|Supplemental Gas Supplies(Million Cubic Feet)                                                                                                                            |                           |  | Supplemental Gas Supplies                                             |  | (Million Cubic Feet)                                                  | 
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ------------------------- |  | --------------------------------------------------------------------- |  | --------------------------------------------------------------------- | 
|                                                                                                                                                                        
|                                                                                                                                                                         | Supplemental Gas Supplies
|                                                                                                                                                                         | (Million Cubic Feet)     
|                                                                                                                                                                        
|Product:
			  
		      Total Supplemental SupplySyntheticPropane-AirRefinery GasBiomassOther
              			  
                			  Period:
			  
		      Annual |                           |  | Product:                                                              |  | Total Supplemental SupplySyntheticPropane-AirRefinery GasBiomassOther | 
|                                                                                                                                                                        
|                                                                                                                                                                         | Product:                  |  | Total Supplemental SupplySyntheticPropane-AirRefinery GasBiomassOther |  | Period:                                                               | 
|Annual                                                                                                                                                                  
|                                                                                                                                                                        

|Download Series History  		  
				          
				  
		          
				  Definitions, Sources & Notes
|-------------------------------------------------------------------------------------------------------
|                                                                                                       
|Show Data By:                                                                                          
|Show Data By:                                                                                          
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|U.S.                                                                                                   
|                                                                                                       
|Delaware                                                                                               
|                                                                                                       
|Illinois                                                                                               
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|Indiana                                                                                                
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|Maryland                                                                                               
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|Massachusetts                                                                                          
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|New Jersey                                                                                             
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|Pennsylvania                                                                                           
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|Texas                                                                                                  
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|-------------------------------------------------------------------------------------------------------------------------------------------------
|- = No Data Reported; 	 
	  -- = Not Applicable; 		   
	  NA = Not Available; 
	  W = Withheld to avoid disclosure of individual company data.
|                                                                                                                                                 
|Notes:
		  
		See Definitions, Sources, and Notes link above for more information on this table.                                               
|                                                                                                                                                 
|Release Date: 3/29/2024                                                                                                                          
|Next Release Date: 4/30/2024                                                                                                                     
|