Effective Date: Nov 1, 2024
Regulatory Contacts
Federal Energy Regulatory Commission (FERC)
Ways to reach us
We’re here to answer your questions. For general questions, you can contact us by email, but for a quicker response, please call us directly.
Marketlink Pipeline system - Shipper information
General Enquiries:
Emergency response
Our commitment to the safety of our people, pipelines and facilities is unwavering. Visit our Contact page for our complete list of emergency numbers.
Landowner Helpline
Head office
900 707 5 Street SW
Calgary AB
T2P 0Y3 Canada
Media relations
South Bow welcomes enquiries from media. Please direct questions to:
Investors relations
We welcome inquiries from analysts, shareholders and prospective shareholders at: