TSP:                                     872670161                                                                                                                                                                                                       
 TSP Name:                                ENABLE GAS TRANSMISSION, LLC                                                                                                                                                                                    
 Critical Notice Description:             Critical notice                                                                                                                                                                                                 
 Notice Effective Date:                   09/30/2025                                                                                                                                                                                                      
 Notice Effective Time:                   09:00                                                                                                                                                                                                           
 Notice End Date:                         10/04/2025                                                                                                                                                                                                      
 Notice End Time:                         09:00                                                                                                                                                                                                           
 Notice Identifier:                       6128                                                                                                                                                                                                            
 Notice Status Description:               Initiate                                                                                                                                                                                                        
 Notice Type:                             Maintenance                                                                                                                                                                                                     
 Posting Date/Time:                       08/25/2025 10:07                                                                                                                                                                                                
 Required Response Indicator Description: No response required                                                                                                                                                                                            
 Response Date:                                                                                                                                                                                                                                           
 Response Time:                                                                                                                                                                                                                                           
 Subject:                                 ROUND MOUNTAIN PLANNED MAINT                                                                                                                                                                                    
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
 Notice Text:                                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                                          
 This Operational Alert is being issued pursuant to Section 20, GT&C of EGT s Tariff to notify all                                                                                                                                                        
 parties of unplanned maintenance required at EGT s Round Mountain Compressor Station,                                                                                                                                                                    
 located in Conway County, Arkansas and in EGT s North Pooling area. The maintenance will                                                                                                                                                                 
 begin on Tuesday, September 30th, 2025, with an anticipated completion date of Saturday,                                                                                                                                                                 
 October 4th, 2025, at 09:00.                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                          
 Based on current nominations, EGT does not anticipate impacts to its primary firm services.                                                                                                                                                              
 However, unforeseen issues, including, but not limited to, nominations, weather conditions,                                                                                                                                                              
 storage needs, etc., may result in scheduling reductions.  In the event that unforeseen issues do                                                                                                                                                        
 occur, EGT will evaluate nominations, on a case by case basis, based on daily operations to                                                                                                                                                              
 alleviate impacts to the extent possible. During this planned maintenance, shippers should                                                                                                                                                               
 nominate from their contractual MRO location to reduce risk of scheduling reductions. Should                                                                                                                                                             
 any of the details of this posting change, EGT will notify its shippers and update this notice                                                                                                                                                           
 accordingly.                                                                                                                                                                                                                                             
 EGT will schedule nominations, if needed, on each impacted day in accordance with its tariff.                                                                                                                                                            
 This alert will remain in effect until the completion of the maintenance.                                                                                                                                                                                
 If you have any questions concerning this alert, please contact your Scheduling Representative.                                                                                                                                                          
                                                                                                                                                                                                                                                          
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