MRT Unsubscribed Capacity


 UNSUBSCRIBED CAPACITY
 TSP Name: ENABLE MISSISSIPPI RIVER TRANSMISSION, LLC
 TSP: 006968077
 Posting Date/Posting Time: 05/17/23  4:01:21 PM
 Effective Gas Day: 05/18/23
 Ending Effective Gas Day: 05/19/23
 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
   12742  DUKE CHEVRON - MINDEN       Receipt Location     RPQ      F            40,000
   12744  XTO  TO WEST LINE           Receipt Location     RPQ      F            50,000
   12745  DUKE @ PERRYVILLE           Receipt Location     RPQ      F                80
   12817  TRUNKLINE GAS RECEIPT       Receipt Location     RPQ      M           119,021
   12818  TEXAS EASTERN @SIKESTON     Receipt Location     RPQ      M               100
   12819  NESTLE PURINA PETCARE       Delivery Location    DPQ      M                 0
   12926  EGT-SHERRILL DISP           Delivery Location    DPQ      M            70,000
   12963  WATERLOO, CITY OF           Delivery Location    DPQ      M               227
   12993  PERRYVILLE DISP - EGT       Receipt Location     RPQ      F           302,206
   13091  TRUNKLINE GAS DEL           Delivery Location    DPQ      M            32,000
   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             1,475
   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  SLIGO                       Receipt Location     RPQ      F            64,333
   90571  DELHI @ HARRISON            Receipt Location     RPQ      F            74,824
   90722  TGT BOARDWALK               Receipt Location     RPQ      M           238,464
   90950  LINE F TO UNIONV A322       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  AM200                       Delivery Location    DPQ      F            50,000
   90999  SUNCOKE (GATEWAY)           Delivery Location    DPQ      M             9,800
   91030  MO GAS PIPELINE             Delivery Location    DPQ      M            19,493
   91031  MO GAS PIPELINE             Receipt Location     RPQ      M            50,000
   92020  GREEN PLAINS - MADISON      Delivery Location    DPQ      M             1,000
   92135  CENTER OIL                  Delivery Location    DPQ      M            11,000
   92136  NGPL MADISON CO (IL)        Receipt Location     RPQ      M            34,550
   92138  OMEGA @ LINE ALE MRT        Delivery Location    DPQ      M             3,140
  100007  STL CHAIN OF ROCKS RCPT     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  NOARK F/MRT_LAWR DELIVE     Delivery Location    DPQ      M           150,000
  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                    Delivery Location    DPQ      M             4,671
  805503  ALTON STEEL, INC            Delivery Location    DPQ      M            10,500
  805504  DOE RUN INC                 Delivery Location    DPQ      M             4,500
  805505  GEORGIA PACIFIC CORP        Delivery Location    DPQ      F            33,000
  805506  GENERAL CHEMICAL            Delivery Location    DPQ      M               550
  805507  MISSISSIPPI LIME            Delivery Location    DPQ      M             6,485
  805508  AMERICAN STEEL FOUND        Delivery Location    DPQ      M             3,475
  805509  JEFFERSON SMURFIT           Delivery Location    DPQ      M             7,500
  805513  AMEREN VENICE ILLINOIS      Delivery Location    DPQ      M           115,500
  805514  WRB REFINING LP             Delivery Location    DPQ      M           212,263
  805515  BP PRODUCTS                 Delivery Location    DPQ      M             3,000
  805517  RIVER CEMENT COMPANY        Delivery Location    DPQ      M            10,000
  805519  SOLUTIA KRUMMRICH           Delivery Location    DPQ      M            17,200
  805523  TRIGEN ENERGY-ST LOUIS      Delivery Location    DPQ      M            11,000
  805526  SPIRE MO AGGREGATE          Delivery Location    DPQ      M           351,276
  805527  HAZEN, CITY OF              Delivery Location    DPQ      M               657
  805528  DUPO, VILLAGE OF            Delivery Location    DPQ      M               327
  805529  AUGUSTA, CITY OF            Delivery Location    DPQ      M                 0
  805532  ATMOS IL                    Delivery Location    DPQ      M                10
  805533  SUMMIT AGGREGATE FIELD      Delivery Location    DPQ      F            35,343
  805535  AMEREN ILLINOIS AGGREGA     Delivery Location    DPQ      M            41,500
  805546  SUMMIT AGGREGATE MARKET     Delivery Location    DPQ      M            28,319
  805547  GLENDALE - EGT FLD RCPT     Receipt Location     RPQ      F           187,794
  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           238,577
  805589  NGPL @ HARRISON             Receipt Location     RPQ      F            99,623
  805596  PERRYVILLE - EGT            Delivery Location    DPQ      F           304,967
  805597  DIXIE                       Receipt Location     RPQ      F            21,000
  805598  REGENCY GAS GATHERING &     Receipt Location     RPQ      F            35,000
  805601  SHERRILL/GETHSEM -EGT       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  CEGT VILONIA/TRANSARK       Receipt Location     RPQ      M            37,000
  805616  CEGT STERLINGTON            Delivery Location    DPQ      F           150,000
  805617  CEGT KARNACK                Delivery Location    DPQ      F               750
  805695  NGPL-CLINTON DISP           Delivery Location    DPQ      M           270,000
  805819  GLENDALE EGT FLD DLVY       Delivery Location    DPQ      F           899,991
  805824  WEST LINE CAPACITY          Mainline             MLQ      F                 0  (2)
  806209  DIXIE - DEL                 Delivery Location    DPQ      F           280,000
  808368  AMEREN MERAMEC MISSOURI     Delivery Location    DPQ      M           133,500
  808381  TET-WHITE CO REC            Receipt Location     RPQ      M            50,000
  808392  DUKE @ PERRYVILLE(PELI)     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 DISPLACEMENT          Delivery Location    DPQ      F            50,000
  808527  WASKOM - EGT                Receipt Location     RPQ      F               241
  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            49,966
  808654  GLENDALE - EGT MKT RCPT     Receipt Location     RPQ      M           639,586
  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           111,945
  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