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TSP Name:Northern Natural Gas CompanyPost Date/Time:04/18/2023 03:48 PM
TSP:784158214Notice Effective Date/Time:04/18/2023 03:48 PM
Notice ID:70555Notice End Date/Time:04/20/2023 02:30 PM
Notice Type:Planned Service OutageFor Gas Day(s):04/18/2023 to 04/20/2023
Subject:PLANNED SERVICE OUTAGES – APRIL 2023 THROUGH OCTOBER 2023Notice Status:Terminate
Critical:NRequired Response Indicator Description:5-No response required
Location:MARKET AND FIELD AREAPrior Notice:70437
Notice Text

Northern has scheduled the service outages that will affect operating capacity within the months of April 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 has rescheduled station and pipeline maintenance and moved capacity impacts for Sunray Low (Group 10), Sunray High (Group 32), Beaver North (Group 1025), Beaver C & Beaver North (Group 1080), Beaver C System (Group 31), Mitchell to Gaines (Group 825), Brownfield North (Group 1022), Pampa North (Group 1023), and Seminole Subsystem (Group 598) from May 2023 to June 2023.

 

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 Tescott, Kansas and Ogden, Iowa compressor stations

Project Description: Pipeline and station maintenance

Months: April 2023 through October 2023

Direction of Flow: Delivery

Capacity Impact: Northern does not anticipate primary firm service will be impacted.

Revision: Capacity impacts Field to Demarc (Group 831) have been updated for July 2023

 

Field Area

Allocation Group(s)/Point(s): Sunray High (Group 32), Sunray Low (Group 10), and ETC Sunray Plant (POI 58676)

Location: Station maintenance at the Sunray compressor station located in Texas.

Project Description: Station and pipeline maintenance

Months: April 2023 through June 2023

Direction of Flow:

Receipt: Sunray High (Group 32), Sunray Low (Group 10), and ETC Sunray Plant (POI 58676)

Capacity Impact: Northern anticipates primary firm service will be impacted for Sunray Low (Group 10), and ETC Sunray Plant (POI 58676). Primary firm service will not be impacted for Sunray High (Group 32).

Revision: Capacity impacts have been updated for Sunray High (Group 32) and Sunray Low (Group 10) for May 2023.

 

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 and pipeline maintenance

Months: April 2023 through June 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), Spraberry 12-inch (Group 601), and Spraberry 16-inch (Group 1112) have been updated for June 2023

 

Allocation Group(s)/Point(s): Beaver North (Group 1025), PEPL/NNG Mullinville (POI 173), ANR/NNG Greensburg (POI 179), Beaver C & Beaver North (Group 1080), Beaver C System (Group 31), Mitchell to Gaines (Group 825), Brownfield North (Group 1022), Pampa North (Group 1023), and Seminole Subsystem (Group 598).

Location: Station maintenance at the Mullinville, Plainview, Claude, and Pampa compressor stations located in Texas

Project Description: Pipeline and station maintenance

Months: April 2023 through June 2023

Direction of Flow:

Delivery: Beaver North (Group 1025), ANR/NNG Greensburg (POI 179), Beaver C & Beaver North (Group 1080), Brownfield North (Group 1022), and Pampa North (Group 1023)

Receipt: PEPL/NNG Mullinville (POI 173), Beaver C System (Group 31), Mitchell to Gaines (Group 825), and Seminole Subsystem (Group 598)

Capacity Impact: Northern anticipates primary firm service will be impacted for PEPL/NNG Mullinville (POI 173), and Mitchell to Gaines (Group (825). Northern does not anticipate primary firm service will be impacted for Seminole Subsystem (Group 598), Beaver C & Beaver North (Group 1080), Brownfield North (Group 1022), and Pampa North (Group 1023). Primary firm service will not be impacted for Beaver North (Group 1025), Beaver C System (Group 31), and ANR/NNG Greensburg (POI 179).

Revision: Capacity impacts for Beaver C & Beaver North (Group 1080), Beaver C System (Group 31), Mitchell to Gaines (Group 825), Brownfield North (Group 1022), Pampa North (Group 1023), and Seminole Subsystem (Group 598) have been updated for May 2023. Additionally, capacity impacts for Beaver North (Group 1025), Beaver C & Beaver North (Group 1080), Beaver C System (Group 31), Mitchell to Gaines (Group 825), Brownfield North (Group 1022), Pampa North (Group 1023), and Seminole Subsystem (Group 598) have been updated for June 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.

 

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