EGT Transactional Reporting: Firm

                                                                                                                                                                                                                                                    
                                                                                                                                                                                                                                                 
 TSP Name:        ENABLE GAS TRANSMISSION, LLC                                                                                                                                                                                                            
 TSP:             87-267-0161                                                                                                                                                                                                                             
 Amend Rptg Desc: All Data                                                                                                                                                                                                                                
 Svc Req K:       1006349                                                                                                                                                                                                                                 
 K Holder Name:   SOUTHWESTERN ELECTRIC POWER COMPANY C/O AMERICAN ELECTRIC POWER                                                                                                                                                                         
 K Holder:        006 94 8764                                                                                                                                                                                                                             
 Affil Desc:      NONE                                                                                                                                                                                                                                    
 Tracking No:     0052402                                                                                                                                                                                                                                 
 K Stat:          A         Post Date: 10/14/2024 Post Time: 1449301                                                                                                                                                                                      
 K Qty-K:      45000    Contract Duration     Contract Entitlement                                                                                                                                                                                        
 IT Qty-K:         0 K Beg Date   K End Date K Ent Beg Date K Ent Beg Time                                                                                                                                                                                
 K Roll: N            1/7/2009    12/31/2026  1/1/2025         0900000                                                                                                                                                                                    
 Min Vol Qty - Non-Cap Rel:                  K Ent End Date K Ent End Time                                                                                                                                                                                
 Min Vol Pct - Non-Cap Rel: 0.00              1/1/2027         0859000                                                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Cap Type Name: Primary     Transaction Term Begin Date  Transaction Term End Date:                                                                                                                                                                      
                                  1/1/2025                      12/31/2026                                                                                                                                                                                
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                Loc Purp                                                                                                                                  
                                 Loc Zn   Loc          Loc Name                                                   Desc                                                                                                                                    
                                 ------- ------ -------------------------             -----------------------------------------------------------------                                                                                                   
                                 Neutral 803784 MMGK RED OAK IC                       Receipt Location                                                                                                                                                    
                                 North   811005 SWEPCO HARRY MATTISON                 Delivery Location                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:     45000   It Qty - Loc:                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                          
    Rate Sch: EFT                                                                                                                                                                                                                                         
   Seasnl St: 0/0/0                                                                                                                                                                                                                                       
  Seasnl End: 0/0/0                                                                                                                                                                                                                                       
  Rpt Lvl Desc: Point                                                                                                                                                                                                                                     
  Res Rate Basis Desc: Per Day                                                                                                                                                                                                                            
  Rate Form/Type Desc: Blended Rate(combination of reservation and volumetric charges)                                                                                                                                                                    
                                                                                                                                                                                                                                                          
             Rate                                                                                                                                                                                                                                         
   Rate      Chgd  Max Trf  Max Trf Rate   Ngtd Rate  Mkt Based                                                                                                                                                                                           
   Chgd      Ref    Rate    Ref  Desc      Ind  Desc  Rate Ind   Disc Beg Date  Disc End Date                                                                                                                                                             
  ---------  ---   ------- --------------  ---------  ---------  -------------  -------------                                                                                                                                                             
  00.741000  SPT   0.7410   Tariff           Yes         N                                                                                                                                                                                                
                                                                                                                                                                                                                                                          
