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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
2009 2010 2011 2012 2013 2014 View
History
Proved Reserves as of Dec. 31
3,950 3,777 3,006 2,309 2,315 2,480 1979-2014
Adjustments
150 229 -274 184 -127 9 1979-2014
Revision Increases
491 642 431 451 247 411 1979-2014
Revision Decreases
1,242 894 698 1,031 193 162 1979-2014
Sales
188 124 60 281 158 115 2000-2014
Acquisitions
97 48 69 74 103 147 2000-2014
Extensions
491 262 17 136 358 113 1979-2014
New Field Discoveries
1 0 0 0 0 1 1979-2014
New Reservoir Discoveries in Old Fields
3 0 0 0 3 0 1979-2014
Estimated Production
359 336 256 230 227 239 1979-2014
- = 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: 11/19/2015
Next Release Date: 12/31/2016