Transco Pipeline Notice 15864313
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Critical: | Y |
Notice Eff Date: | 07/17/2025 |
Notice Eff Time: | 09:49:05 CDT |
Notice End Date: | |
Notice End Time: | |
Notice ID: | 15864313 |
Notice Stat Desc: | Initiate |
Notice Type Desc: | Maint |
Post Date: | 07/17/2025 |
Post Time: | 09:49:05 CDT |
Prior Notice: | 0 |
Reqrd Rsp Desc: | Immediate response required of an operational nature may be required of impacted shippers |
Rsp Date: | |
Rsp Time: | |
TSP: | 007933021 |
TSP Name: | TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC |
Notice Text:
Subject: Station 50 (Job 328966) 2025 Planned Outage and Maintenance Summary
Transco will be performing a necessary line outage associated with Job #328966 on its 2025 Planned Outage and Maintenance Summary. This work is associated with pipeline integrity digs on Transco’s Mainline A between 45A30 to 50A0. The current schedule for this maintenance is August 5, 2025 through August 10, 2025.
During this period of planned maintenance, non-secondary reverse path (NSRP), secondary FT, and interruptible (IT) transactions moving through the location may not be available.
Operating Conditions resulting from this work will require Transco to manage all transportation services south to north through the location listed below. The total quantity available will be contingent on system conditions during the maintenance period, but is anticipated to be limited to the quantity indicated below. Transactions moving north to south through this location will not be impacted.
The receipt-based Throughput Section Boundary (TSB) at mainline MP 517.23 (West Station 50) will be used to manage capacity availability during this planned work. An updated Market and Production Area constraint notice will include the location and the available quantity of all transportation services during the indicated period.
TSB Name Location |
Location ID |
Flow Direction |
Design Capacity (Mdt/d) |
Total Qty Available (Mdt/d) |
% Available Total Primary-Firm vs Design Capacity |
% Cuts (Primary)Potential Shipper Impact (Based on Historical Utilization) |
STATION 50 W MP 517.23 |
9013363 |
South to North |
1,535.626 |
1,100 |
72% |
10-20% |
*% Cuts is an estimate of the impact to shippers based on historical utilization and anticipated volumes during the time of constraint. These amounts are subject to change based on actual nominated firm volumes and changes in the amount of available capacity.
During the System Outage Period, the location(s) identified below will not be available for gas flow and scheduling:
Location ID |
Location Name |
Flow Direction |
1006923 |
MAMOU / DURALDE II |
Bi-Directional |
If you have any questions, please contact your Transportation Services Representative.