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Dry Natural Gas Proved Reserves
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2011 2012 2013 2014 2015 2016 View
History
Proved Reserves as of Dec. 31
8,156 7,291 6,482 6,890 5,909 5,338 1981-2016
Adjustments
-28 -429 76 548 -347 213 1981-2016
Revision Increases
2,050 2,229 1,017 1,299 1,059 910 1981-2016
Revision Decreases
2,260 2,178 789 1,234 1,099 786 1981-2016
Sales
295 511 850 294 235 276 2000-2016
Acquisitions
385 734 363 364 365 117 2000-2016
Extensions and Discoveries
          153 2016-2016
Extensions
81 239 175 161 139 -- 1981-2016
New Field Discoveries
562 64 84 378 29 -- 1981-2016
New Reservoir Discoveries in Old Fields
76 48 56 68 29 -- 1981-2016
Estimated Production
1,311 1,061 941 882 921 902 1981-2016
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, Illinois, Indiana, Maryland, Missouri, Nebraska, Nevada, Oregon, South Dakota, and Tennessee. Estimated Dry Natural Gas is calculated from Total Natural Gas Proved Reserves.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 02/13/2018
Next Release Date: 10/31/2018