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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
66 75 76 57 88 47 1979-2017
Adjustments
-1 3 2 -1 49 -53 1979-2017
Revision Increases
1 12 4 9 22 12 1979-2017
Revision Decreases
15 3 1 26 28 0 1979-2017
Sales
0 0 13 0 0 0 2000-2017
Acquisitions
0 0 13 0 0 0 2000-2017
Extensions and Discoveries
        0 3 2016-2017
Extensions
4 0 0 4 -- -- 1979-2017
New Field Discoveries
0 0 0 0 -- -- 1979-2017
New Reservoir Discoveries in Old Fields
0 2 2 0 -- -- 1979-2017
Estimated Production
5 5 6 5 12 3 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, Nebraska, 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