Northern has scheduled the service outages that will affect operating capacity within the months of March 2023 through October 2023. 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 consolidated planned maintenance activities at the Spraberry, Texas compressor station. As a result, Northern is removing the capacity impact for Spraberry Station (Group 602) originally scheduled for March 21, 2023, and March 22, 2023.

Field Area

Allocation Group(s)/Point(s): Spraberry Station (Group 602), Spraberry 12-inch (Group 601), and Spraberry 16-inch (Group 1112)

Location: Spraberry, Texas compressor station.

Project Description: Station maintenance

Months: March 2023 through May 2023

Direction of Flow:

Delivery: Spraberry 12-inch (Group 601) and Spraberry 16-inch (Group 1112)

Receipt: Spraberry Station (Group 602)

Capacity Impact: Northern anticipates primary firm service will be impacted for Spraberry Station (Group 602), Spraberry 12-inch (Group 601), and Spraberry 16-inch (Group 1112).

Revision: Capacity impacts for Spraberry Station (Group 602) have been updated for March 2023.

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.