MRT Non-Critical Notice

Notice ID: 55269
Notice Type: PSO
Critical: N
Notice Status Description:
Reqrd Rsp Desc: No Response Required
Response Date/Time:
Posting Date/Time: 2025-07-14 09:51:00.0
Subject: Planned Service Outages [July 2025 Calendar]
Notice Effective Date/Time: 2025-07-14 09:51:00.0
Notice End Date/Time: 2025-10-31 00:00:00.0
Notice Text:

Start Date

End Date

Title

Location

Maintenance

Impact

Notice ID

4/21/2025

7/31/2025

Twelve Mile Annual Compressor Maintenance

 Pipe - Twelve Mile

Annual Maintenance

1

4/21/2025

11/1/2025

Twelve Mile compressor Engine Automation

 Pipe - Twelve Mile

Other

1

5/1/2025

8/1/2025

Oil Cooler

 Westpoint

Regular Maintenance

1

6/1/2025

7/30/2025

Generator Fuel Re-pipe

West Point

Regular Maintenance

1

6/1/2025

7/30/2025

Field Transmitters Replacement

 Twelve Mile Station

Regular Maintenance

1

6/1/2025

9/1/2025

Westpoint Preventative Maintenance

West Point

Annual Maintenance

1

6/2/2025

8/15/2025

Carlisle Compressor Maintenance

 Carlisle Station

Annual Maintenance

1

6/12/2025

9/1/2025

St Jacob Storage Field Project

Pipe - St Jacob

Regular Maintenance

1

6/16/2025

7/11/2025

ML2 Class Location Relay and Pressure Test

 Pipe - Twelve Mile

Pipe Replacement

1

6/30/2025

8/8/2025

ML3 Hydrotest

Pipe - Twelve Mile

Integrity Work

1

7/1/2025

7/16/2025

Perryville #1 Top End Work

Perryville

Regular Maintenance

1

7/7/2025

7/18/2025

ML2 200ft. Recoat Glendale to Carlisle

 Pipe - Glendale

Other

1

7/7/2025

7/31/2025

Ring Gear Starter Install on Units #6 and #8

 Fountain Hill Station

Unplanned Compressor Maintenance

1

7/7/2025

9/7/2025

St Jacob Storage Field-Launcher Mods/Flow Control Valves

Pipe - St Jacob

Other

1

7/14/2025

7/31/2025

Hand Pump Install on Gate Yard @ Ft Hill Station

 Fountain Hill Station

Unplanned Compressor Maintenance

1

7/14/2025

8/8/2025

ML3 Hydrotest – Pressure test from Station 472+98 to 546+23

 Pipe - Twelve Mile

Integrity Work

1

7/14/2025

8/11/2025

Arnold M&R Tap Valves

Bonne Terre

Pipe Replacement

1

8/4/2025

9/5/2025

Air Starters on Units 6&8

 Fountain Hill Station

Other

1

8/11/2025

8/22/2025

Arnold M&R Tap Valves

Bonne Terre

Pipe Replacement

1

8/11/2025

9/19/2025

ML2 and ML3 Valve installation

Popular Bluff

Other

1

10/13/2025

10/18/2025

Meramec River HDD

Bonne Terre

Pipe Replacement

1

10/14/2025

10/15/2025

Pigging A-142

 Pipe - Buckley

Cleaning Pig

1

10/21/2025

10/22/2025

Westline Dixie to Red River and River Crossings

 Pipe - Buckley

Cleaning Pig

1

10/22/2025

10/23/2025

Westline Red River to MP51 pigging

 Pipe - Buckley

Cleaning Pig

1

10/22/2025

10/31/2025

Unionville EOS Shut in

Unionville

Annual Maintenance

1

1.  No capacity impact is expected at this time.

2.  Coordinating with necessary loads.

3.  Based on historical and current throughput, no capacity impact is expected.  In the event nominations increase significantly, restrictions may become necessary.

4.  Coordinating maintenance with interconnecting pipe to minimize customer impact.  No capacity impact is expected at this time; however, if operating conditions change, affected parties will be notified.

5.  Affected production notified of shut-in during work.

6.  Customers may experience pressure fluctuations, but no capacity impact is anticipated.

7.  Based upon customer nominations, restrictions may become necessary.

8.  Based on all available information, capacity will be impacted.  Capacity reductions will be done in accordance with the provisions of MRT's tariff regarding scheduling and interruption of services.