Northern has scheduled the planned service outages that will affect operating capacity within the months of May through October 2019. 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
West Leg
Allocation Group(s)/Point(s): Palmyra North (Group 740)
Location: Northern’s mainline between Hooper and Homer, Nebraska
Project Description: In-line inspection of the Hooper to South Sioux City line
Month(s): May 2019 through June 2019
Direction of Flow: Delivery
Capacity Impact: Northern does not anticipate primary firm service will be impacted.
Revision: Northern will utilize an alternative inspection tool which will eliminate the operational impact.
East Leg
Allocation Group(s)/Point(s): Waterloo East (Group 773), Earlville East (Group 487), Galena East (Group 463) and Belleville East (Group 488)
Location: Between Ogden, Iowa and Belleville, Wisconsin compressor stations
Project Description: Station maintenance at the Ogden, Waterloo and Earlville, Iowa; Galena, Illinois; and Belleville, Wisconsin compressor stations. In addition, in-line inspection modifications on the Dubuque to Galena and Galena to ANR-Janesville lines are being completed.
Month(s): May 2019 through August 2019
Direction of Flow: Delivery
Capacity Impact: Northern anticipates primary firm capacity will be impacted.
Revision: Capacity impacts have been updated for Waterloo East (Group 773) for June 2019. Capacity impacts have been added for Waterloo East (Group 773), Earlville East (Group 487), Galena East (Group 463) and Belleville East (Group 488) for August 2019.
Central Mainline
Allocation Group(s)/Point(s): Viking Chisago/Isanti (Point 196)
Location: Northern’s mainline between Hugo and North Branch, Minnesota
Project Description: Station maintenance at the North Branch compressor station
Month(s): June 2019
Direction of Flow: Delivery and receipt
Capacity Impact: Northern anticipates primary firm capacity will be impacted.
Allocation Group(s)/Point(s): TIGT Milligan (POI 210), Ellsworth Central Delivery (POI 19103), American Energies-Garfield (POI 18270) and Rupe Central Delivery (POI 61201)
Location: Mainline between Bushton, Kansas and Palmyra, Nebraska compressor stations
Project Description: Pipeline modifications between the Bushton, Kansas and Palmyra, Nebraska compressor stations and station maintenance at the Palmyra, Nebraska compressor station
Month(s): May 2019 through October 2019
Direction of Flow: Receipt
Capacity Impact: Primary firm service will not be impacted.
Revision: Outage dates have been updated for TIGT Milligan (POI 210) for May 2019 as a result of a schedule change for a station outage. Capacity impacts have been deleted for the Rupe Central Delivery (POI 61201) for August 2019 through October 2019 since the point will be abandoned at the end of July 2019.
Allocation Group(s)/Point(s): Trailblazer/Beatrice (POI 1318)
Location: Beatrice, Nebraska compressor station
Project Description: Station maintenance at the Beatrice compressor station
Month(s): June 2019 and July 2019
Direction of Flow: Receipt
Capacity Impact: Primary firm service will not be impacted.
Market/Field Areas Combined
Allocation Group(s)/Point(s): Field to Demarc (Group 831) and Beatrice North (Group 832)
Location: Northern’s mainlines located between the Macksville, Kansas and Oakland, Iowa compressor stations
Project Description: Pipeline maintenance and modifications along the pipelines from the Macksville, Kansas compressor station north to the Clifton, Kansas compressor station (Demarc) in the Field Area, and from Clifton, Kansas to the Oakland, Iowa compressor station in the Market Area
Month(s): May 2019 through October 2019
Direction of Flow: Delivery
Capacity Impact: Primary firm service will not be impacted.
Revision: Capacity impacts for Field to Demarc (Group 831) and Beatrice North (Group 832) have been updated for June 2019 through August 2019.
Field Area
Allocation Group(s)/Point(s): Beaver North (Group 1025)
Location: Beaver, Oklahoma and Mullinville, Kansas compressor stations
Project Description: Station modifications and an in-line inspection between the Beaver, Oklahoma and Mullinville, Kansas compressor stations
Month(s): May 2019 through October 2019
· Actual outage dates and capacity impacts are dependent upon receipt of the in-line inspection report and will be updated as additional information becomes available.
Direction of Flow: Delivery for the group and receipt for the point
Capacity Impact: Primary firm service will not be impacted.
Revision: Capacity impacts for Beaver North (Group 1025) have been updated for August 2019.
Allocation Group(s)/Point(s): Seminole Subsystem (Group 598) and Oasis Waha (POI 62148)
Location: Pecos County, Texas
Project Description: Pipeline modifications near Oasis Waha
Month(s): June 2019
Direction of Flow: Receipt
Capacity Impact: Northern does not anticipate primary firm service will be impacted.
Allocation Group(s)/Point(s): Oasis Bakersfield Pecos County (POI 79340)
Location: Bakersfield, Texas compressor station
Project Description: Station maintenance at the Bakersfield compressor station
Month(s): June 2019
Direction of Flow: Delivery
Capacity Impact: Northern anticipates primary firm capacity will be impacted.
Allocation Group(s)/Point(s): Jal to Gaines (Group 824) and Spraberry to Plains (Group 599)
Location: Northern’s mainline between the Plains and Gaines County, Texas compressor stations
Project Description: In-line inspection modifications on the Plains to Gaines County line
Month(s): August 2019
Direction of Flow: Delivery for Jal to Gaines (Group 824) and receipt for Spraberry to Plains (Group 599)
Capacity Impact: Northern anticipates primary firm capacity will be impacted for Jal to Gaines (Group 824). Northern does not anticipate primary firm service will be impacted for Spraberry to Plains (Group 599).
The dates indicated are the anticipated days for the maintenance and modifications to be performed and completed. Please continue to monitor Northern’s website for updates.
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.