This page uses JavaScipt

Nonassociated Natural Gas Proved Reserves, Wet After Lease Separation
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2008 2009 2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
4,147 3,724 3,502 2,857 2,523 2,183 1979-2013
Adjustments
-23 56 84 -184 408 -105 1979-2013
Revision Increases
163 175 380 412 248 347 1979-2013
Revision Decreases
619 444 714 564 814 374 1979-2013
Sales
31 83 261 161 57 56 2000-2013
Acquisitions
66 53 173 17 38 14 2000-2013
Extensions
173 93 358 48 37 0 1979-2013
New Field Discoveries
0 0 0 0 1 0 1979-2013
New Reservoir Discoveries in Old Fields
1 0 0 0 0 0 1979-2013
Estimated Production
297 273 242 213 195 166 1979-2013
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, 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: 12/4/2014
Next Release Date: 12/31/2015