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| Critical: | Y |
| Notice Eff Date: | 07/09/2025 |
| Notice Eff Time: | 10:53:45 CDT |
| Notice End Date: | |
| Notice End Time: | |
| Notice ID: | 15840445 |
| Notice Stat Desc: | Initiate |
| Notice Type Desc: | Maint |
| Post Date: | 07/09/2025 |
| Post Time: | 10:53:45 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 30 to Station 35 MLA Pig Runs (Job 1071375) 2025 Planned Outage and Maintenance Summary
Transco will be performing necessary pipeline integrity assessments associated with Job #1071375 on its 2025 Planned Outage and Maintenance Summary. This maintenance activity will impact the availability of transportation services moving north to south through Station 30 and south to north through Station 35 for each pig run date.
The specific dates that will be impacted are subject to change, but the current schedule is outlined below:
|
Pig Runs |
Dates |
|
Gauge/Cleaner Tool |
8/5 |
|
Smart Pig Tool |
8/7 |
Operating Conditions resulting from this work will require Transco to restrict scheduled quantities for all transportation priorities moving south to north and north to south through the locations indicated below.
The receipt-based location Throughput Section Boundaries (“TSB’s”) for Station 30 at mainline milepost 258.45 N-S and Station 35 at mainline milepost 327.27 S-N will be used to manage capacity availability during this planned work. An updated Market and Production Area constraint notice will include the TSB and the available quantity of all transportation priorities during the indicated period.
|
TSB Name - Location |
Location ID |
Flow Direction |
|
ML S30 N to S MP 258.45 |
9011841 |
North to South |
|
ML S35 S to N MP 327.27 |
9011644 |
South to North |
|
Estimated Outage |
Location ID |
Design Capacity (Dt/d) |
Total Quantity Available (Dt/d) |
% Available Total Primary-Firm vs Design Capacity |
% Cuts (Primary) – Potential Shipper Impact (Based on Historical Utilization)* |
|
8/5 & 8/7 |
9011841 |
400,000 |
100,000 |
25% |
5-15% |
|
8/5 & 8/7 |
9011644 |
708,995 |
250,000 |
35% |
55-65% |
*% Cuts (Primary) is an estimate of the impact to primary firm 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.
If you have any questions, please contact your Transportation Services Representative.