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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
2008 2009 2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
958 1,092 1,309 2,254 3,696 4,530 1979-2013
Adjustments
25 172 -178 -23 -86 -28 1979-2013
Revision Increases
182 361 177 237 315 647 1979-2013
Revision Decreases
210 158 103 221 663 990 1979-2013
Sales
6 241 70 274 14 153 2000-2013
Acquisitions
45 67 90 61 319 186 2000-2013
Extensions
88 52 398 1,287 1,764 1,274 1979-2013
New Field Discoveries
0 0 0 0 0 2 1979-2013
New Reservoir Discoveries in Old Fields
0 0 0 7 4 220 1979-2013
Estimated Production
125 119 97 129 197 324 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