EGT Transactional Reporting: Firm

                                                                                                                                                                                                                                                    
                                                                                                                                                                                                                                                 
 TSP Name:        ENABLE GAS TRANSMISSION, LLC                                                                                                                                                                                                            
 TSP:             87-267-0161                                                                                                                                                                                                                             
 Amend Rptg Desc: All Data                                                                                                                                                                                                                                
 Svc Req K:       1006462                                                                                                                                                                                                                                 
 K Holder Name:   BLACK HILLS SERVICE COMPANY, LLC                                                                                                                                                                                                        
 K Holder:        079 53 4838                                                                                                                                                                                                                             
 Affil Desc:      NONE                                                                                                                                                                                                                                    
 Tracking No:     0052705                                                                                                                                                                                                                                 
 K Stat:          A         Post Date: 5/27/2025  Post Time: 1524589                                                                                                                                                                                      
 K Qty-K:      15000    Contract Duration     Contract Entitlement                                                                                                                                                                                        
 IT Qty-K:         0 K Beg Date   K End Date K Ent Beg Date K Ent Beg Time                                                                                                                                                                                
 K Roll: Y            7/14/2008   3/31/2028   6/1/2025         0900000                                                                                                                                                                                    
 Min Vol Qty - Non-Cap Rel:                  K Ent End Date K Ent End Time                                                                                                                                                                                
 Min Vol Pct - Non-Cap Rel: 0.00              4/1/2028         0859000                                                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Cap Type Name: Primary     Transaction Term Begin Date  Transaction Term End Date:                                                                                                                                                                      
                                  6/1/2025                      3/31/2028                                                                                                                                                                                 
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                Loc Purp                                                                                                                                  
                                 Loc Zn   Loc          Loc Name                                                   Desc                                                                                                                                    
                                 ------- ------ -------------------------             -----------------------------------------------------------------                                                                                                   
                                 West 1  013898 WEST 1 POOLING AREA                   Receipt Location                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:     10000   It Qty - Loc:                                                                                                                                                                                                                  
                                 Neutral 013896 NEUTRAL POOLING AREA                  Receipt Location                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:      5000   It Qty - Loc:                                                                                                                                                                                                                  
                                 West 1  011974 BLACK HILLS @ HUNNEWELL                        Delivery Location                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:     14499   It Qty - Loc:                                                                                                                                                                                                                  
                                 West 1  771001 BLACK HILLS @ WINFIELD                         Delivery Location                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:       250   It Qty - Loc:                                                                                                                                                                                                                  
                                 West 1  805241 BLACK HILLS TB/RE DEL                          Delivery Location                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:       250   It Qty - Loc:                                                                                                                                                                                                                  
                                 West 1  771000 BLACK HILLS - TAP                              Delivery Location                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Loc K Max Press:         Loc K Min Press:                                                                                                                                                                                                               
  K Qty - Loc:         1   It Qty - Loc:                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                          
    Rate Sch: NNTS                                                                                                                                                                                                                                        
   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                                                                                                                                                             
  ---------  ---   ------- --------------  ---------  ---------  -------------  -------------                                                                                                                                                             
  00.306300  Max   0.3063   Tariff           No          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:        0.00270                                                                                                                                                                                                                              
  Terms/Notes:                                                                                                                                                                                                                                            
  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.                                                                                                                                                                                                                                            
  After Contract Duration/Entitlement End Date, transaction continues                                                                                                                                                                                     
  year-to-year unless and until terminated by written notice given by                                                                                                                                                                                     
  either party to the other party at least 180 days prior to the end of                                                                                                                                                                                   
  the primary term or any extended term thereafter.                                                                                                                                                                                                       
  Compressor Usage Surcharge (CUS), if applicable, is subject to change                                                                                                                                                                                   
  semi-annually and/or subject to FERC approval.                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  Absent designation of MRO's for any specific Point of Receipt,                                                                                                                                                                                          
  Transporter shall have no obligation to permit Shipper to utilize                                                                                                                                                                                       
  any such Point of Receipt or to receive any specific quantities                                                                                                                                                                                         
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
  on Shipper's behalf at such point.                                                                                                                                                                                                                      
                                                                                                                                                                                                                                                          
  Shipper agrees that it will source its flowing supplies in                                                                                                                                                                                              
  accordance with Transporter's instructions.                                                                                                                                                                                                             
                                                                                                                                                                                                                                                          
  Pursuant to Section 2.9 of Rate Schedule NNTS, Transporter                                                                                                                                                                                              
  agrees that it shall not require the installation of flow                                                                                                                                                                                               
  control devices at the Hunnewell Primary Delivery Point                                                                                                                                                                                                 
  listed hereunder serving Shipper's distribution system so                                                                                                                                                                                               
  long as (i) the total deliveries at such point do not exceed,                                                                                                                                                                                           
  or do not exceed by such a margin that, in Transporter's                                                                                                                                                                                                
  reasonable judgment, it would present undue operational risks                                                                                                                                                                                           
  to Transporter's system or other customers, the historical                                                                                                                                                                                              
  level of deliveries at such point experienced by Transporter,                                                                                                                                                                                           
  and (ii) operational conditions on Transporter's system,                                                                                                                                                                                                
  as determined by Transporter in its reasonable judgment,                                                                                                                                                                                                
  do not change materially.                                                                                                                                                                                                                               
                                                                                                                                                                                                                                                          
  Pursuant to Section 2.10 of Rate Schedule NNTS, the parties                                                                                                                                                                                             
  agree that during Transporter's planned operational outages                                                                                                                                                                                             
  at the Delivery Points under the NNTS Agreement, Transporter                                                                                                                                                                                            
  will furnish, at its sole expense, rented CNG tank trucks                                                                                                                                                                                               
  and/or CNG bottles (not including the cost of the commodity),                                                                                                                                                                                           
  as Transporter deems appropriate, to maintain the availability                                                                                                                                                                                          
  of No-Notice service within applicable Contract Limitations;                                                                                                                                                                                            
  provided, however, such obligation shall not apply if other                                                                                                                                                                                             
  natural gas supplies are readily available to Shipper at                                                                                                                                                                                                
  physical interconnections between Shipper and Transporter                                                                                                                                                                                               
  to maintain service in the affected distribution system.                                                                                                                                                                                                
                                                                                                                                                                                                                                                          
  Pursuant to Section 21.10, GT&C, of the Tariff, the parties                                                                                                                                                                                             
  have agreed to an extension of the term with respect to all                                                                                                                                                                                             
  of the capacity committed under the Service Agreement being                                                                                                                                                                                             
  amended and extended.