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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
29,023 33,383 35,746 42,823 53,156 58,490 1979-2013
Adjustments
455 877 -482 390 385 -649 1979-2013
Revision Increases
2,943 5,522 4,983 8,088 8,162 8,534 1979-2013
Revision Decreases
7,385 2,698 3,964 5,953 6,250 9,821 1979-2013
Sales
662 564 1,146 1,338 1,131 1,733 2000-2013
Acquisitions
938 678 2,469 1,884 2,150 2,843 2000-2013
Extensions
1,488 2,669 2,660 5,957 10,030 9,630 1979-2013
New Field Discoveries
107 263 102 611 151 63 1979-2013
New Reservoir Discoveries in Old Fields
820 169 186 160 229 581 1979-2013
Estimated Production
2,349 2,556 2,445 2,722 3,393 4,114 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