Northern has scheduled the service outages that will affect operating capacity within the months of June 2025 through October 2025. Please review the Planned Service Outage Summary for detailed information related to each outage.

A brief description of the most recent change(s) to the Planned Service Outage Summary follows.

Northern received favorable results from an in-line inspection of its mainline between Dumas, Texas, and Sunray, Texas. As a result, capacity impacts for Sunray High (Group 32) and Sunray Low (Group 10) have been updated for the Intraday 2 nomination cycle for Gas Day Wednesday, June 4, 2025.

Market Area    

Allocation Group(s)/Point(s): Viking Chisago/Isanti (POI 196)

Location: Northern’s compressor station in North Branch, Minnesota

Project Description: Compressor station maintenance

Month: June 2025 through August 2025

Direction of Flow:

Receipt: Viking Chisago/Isanti (POI 196)

Capacity Impact: Northern anticipates primary firm will be impacted for Viking Chisago/Isanti (POI 196)

Revision: Capacity impacts for Viking Chisago/Isanti (POI 196) have been updated for June 2025 and July 2025.

Field Area

Allocation Group(s)/Point(s): Sunray High (Group 32) and Sunray Low (Group 10)

Location: Northern’s mainlines and compressor stations between Dumas, Texas, and Beaver, Oklahoma

Project Description: Pipeline and compressor station maintenance

Months: June 2025 through August 2025

Direction of Flow:

Receipt: Sunray High (Group 32) and Sunray Low (Group 10)

Capacity Impact: Primary firm service will not be impacted for Sunray High (Group 32) and Sunray Low (Group 10).

Revision: Capacity impacts for Sunray High (Group 32) and Sunray Low (Group 10) have been updated for June 2025.

Please see Operationally Available Capacity on Northern’s website for current flow information and the Field Area Group Allocation Maps and Market Area Group Allocation Maps for a list of impacted points.