|Dry Natural Gas Proved Reserves(Billion Cubic Feet)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |                                 |  | Dry Natural Gas Proved Reserves                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |  | (Billion Cubic Feet)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | 
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|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Dry Natural Gas Proved Reserves
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|Area:
			  
		      U.S.Federal Offshore U.S.Federal Offshore, Pacific (California)Gulf of Mexico (Central & Eastern)Gulf of Mexico (Western)AlaskaLower 48 StatesAlabamaArkansasCaliforniaCA, Coastal Region OnshoreCA, Los Angeles Basin OnshoreCA, San Joaquin Basin OnshoreCA, State OffshoreColoradoFloridaKansasKentuckyLouisianaNorth LouisianaLA, South OnshoreLA, State OffshoreMichiganMississippiMontanaNew MexicoNM, EastNM, WestNew YorkNorth DakotaOhioOklahomaPennsylvaniaTexasTX, RRC District 1TX, RRC District 2 OnshoreTX, RRC District 3 OnshoreTX, RRC District 4 OnshoreTX, RRC District 5TX, RRC District 6TX, RRC District 7BTX, RRC District 7CTX, RRC District 8TX, RRC District 8ATX, RRC District 9TX, RRC District 10TX, State OffshoreUtahVirginiaWest VirginiaWyoming
              			  
                			  Period:
			  
		      Annual |                                 |  | Area:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |  | U.S.Federal Offshore U.S.Federal Offshore, Pacific (California)Gulf of Mexico (Central & Eastern)Gulf of Mexico (Western)AlaskaLower 48 StatesAlabamaArkansasCaliforniaCA, Coastal Region OnshoreCA, Los Angeles Basin OnshoreCA, San Joaquin Basin OnshoreCA, State OffshoreColoradoFloridaKansasKentuckyLouisianaNorth LouisianaLA, South OnshoreLA, State OffshoreMichiganMississippiMontanaNew MexicoNM, EastNM, WestNew YorkNorth DakotaOhioOklahomaPennsylvaniaTexasTX, RRC District 1TX, RRC District 2 OnshoreTX, RRC District 3 OnshoreTX, RRC District 4 OnshoreTX, RRC District 5TX, RRC District 6TX, RRC District 7BTX, RRC District 7CTX, RRC District 8TX, RRC District 8ATX, RRC District 9TX, RRC District 10TX, State OffshoreUtahVirginiaWest VirginiaWyoming | 
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|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Area:                           |  | U.S.Federal Offshore U.S.Federal Offshore, Pacific (California)Gulf of Mexico (Central & Eastern)Gulf of Mexico (Western)AlaskaLower 48 StatesAlabamaArkansasCaliforniaCA, Coastal Region OnshoreCA, Los Angeles Basin OnshoreCA, San Joaquin Basin OnshoreCA, State OffshoreColoradoFloridaKansasKentuckyLouisianaNorth LouisianaLA, South OnshoreLA, State OffshoreMichiganMississippiMontanaNew MexicoNM, EastNM, WestNew YorkNorth DakotaOhioOklahomaPennsylvaniaTexasTX, RRC District 1TX, RRC District 2 OnshoreTX, RRC District 3 OnshoreTX, RRC District 4 OnshoreTX, RRC District 5TX, RRC District 6TX, RRC District 7BTX, RRC District 7CTX, RRC District 8TX, RRC District 8ATX, RRC District 9TX, RRC District 10TX, State OffshoreUtahVirginiaWest VirginiaWyoming |  | Period:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | 
|Annual                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
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|Download Series History  		  
				          
				  
		          
				  Definitions, Sources & Notes
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|Show Data By:                                                                                          
|Show Data By:                                                                                          
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|Proved Reserves as of Dec. 31                                                                          
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|Adjustments                                                                                            
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|Revision Increases                                                                                     
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|Revision Decreases                                                                                     
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|Divestitures                                                                                           
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|Acquisitions                                                                                           
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|Extensions and Discoveries                                                                             
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|Extensions                                                                                             
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|New Field Discoveries                                                                                  
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|New Reservoir Discoveries in Old Fields                                                                
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|Estimated Production                                                                                   
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|- = No Data Reported; 	 
	  -- = Not Applicable; 		   
	  NA = Not Available; 
	  W = Withheld to avoid disclosure of individual company data.                                                                                                                                                                                                       
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|Notes:
		 W --  Individual state volumes are withheld to avoid disclosure of operator-level reserves data, due to statistical precision requirements, or due to other data quality reasons.  The individual state volumes are included in the U.S. Total volume. 
		See Definitions, Sources, and Notes link above for more information on this table.
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|Release Date: 12/30/2022                                                                                                                                                                                                                                                                                                                                
|Next Release Date: 12/29/2023                                                                                                                                                                                                                                                                                                                           
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