MRT Unsubscribed Capacity

                                                                                                                                                                                                                                                    
                                                                                                                                                                                                                                                 
 UNSUBSCRIBED CAPACITY                                                                                                                                                                                                                                    
 TSP Name: ENABLE MISSISSIPPI RIVER TRANSMISSION, LLC                                                                                                                                                                                                     
 TSP: 006968077                                                                                                                                                                                                                                           
 Posting Date/Posting Time: 03/30/25  4:00:56 PM                                                                                                                                                                                                          
 Effective Gas Day: 03/31/25                                                                                                                                                                                                                              
 Ending Effective Gas Day: 04/01/25                                                                                                                                                                                                                       
 Meas Basis Desc: MMBtu                                                                                                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                    Loc      Unsubscribed                                                                                                                                                                 
   Loc        Location Name             Loc Purp          Loc/QTI   Zone      Capacity                                                                                                                                                                    
  ______ _________________________   __________________  ________ ________   ____________                                                                                                                                                                 
                                                                                                                                                                                                                                                          
   12730  INDUSTRIAL STEAM PROD       Delivery Location    DPQ      M             1,010                                                                                                                                                                   
   12744  XTO TO WEST LINE            Receipt Location     RPQ      F            50,000                                                                                                                                                                   
   12745  DUKE @ PERRYVILLE REC       Receipt Location     RPQ      F            10,080                                                                                                                                                                   
   12817  TRUNKLINE CLAY CO REC       Receipt Location     RPQ      M           113,321                                                                                                                                                                   
   12818  TET SIKESTON REC            Receipt Location     RPQ      M               100                                                                                                                                                                   
   12819  NESTLE PURINA PETCARE       Delivery Location    DPQ      M                 0                                                                                                                                                                   
   12963  WATERLOO, CITY OF           Delivery Location    DPQ      M               227                                                                                                                                                                   
   12993  PERRYVILLE DISP - EGT       Receipt Location     RPQ      F           243,238                                                                                                                                                                   
   13091  TRUNKLINE CLAY CO DEL       Delivery Location    DPQ      M            28,000                                                                                                                                                                   
   13142  AMERENUE RACCOON CREEK      Delivery Location    DPQ      M           136,000                                                                                                                                                                   
   13313  TET BALD KNOB WHITE CO      Delivery Location    DPQ      M            50,000                                                                                                                                                                   
   90125  BIG RIVER ZINC              Delivery Location    DPQ      M             1,500                                                                                                                                                                   
   90178  ARNOLD MUFFLER              Delivery Location    DPQ      M               180                                                                                                                                                                   
   90180  ELEMENTIS PIGMENTS          Delivery Location    DPQ      M             4,000                                                                                                                                                                   
   90185  ST. LOUIS BUILDING ARTS     Delivery Location    DPQ      M               500                                                                                                                                                                   
   90200  MAGNESIUM ELEKTRON          Delivery Location    DPQ      M             2,900                                                                                                                                                                   
   90217  CITY OF CHESTER             Delivery Location    DPQ      M               371                                                                                                                                                                   
   90218  NORTH CROSSETT UTIL         Delivery Location    DPQ      F               321                                                                                                                                                                   
   90220  RED BUD  CITY OF            Delivery Location    DPQ      M                 0                                                                                                                                                                   
   90225  SPECIALTY GRANULES          Delivery Location    DPQ      M             1,933                                                                                                                                                                   
   90235  BISMARK  CITY OF            Delivery Location    DPQ      M               364                                                                                                                                                                   
   90240  POTOSI, CITY OF             Delivery Location    DPQ      M               917                                                                                                                                                                   
   90386  EMP @ SLIGO REC             Receipt Location     RPQ      F            83,817                                                                                                                                                                   
   90722  TGT BOARDWALK REC           Receipt Location     RPQ      M           230,847                                                                                                                                                                   
   90950  EGT A-322 REC               Receipt Location     RPQ      F           325,000                                                                                                                                                                   
   90951  WESTLINE TO LINE F A322     Delivery Location    DPQ      F            75,000                                                                                                                                                                   
   90965  PECO FOODS CORNING          Delivery Location    DPQ      M             3,000                                                                                                                                                                   
   90998  EGT @ AM-200                Delivery Location    DPQ      F           166,834                                                                                                                                                                   
   90999  SUNCOKE ENERGY INC          Delivery Location    DPQ      M             9,800                                                                                                                                                                   
   91030  MO GAS MADISON CO DEL       Delivery Location    DPQ      M            42,289                                                                                                                                                                   
   91031  MO GAS PIPELINE REC         Receipt Location     RPQ      M            50,000                                                                                                                                                                   