  Loc/QTI Desc:   Receipt point(s) to delivery point(s) quantity                                                                                                                                                                                          
  Rate ID:        141                                                                                                                                                                                                                                     
  Surchg ID Desc: Compressor Usage Surcharge                                                                                                                                                                                                              
  Surchg Ind Desc:                                                                                                                                                                                                                                        
  Rate(s) stated do not include any applicable surcharges; surcharge detail and surcharge total provided                                                                                                                                                  
  Tot Surchg:        0.00230                                                                                                                                                                                                                              
  Cap Type Name: Secondary   Transaction Term Begin Date  Transaction Term End Date:                                                                                                                                                                      
                                  1/1/2025                      12/31/2026                                                                                                                                                                                
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                Loc Purp                                                                                                                                  
                                 Loc Zn   Loc          Loc Name                                                   Desc                                                                                                                                    
                                 ------- ------ -------------------------             -----------------------------------------------------------------                                                                                                   
                                 Neutral 803784 MMGK RED OAK IC                       Receipt Location                                                                                                                                                    
                                 North   811005 SWEPCO HARRY MATTISON                 Delivery Location                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                 West 1  013898 WEST 1 POOLING AREA                   Receipt Location                                                                                                                                                    
                                 South   012358 SWEPCO WILKES PLANT SUM               Delivery Location                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                 West 2  013899 WEST 2 POOLING AREA                   Receipt Location                                                                                                                                                    
                                 South   801531 SWEPCO LIEBERMAN PLANT                Delivery Location                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                 North   013895 NORTH POOLING AREA                    Receipt Location                                                                                                                                                    
                                 South   844110 SWEPCO STALL PLANT                    Delivery Location                                                                                                                                                   
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                 South   013894 SOUTH POOLING AREA                    Receipt Location                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                 Neutral 013896 NEUTRAL POOLING AREA                  Receipt Location                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:             It Qty - Loc:                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                          
    Rate Sch: EFT                                                                                                                                                                                                                                         
   Seasnl St: 0/0/0                                                                                                                                                                                                                                       
  Seasnl End: 0/0/0                                                                                                                                                                                                                                       
  Rpt Lvl Desc: Point                                                                                                                                                                                                                                     
  Res Rate Basis Desc: Per Day                                                                                                                                                                                                                            
  Rate Form/Type Desc: Blended Rate(combination of reservation and volumetric charges)                                                                                                                                                                    
                                                                                                                                                                                                                                                          
             Rate                                                                                                                                                                                                                                         
   Rate      Chgd  Max Trf  Max Trf Rate   Ngtd Rate  Mkt Based                                                                                                                                                                                           
   Chgd      Ref    Rate    Ref  Desc      Ind  Desc  Rate Ind   Disc Beg Date  Disc End Date                                                                                                                                                             
  ---------  ---   ------- --------------  ---------  ---------  -------------  -------------                                                                                                                                                             
  00.741000  SPT   0.7410   Tariff           Yes         N                                                                                                                                                                                                
                                                                                                                                                                                                                                                          
  Loc/QTI Desc:   Receipt point(s) to delivery point(s) quantity                                                                                                                                                                                          
  Rate ID:        141                                                                                                                                                                                                                                     
  Surchg ID Desc: Compressor Usage Surcharge                                                                                                                                                                                                              
  Surchg Ind Desc:                                                                                                                                                                                                                                        
  Rate(s) stated do not include any applicable surcharges; surcharge detail and surcharge total provided                                                                                                                                                  
  Tot Surchg:        0.00230                                                                                                                                                                                                                              
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Terms/Notes:                                                                                                                                                                                                                                            
  Del # 811005 SWEPCO HARRY MATTISON  Swing Ratio  3.00                                                                                                                                                                                                   
  If specific Pooling Area Pools are indicated as Receipt Locations,                                                                                                                                                                                      
  the reference is to all generally available Pools and Additional                                                                                                                                                                                        
  Individual Receipt Points in such Pooling Area.                                                                                                                                                                                                         
  Max Trf Rate and Rate Chgd expressed as blended rates                                                                                                                                                                                                   
  derived by adding the Commodity Charge and the unitized                                                                                                                                                                                                 
  Reservation Charge, calculated on an assumed 100% load factor                                                                                                                                                                                           
  basis based on K Holder's K Qty-K, unless otherwise stated.                                                                                                                                                                                             
  K Holder pays Reservation Charge regardless of quantities                                                                                                                                                                                               
  transported.                                                                                                                                                                                                                                            
  Subject to receipt of necessary FERC approvals.                                                                                                                                                                                                         
  Compressor Usage Surcharge (CUS), if applicable, is subject to change                                                                                                                                                                                   
  semi-annually and/or subject to FERC approval.                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Receipts from points and/or pools listed above as Cap Type Name:                                                                                                                                                                                        
  Secondary are applicable only to the Delivery Points listed in this                                                                                                                                                                                     
  posting at the rate(s) stated. Deliveries to points listed above as                                                                                                                                                                                     
  Cap Type Name: Secondary are applicable only from receipt points                                                                                                                                                                                        
  and/or pools listed in this posting at the rate(s) stated.                                                                                                                                                                                              
                                                                                                                                                                                                                                                          
