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Nonassociated Natural Gas Proved Reserves, Wet After Lease Separation
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2012 2013 2014 2015 2016 2017 View
History
Proved Reserves as of Dec. 31
2,204 1,624 1,980 2,143 1,766 1,463 1979-2017
Adjustments
47 -195 498 268 -97 173 1979-2017
Revision Increases
84 50 70 174 222 43 1979-2017
Revision Decreases
256 79 43 131 383 77 1979-2017
Sales
11 373 2 181 44 485 2000-2017
Acquisitions
22 191 0 181 39 165 2000-2017
Extensions and Discoveries
        16 18 2016-2017
Extensions
0 0 0 0 -- -- 1979-2017
New Field Discoveries
0 0 0 0 -- -- 1979-2017
New Reservoir Discoveries in Old Fields
0 0 0 0 -- -- 1979-2017
Estimated Production
204 174 167 148 130 140 1979-2017
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Florida (2017-present), Idaho, Illinois, Indiana, Maryland, Missouri, Nevada, Oregon, South Dakota, and Tennessee.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2018
Next Release Date: 11/29/2019