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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
2007 2008 2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
32,668 29,023 33,383 35,746 42,823 53,156 1979-2012
Adjustments
276 455 877 -482 390 385 1979-2012
Revision Increases
5,400 2,943 5,522 4,983 8,088 8,162 1979-2012
Revision Decreases
1,804 7,385 2,698 3,964 5,953 6,250 1979-2012
Sales
1,115 662 564 1,146 1,338 1,131 2000-2012
Acquisitions
1,350 938 678 2,469 1,884 2,150 2000-2012
Extensions
1,098 1,488 2,669 2,660 5,957 10,030 1979-2012
New Field Discoveries
46 107 263 102 611 151 1979-2012
New Reservoir Discoveries in Old Fields
73 820 169 186 160 229 1979-2012
Estimated Production
2,296 2,349 2,556 2,445 2,722 3,393 1979-2012
- = 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: 4/10/2014
Next Release Date: 4/30/2015