   92020  GREEN PLAINS - MADISON      Delivery Location    DPQ      M               300                                                                                                                                                                   
   92135  CRYSALISBIO                 Delivery Location    DPQ      M            11,000                                                                                                                                                                   
   92136  NGPL MADISON CO (IL)        Receipt Location     RPQ      M            34,500                                                                                                                                                                   
   92138  OMEGA @ LINE ALE MRT        Delivery Location    DPQ      M             3,140                                                                                                                                                                   
  100007  STL CHAIN OF ROCKS REC      Receipt Location     RPQ      M           145,000                                                                                                                                                                   
  100008  STL CHAIN OF ROCKS DEL      Delivery Location    DPQ      M           225,000                                                                                                                                                                   
  291314  INGEVITY CROSSETT           Delivery Location    DPQ      F            40,000                                                                                                                                                                   
  292376  CERC AGGREGAT LOUISIANA     Delivery Location    DPQ      F            16,200                                                                                                                                                                   
  292412  BLACK BEAR LAWR CO DEL      Delivery Location    DPQ      M           150,000                                                                                                                                                                   
  292619  AMERESCO LANDFILL RCPT      Receipt Location     RPQ      M             1,900                                                                                                                                                                   
  292620  AMERESCO LANDFILL DLVY      Delivery Location    DPQ      M               740                                                                                                                                                                   
  805495  GRANITE CITY STEEL          Delivery Location    DPQ      M            21,234                                                                                                                                                                   
  805498  OLIN CORPORATION            Delivery Location    DPQ      M             6,250                                                                                                                                                                   
  805499  ELEMENTIS SPECIALTIES       Delivery Location    DPQ      M             1,439                                                                                                                                                                   
  805501  CERRO FLOW PRODUCTS         Delivery Location    DPQ      M             2,000                                                                                                                                                                   
  805502  ATMOS MO AGGREGATE          Delivery Location    DPQ      M             4,671                                                                                                                                                                   
  805503  ALTON STEEL, INC            Delivery Location    DPQ      M            10,164                                                                                                                                                                   
  805505  GP CONSUMER OPERATIONS      Delivery Location    DPQ      F            33,000                                                                                                                                                                   
  805506  GENERAL CHEMICAL            Delivery Location    DPQ      M               550                                                                                                                                                                   
  805507  MISSISSIPPI LIME            Delivery Location    DPQ      M             1,485                                                                                                                                                                   
  805508  AMERICAN STEEL FOUND        Delivery Location    DPQ      M             3,475                                                                                                                                                                   
  805513  AMEREN VENICE ILLINOIS      Delivery Location    DPQ      M           115,000                                                                                                                                                                   
  805514  WRB REFINING LP             Delivery Location    DPQ      M           195,263                                                                                                                                                                   
  805515  BP PRODUCTS                 Delivery Location    DPQ      M             3,000                                                                                                                                                                   
  805517  RIVER CEMENT COMPANY        Delivery Location    DPQ      M            90,000                                                                                                                                                                   
  805519  SOLUTIA KRUMMRICH           Delivery Location    DPQ      M            17,200                                                                                                                                                                   
  805523  TRIGEN ENERGY-ST LOUIS      Delivery Location    DPQ      M             8,500                                                                                                                                                                   
  805526  SPIRE MO AGGREGATE          Delivery Location    DPQ      M           238,776                                                                                                                                                                   
  805527  HAZEN, CITY OF              Delivery Location    DPQ      M               757                                                                                                                                                                   
  805528  DUPO, VILLAGE OF            Delivery Location    DPQ      M               327                                                                                                                                                                   
  805529  AUGUSTA, CITY OF            Delivery Location    DPQ      M                 0                                                                                                                                                                   
  805532  ATMOS IL AGGREGATE          Delivery Location    DPQ      M                10                                                                                                                                                                   
  805533  SUMMIT AGGREGATE FIELD      Delivery Location    DPQ      F            35,343                                                                                                                                                                   
  805535  AMEREN IL AGGREGATE         Delivery Location    DPQ      M            61,500                                                                                                                                                                   
  805546  SUMMIT AGGREGATE MARKET     Delivery Location    DPQ      M            28,319                                                                                                                                                                   
  805547  GLENDALE - EGT FLD RCPT     Receipt Location     RPQ      F           207,561                                                                                                                                                                   
  805548  NOARK TO MRT LAWRENCE       Receipt Location     RPQ      M            83,089                                                                                                                                                                   
  805549  PERRYVILLE-CEGT/ANR         Delivery Location    DPQ      F           750,000                                                                                                                                                                   
  805588  NGPL @ SHATTUC/CLINTON      Receipt Location     RPQ      M           238,627                                                                                                                                                                   
  805596  PERRYVILLE - EGT            Delivery Location    DPQ      F           261,948                                                                                                                                                                   
  805597  EGT @ DIXIE REC             Receipt Location     RPQ      F             1,000                                                                                                                                                                   
  805598  REGENCY GATH WEST LINE      Receipt Location     RPQ      F            35,000                                                                                                                                                                   
  805601  EGT @ SHERRILL AR REC       Receipt Location     RPQ      M           148,998                                                                                                                                                                   
  805602  OLYPHANT - EGT              Receipt Location     RPQ      M           265,000                                                                                                                                                                   
