TSP:                                     006968077
 TSP Name:                                ENABLE MISSISSIPPI RIVER TRANSMISSION, LLC
 Critical Notice Description:             Not a critical notice
 Notice Effective Date:                   05/01/2023
 Notice Effective Time:                   07:35
 Notice End Date:                         00/00/0000
 Notice End Time:                         00:00
 Notice Identifier:                       4553
 Notice Status Description:               Initiate
 Notice Type:                             Planned Service Outage
 Posting Date/Time:                       05/01/2023 07:28
 Required Response Indicator Description: No response required
 Response Date:
 Response Time:
 Subject:                                 PLANNED SERVICE OUTAGE


 Notice Text:


 Revision  Start Date       End Date     Prev Start D  Prev End  Date                   MRT Location                                 Line                                              Maintenance                              Potential
  I
    N       4/6/2023        6/6/2023                                                   Ft Hill Station                         FT Hill / Westline                              Unit 8 Bearing replacements                           8
    N       4/11/2023       4/21/2023                                                  Ft Hill Station                         FT Hill / Westline                                Unit 7 Cylinder repairs                             3
    N       4/17/2023       4/19/2023                                         Mainline 2 (Glendale to Carlisle)                    Mainline 2                                   Integrity SCCDA Assesments                           1
    N       4/21/2023       4/30/2023                                              Unionville Storage EOS                      FT Hill / Westline                                      EOS Shut In                                   1
    N       4/27/2023       4/27/2023                                                  Ft Hill Station                         Ft Hill / Westline                            Ultrasonic Meter Tube Cleanings                         1
    N       5/1/2023        6/30/2023                                                 Glendale Station                           Mainline 2, 3                                 Bi-directional flow project                           1
    N       6/1/2023        6/1/2023                                                   Biggers Station                           Mainline 2, 3                                        Simulated ESD                                  1
    N       6/1/2023        6/1/2023                                                  Tuckerman Station                          Mainline 2, 3                                        Simulated ESD                                  1
    N       6/12/2023       6/16/2023                                                     Westline                                  Westline                                          Cleaning Pigs                                  1
    N       7/28/2023       8/2/2023                                                   Ft Hill Station                         FT Hill / Westline                               Ring gear starter install                            1
    N       8/3/2023        8/8/2023                                                   Ft Hill Station                         FT Hill / Westline                               Ring gear starter install                            1
    N       8/7/2023        8/8/2023                                                  Glendale Station                           Mainline 2,3                                    Supply diversity project                            8
    N       8/8/2023        8/11/2023                                                   Perryville Hub                           Mainline 2, 3                                 Bi-directional flow project                           8
    N       11/1/2023       11/1/2023                                                 Carlisle Station                           Mainline 2, 3                                         Station ESD                                   1
    N       11/1/2023       2/1/2024                                              Unionville Storage Unit 1                    Ft Hill / Westline                                  Compresssor Overhaul                              1
    N      11/14/2023      11/15/2023                                                  Ft Hill Station                            Ft Hill Line                                  Station ESD / OPP Testing                            1
    N    TBD /SEPT 2023   TBD/SEPT 2023                                       Mainline 3 (Glendale to Ft Hill)                    Mainline 3                           Integrity Pigging Project / SCCDA Assesments                  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 EGT's tariff regarding scheduling and interruption of services.
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