MRT Non-Critical Notice

Notice ID: 74210
Notice Type: PSO
Critical: N
Notice Status Description:
Reqrd Rsp Desc: No Response Required
Response Date/Time:
Posting Date/Time: 2026-10-20 08:44:00.0
Subject: Planned Service Outages [October 2026 Calendar]
Notice Effective Date/Time: 2026-10-20 08:45:00.0
Notice End Date/Time: 2027-01-21 00:00:00.0
Notice Text:

Start Date

End Date

Title

Location

Maintenance

Impact

SPW

4/15/2026

11/1/2026

Station Automation

 Twelve Mile Compressor

Integrity Work

1

7/15/2026

7/15/2028

Shattuc Turbine Modernization

Shattuc Turbine

Other

1

8/24/2026

10/23/2026

ML2 Class Location Relay

 Pipe - Twelve Mile

Integrity Work

1

10/12/2026

10/16/2026

A127 ECDA

 Pipe - Columbia

Digs

1

10/13/2026

10/14/2026

ML3 cleaning pigs Ft. Hill to Perryville

 Pipe - Fountain Hill

Cleaning Pig

1

10/13/2026

10/14/2026

ML2 cleaning pigs Ft. Hill to Perryville

 Pipe - Fountain Hill

Cleaning Pig

1

10/17/2026

10/26/2026

Columbia Isolation

 Pipe - Columbia

ILI Pigging Project

1

10/19/2026

10/23/2026

A140 ECDA

 Pipe - Columbia

Digs

1

10/20/2026

10/21/2026

Glendale Scrubber Filter Change

 Glendale Compressor

Regular Maintenance

1

10/22/2026

10/22/2026

Emissions Test on #5 Engine

 Glendale Compressor

Emissions Testing

1

10/22/2026

11/5/2026

Wood River Isolation

 Pipe - Columbia

ILI Pigging Project

1

10/22/2026

11/11/2026

HSL Isolation

 Pipe - Columbia

ILI Pigging Project

73860

10/26/2026

11/4/2026

Unionville Fall Shut-In

 Unionville

Annual Maintenance

73016

11/3/2026

11/3/2026

22x24x26" ALE Columbia M&R to Mo Gas ILI - GEO Tool

 Pipe - Columbia

ILI Pigging Project

1

11/5/2026

11/5/2026

22x24x26" ALE Columbia M&R to Mo Gas ILI - MFL Tool

 Pipe - Columbia

ILI Pigging Project

1

11/6/2026

11/7/2026

State Route 15 HDD isolation

 Pipe - Columbia

ILI Pigging Project

1

11/9/2026

11/11/2026

Westline Maintenance pigging for upcoming ILI project

 EGT DIXIE

Cleaning Pig

1

12/1/2026

12/2/2026

ML2 Class Location Relay

 Pipe - Twelve Mile

Pipe Replacement

1

12/1/2026

12/2/2026

ML1 Joachim Creek HDD

 Bon Terre Tower

Pipe Replacement

1

12/1/2026

12/2/2026

Meramec Receiver Barrel & Piping Modifications

 Pipe - Bonne Terre

Pipe Replacement

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.