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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
778 602 575 667 692 569 1977-2016
Adjustments
-59 38 3 39 137 -116 1977-2016
Revision Increases
43 31 113 89 33 89 1977-2016
Revision Decreases
97 191 49 54 88 43 1977-2016
Sales
44 30 72 2 128 46 2000-2016
Acquisitions
44 4 4 1 127 43 2000-2016
Extensions and Discoveries
          1 2016-2016
Extensions
14 37 36 77 3 -- 1977-2016
New Field Discoveries
7 0 0 0 0 -- 1977-2016
New Reservoir Discoveries in Old Fields
1 0 0 0 0 -- 1977-2016
Estimated Production
75 65 62 58 59 51 1977-2016
- = 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