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Natural Gas Proved Reserves, Wet After Lease Separation
(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
2,128 1,515 1,794 1,753 1,464 1,199 1979-2016
Adjustments
-48 -273 116 6 -50 -32 1979-2016
Revision Increases
188 46 171 78 16 36 1979-2016
Revision Decreases
678 297 62 50 208 81 1979-2016
Sales
106 0 1 0 0 106 2000-2016
Acquisitions
89 0 1 0 40 0 2000-2016
Extensions and Discoveries
          0 2016-2016
Extensions
4 0 142 0 0 -- 1979-2016
New Field Discoveries
2 0 0 0 0 -- 1979-2016
New Reservoir Discoveries in Old Fields
0 0 0 1 0 -- 1979-2016
Estimated Production
108 89 88 76 87 82 1979-2016
- = 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.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 2/13/2018
Next Release Date: 10/31/2018