  805613  KINDER MORGAN TEJAS         Receipt Location     RPQ      F            50,000                                                                                                                                                                   
  805614  EGT VILONIA                 Receipt Location     RPQ      M            37,000                                                                                                                                                                   
  805616  EGT STERLINGTON             Delivery Location    DPQ      F           150,000                                                                                                                                                                   
  805617  EGT KARNACK                 Delivery Location    DPQ      F               750                                                                                                                                                                   
  805695  NGPL-SHATTUC-DEL-DISP       Delivery Location    DPQ      M           270,000                                                                                                                                                                   
  805819  GLENDALE EGT FLD DLVY       Delivery Location    DPQ      F           849,991                                                                                                                                                                   
  805824  WEST LINE CAPACITY          Mainline             MLQ      F                 0  (2)                                                                                                                                                              
  806209  DIXIE-EGT-DEL               Delivery Location    DPQ      F           280,000                                                                                                                                                                   
  808368  AMEREN MERAMEC MISSOURI     Delivery Location    DPQ      M           134,000                                                                                                                                                                   
  808381  TET-BALD KNOB REC DISP      Receipt Location     RPQ      M            50,000                                                                                                                                                                   
  808392  PELICO PVL-DEL-DISP         Delivery Location    DPQ      F            60,000                                                                                                                                                                   
  808396  LACLEDE AGGRET RECEIPT      Receipt Location     RPQ      M            22,000                                                                                                                                                                   
  808471  EAST LINE CAPACITY          Mainline             MLQ      M           135,548  (5)                                                                                                                                                              
  808472  MAIN LINE NORTH             Mainline             MLQ      M                 0  (3)                                                                                                                                                              
  808473  MAIN LINE SOUTH             Mainline             MLQ      F                 0  (4)                                                                                                                                                              
  808478  WESTLINE BACKHAUL           Mainline             MLQ      F            50,000  (1)                                                                                                                                                              
  808513  SLIGO EMP DEL DISP          Delivery Location    DPQ      F            50,000                                                                                                                                                                   
  808527  WASKOM EGT                  Receipt Location     RPQ      F               183                                                                                                                                                                   
  808563  OLYPHANT DEL TO EGT         Delivery Location    DPQ      M            18,000                                                                                                                                                                   
  808579  MRT STORAGE INJECTION       Injection Point      SIQ      F            41,326                                                                                                                                                                   
  808580  MRT STORAGE WITHDRAWAL      Withdrawal Point     SWQ      F            82,403                                                                                                                                                                   
  808601  WC MRT VIP                  Receipt Location     RPQ      F            50,000                                                                                                                                                                   
  808613  NGPL @ HARRISON DISP.       Delivery Location    DPQ      F            50,000                                                                                                                                                                   
  808641  EASTRANS DCP CARTH MRT      Receipt Location     RPQ      F            49,987                                                                                                                                                                   
  808654  GLENDALE - EGT MKT RCPT     Receipt Location     RPQ      M           667,666                                                                                                                                                                   
  808686  DES ARC, CITY OF            Delivery Location    DPQ      M             3,822                                                                                                                                                                   
  808746  GLENDALE - EGT MKT DISP     Delivery Location    DPQ      M           686,000                                                                                                                                                                   
  808750  TGT BOARDWALK DISP          Delivery Location    DPQ      M            45,000                                                                                                                                                                   
  808754  RETICULATED                 Mainline             MLQ      M            50,000  (6)                                                                                                                                                              
  808760  GULF SOUTH PERRYVILLE       Receipt Location     RPQ      F           114,610                                                                                                                                                                   
  808761  PERRYVILLE REC - EGT        Receipt Location     RPQ      F           110,028                                                                                                                                                                   
  808771  PECO FOODS POCAHONTAS S     Delivery Location    DPQ      M             7,800                                                                                                                                                                   
         COMMENTS AND NOTES                                                                                                                                                                                                                               
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
 MRT may also have available primary capacity for transportation under Rate Schedule FT from time to time along various segments of the above                                                                                                             
 Main Line North capacity.  Interested shippers should review receipt and/or delivery point unsubscribed capacity amounts and locations.  Any such                                                                                                        
 capacity will be subject to the general terms and conditions of MRTs currently effective tariff, including provisions of Section 8 which addresses                                                                                                       
 nominations, scheduling, constant flow rate obligations and other conditions contained therein.  Interested shippers should contact their designated                                                                                                     
 Commercial representative at 636-812-7123 or 636-812-7121.                                                                                                                                                                                               
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
 (1)  West Line Capacity, westbound to EGT Dixie and/or EGT AM-200                                                                                                                                                                                        
 (2)  West Line Capacity, eastbound to storage and/or Field Zone Main Line                                                                                                                                                                                
 (3)  Main Line Capacity, northbound to Field Zone or Market Zone delivery points                                                                                                                                                                         
 (4)  Main Line Capacity, southbound from EGT Glendale receipt point to Main Line delivery points                                                                                                                                                         
 (5)  East Line receipt points to certain Market Zone delivery points                                                                                                                                                                                     
 (6)  MoGas and/or Illinois Intrastate Transmission receipts to certain Market Zone delivery points