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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
2010 2011 2012 2013 2014 2015 View
History
Proved Reserves as of Dec. 31
14,152 16,328 10,957 13,389 12,606 8,251 1979-2015
Adjustments
-31 705 -778 -53 18 284 1979-2015
Revision Increases
1,060 581 1,749 472 157 232 1979-2015
Revision Decreases
301 311 6,603 280 1,095 4,188 1979-2015
Sales
393 6,724 1 4 239 188 2000-2015
Acquisitions
807 6,882 6 9 1 269 2000-2015
Extensions
3,079 2,094 1,388 3,419 1,506 241 1979-2015
New Field Discoveries
0 0 0 0 0 0 1979-2015
New Reservoir Discoveries in Old Fields
27 23 11 1 2 2 1979-2015
Estimated Production
948 1,074 1,143 1,132 1,133 1,007 1979-2015
- = 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, Nevada, Oregon, South Dakota, and Tennessee.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/14/2016
Next Release Date: 11/30/2017