Northern has scheduled the service outages that will affect operating capacity within the months of May 2020 through October 2020. 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.

Market Area

Ogden North
Allocation Group(s)/Point(s): Carlton South (Group 811)
Location: Carlton, Minnesota compressor station
Project Description: Station maintenance at the Carlton, Minnesota compressor station
Month(s): June 2020 through August 2020
Direction of Flow: Receipt
Capacity Impact: Northern does not anticipate primary firm service will be impacted.

Allocation Group(s)/Point(s): Viking Chisago/Isanti (POI 196)
Location: Northern’s mainline between Hugo and North Branch, Minnesota
Project Description: Station maintenance at the North Branch, Minnesota compressor station
Note: Northern will be conducting station maintenance at the North Branch, Minnesota compressor station, which will affect capacity during June 2020. During this time, the operating capacity of the point will be zero; however, Northern will schedule primary volumes at Viking Chisago/Isanti (POI 196) to the extent that available capacity exists for Northern to physically flow receipt and delivery volumes at Viking/NNG Pierz ITE (POI 61667) or Viking/NNG Polk ITE (POI 62983). Primary volumes at Viking Chisago/Isanti (POI 196) will be scheduled prior to alternate volumes at Viking/NNG Pierz ITE (POI 61667) or Viking/NNG Polk ITE (POI 62983).
Month(s): June 2020
Direction of Flow: Receipt
Capacity Impact: Northern anticipates primary firm service will be impacted.
Revision: Capacity impacts have been updated for June 2020.

Allocation Group(s)/Point(s): Viking/NNG Pierz Interconnect (POI 61667)
Location: Pierz, Minnesota compressor station
Project Description: Station maintenance at the Pierz, Minnesota compressor station
Note: Northern will be conducting station maintenance at the Pierz, Minnesota compressor station, which will affect capacity during June 2020. During this time, the operating capacity of the point will be zero; however, Northern will schedule primary volumes at Viking/NNG Pierz ITE (POI 61667) to the extent that available capacity exists for Northern to physically flow receipt and delivery volumes at Viking Chisago/Isanti (POI 196) or Viking/NNG Polk ITE (POI 62983). Primary volumes at Viking/NNG Pierz ITE (POI 61667) will be scheduled prior to alternate volumes at Viking Chisago/Isanti (POI 196) or Viking/NNG Polk ITE (POI 62983).
Month(s): June 2020
Direction of Flow: Receipt
Capacity Impact: Northern anticipates primary firm service will be impacted.
Revision: Capacity impacts have been updated for June 2020.

Allocation Group(s)/Point(s): Mankato Energy Center (POI 78553)
Location: Northern’s mainline between Welcome and Minneapolis, Minnesota
Project Description: Pipeline maintenance
Month(s): June 2020 and July 2020
Direction of Flow: Delivery
Capacity Impact: Northern anticipates primary firm service will be impacted.

East Leg
Allocation Group(s)/Point(s): Earlville East (Group 487), Galena East (Group 463), and Belleville East (Group 488)
Location: Northern’s mainline between Galena, Illinois and Belleville, Wisconsin and the Galena, Illinois and Belleville, Wisconsin compressor stations
Project Description: Station and pipeline maintenance
Month(s): June 2020 and July 2020
Direction of Flow: Delivery
Capacity Impact: Northern does not anticipate primary firm service will be impacted.

West Leg
Allocation Group(s)/Point(s): Angus Anson (POI 60816)
Location: Northern’s mainline between Paullina, Iowa and Sioux Falls, South Dakota
Project Description: Pipeline maintenance
Month(s): July 2020
Direction of Flow: Delivery
Capacity Impact: Northern anticipates primary firm service will be impacted.

Central Mainline
Allocation Group(s)/Point(s): TIGT Milligan (POI 210)
Location: Palmyra, Nebraska
Project Description: Station maintenance at the Palmyra, Nebraska compressor station and pipeline maintenance
Month(s): June 2020 and August 2020
Direction of Flow: Receipt
Capacity Impact: Primary firm service will not be impacted.
Revision: Capacity impacts have been added for August 2020.

Market/Field Area Combined
Allocation Group(s)/Point(s): Field to Demarc (Group 831) and Beatrice North (Group 832)
Location: Northern’s mainlines between the Clifton, Kansas and Ogden, Iowa compressor stations
Project Description: Pipeline maintenance
Month(s): May 2020 through October 2020
Direction of Flow: Delivery
Capacity Impact: Primary firm service will not be impacted.
Revision: Capacity impacts have been updated for June 2020.

Field Area
Allocation Group(s)/Point(s): Sunray Low (Group 10) and Sunray High (Group 32)
Location: Spraberry, Texas compressor station
Project Description: Station maintenance at the Spraberry, Texas compressor station
Month(s): May 2020 through August 2020
Direction of Flow: Receipt
Capacity Impact: Primary firm service will not be impacted.
Revision: Capacity impacts have been added for August 2020.

Allocation Group(s)/Point(s): Spraberry 12-inch (Group 601) and Spraberry Station (Group 602)
Location: Spraberry, Texas compressor station
Project Description: Station maintenance at the Spraberry, Texas compressor station
Month(s): May 2020 through August 2020
Direction of Flow: Delivery for Spraberry 12-inch (Group 601) and receipt for Spraberry Station (Group 602)
Capacity Impact: Northern anticipates primary firm service will be impacted.
Revision: Capacity impacts have been updated for June 2020 and added for August 2020.

Allocation Group(s)/Point(s): Brownfield North (Group 1022), Pampa North (Group 1023), Mitchell to Gaines (Group 825) and Oasis Bakersfield (POI 79340)
Location: Spraberry, Gaines County and Claude, Texas compressor stations
Project Description: Station maintenance at the Spraberry, Gaines County and Claude, Texas compressor stations
Month(s): June 2020 and July 2020
Direction of Flow: Delivery for Brownfield North (Group 1022) and Pampa North (Group 1023). Receipt for Mitchell to Gaines (Group 825) and Oasis Bakersfield (POI 79340)
Capacity Impact: Northern anticipates primary firm service will be impacted.
Revision: Capacity impacts have been updated for June 2020 and July 2020.

The operating capacities include the total of both transportation and operational storage capacity. Any unused operational storage capacity can be used for transportation volumes on a daily basis. Should conditions require Northern to use more of the operational storage capacity than anticipated, the operating capacities available for transportation will be reduced.

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.

If you have any questions, contact your customer service or marketing representative.