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Associated-Dissolved 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
53,156 58,490 69,117 65,496 72,220 99,446 1979-2017
Adjustments
385 -649 1,396 1,994 997 3,093 1979-2017
Revision Increases
8,162 8,534 13,264 9,965 15,063 18,063 1979-2017
Revision Decreases
6,250 9,821 10,160 18,485 12,137 6,952 1979-2017
Sales
1,131 1,733 4,058 1,277 2,548 2,297 2000-2017
Acquisitions
2,150 2,843 4,589 3,166 4,469 7,673 2000-2017
Extensions and Discoveries
        7,307 14,856 2016-2017
Extensions
10,030 9,630 9,962 7,133 -- -- 1979-2017
New Field Discoveries
151 63 327 23 -- -- 1979-2017
New Reservoir Discoveries in Old Fields
229 581 584 53 -- -- 1979-2017
Estimated Production
3,393 4,114 5,277 6,193 6,427 7,210 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, Tennessee, and Virginia (2017-present).  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2018
Next Release Date: 11/29/2019