  Loc Name: SWEPCO Harry Mattison; Loc: 811005                                                                                                                                                                                                            
  Maximum Hourly Quantity (MHQ): 1,875 Dth/H                                                                                                                                                                                                              
  Maximum Delivery Obligation (MDO): 45,000 Dth/D                                                                                                                                                                                                         
  Swing Ratio (SR): 3.00                                                                                                                                                                                                                                  
  Maximum Tariff Rate: $0.7410                                                                                                                                                                                                                            
                                                                                                                                                                                                                                                          
  If scheduled maintenance or other operational                                                                                                                                                                                                           
  circumstances adversely affect the availability                                                                                                                                                                                                         
  of primary firm capacity under the Agreement and                                                                                                                                                                                                        
  Transporter notifies Shipper of the availability                                                                                                                                                                                                        
  of non-primary capacity to receive and/or deliver                                                                                                                                                                                                       
  other than at the points specified above, then                                                                                                                                                                                                          
  such optional non-primary points as designated                                                                                                                                                                                                          
  by Transporter shall be deemed eligible for the                                                                                                                                                                                                         
  rates, quantities and the period specified in                                                                                                                                                                                                           
  the notice.  Transporter may make such                                                                                                                                                                                                                  
  notification via e-mail, in writing or via                                                                                                                                                                                                              
  Internet Web Site posting and the document in                                                                                                                                                                                                           
  which such notice appears shall be deemed to                                                                                                                                                                                                            
  amend this Agreement for the purposes hereof.                                                                                                                                                                                                           
                                                                                                                                                                                                                                                          
  The rate which Transporter shall bill and Shipper shall pay under                                                                                                                                                                                       
  the Agreement for services up to Contract Demand (as in effect                                                                                                                                                                                          
  on the Effective Date hereof) shall be a Daily Reservation Charge                                                                                                                                                                                       
  of $0.7323 per Dth and Transporter's then-effective maximum                                                                                                                                                                                             
  applicable Commodity Rate (which includes EPC) for all eligible                                                                                                                                                                                         
  quantities.  Shipper shall pay a Reservation Charge amount each                                                                                                                                                                                         
  Month calculated by multiplying the Daily Reservation Charge by                                                                                                                                                                                         
  the Demand Determinant (MDO divided by SR) times the number of                                                                                                                                                                                          
  days in Month, regardless of the quantity of gas transported during                                                                                                                                                                                     
  the Service Month.                                                                                                                                                                                                                                      
                                                                                                                                                                                                                                                          
  Authorized Overrun: The rate for any authorized hourly overrun                                                                                                                                                                                          
  quantities shall be $0.4402 per Dth and any authorized daily                                                                                                                                                                                            
  overrun quantities shall be $0.2528 per Dth.                                                                                                                                                                                                            
                                                                                                                                                                                                                                                          
  In accordance with Section 19.8, GT&C, of the Tariff, the parties hereby                                                                                                                                                                                
  agree that Transporter shall retain, and not credit back to Shipper,                                                                                                                                                                                    
  credits for capacity releases to the extent amounts paid by or invoiced                                                                                                                                                                                 
  to Replacement Shipper(s) as, or attributable to, demand or reservation                                                                                                                                                                                 
  type charges exceed the amount of Shipper's invoiced demand component.                                                                                                                                                                                  
                                                                                                                                                                                                                                                          
  Pursuant to Section 21.10, GT&C, of the Tariff, the parties have                                                                                                                                                                                        
  agreed to an extension of the term with respect to part of the                                                                                                                                                                                          
  capacity committed under the Service Agreement being amended                                                                                                                                                                                            
  and extended.