Union Gas

A Spectra Energy Company

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C1 Transportation

Are you looking to move gas between two interconnects on the Union Gas transmission system with service flexibility?

C1 transport provides you with a reliable, cost effective means to move gas from any point on the Union Gas system to another point on the system (Dawn, Ojibway, Union St. Clair, Union Bluewater, Kirkwall, Parkway). 

C1 service lets you transport between upstream markets from Dawn including:

  • TCPL at Dawn,
  • Vector at Dawn,
  • Michcon at Union St. Clair,
  • Panhandle at Ojibway and
  • Bluewater at Union Gas' Bluewater interconnect

If you have needs downstream from Dawn, transportation options include:

  • From Parkway to interconnects at Waddington (Iroquois), East Hereford (PNGTS), EDA (TCPL), and the CDA (TCPL)
  • From Kirkwall to interconnects at Niagara (Tennessee & National Fuel) and Chippawa (Millennium and Empire).

Service Highlights

  • Point to point transportation service between any two points on Union Gas' system
  • Firm service - on Timely NAESB nomination window
    • After the timely window, increases to nominations are available on an Interruptible basis
  • Interruptible Service available - on any of the NAESB windows
  • Entering into a demand charge or paying a premium variable rate will improve IT reliability. 
  • Please reference the Priority of Service Schedule (POS) to better understand where the improved IT reliability ranks

Receipt and Delivery Points

  • Receipt Points -  Ojibway, Union St. Clair, Dawn, Dawn (TCPL), Dawn (Vector), Dawn (Tecumseh), Parkway, Kirkwall, Union Bluewater  
  • Delivery Points - Any ONE of the following - Ojibway, Union St. Clair, Dawn, Dawn (TCPL), Dawn (Vector), Dawn (Tecumseh), Parkway, Kirkwall, Union Bluewater

Pricing and Fuel

  • Term - one year or less
    • Negotiated Demand Charge and/or variable charge and fuel 
  • Term – between one year and two years
  • Term – Greater than 2 years
    • Regulated rates and fuel as per C1 Rate Schedule plus an ability to negotiate a premium above the regulated rates
  • Shippers are billed monthly for all demand and commodity charges applicable


Contract Term

  • From one day to multiple years

Service Eligibility

  • Available to all Shippers who hold an Interruptible HUB contract
  • Typically sold via open season or as negotiated when responding to Shipper requests for service

Complementary Services

  • F24-T - Upgrades C1 transportation service to Firm all day. Provides access to 13 nomination windows
  • Peak Storage provides balancing for gas supply and demand variations. Can improve transport load factors

How to Request Service


HUB Contract Application Form
Contact your account manager.
Learn more

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