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Natural Gas Liquids Proved Reserves
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2003 2004 2005 2006 2007 2008 View
History
Proved Reserves as of Dec. 31
7,459 7,928 8,165 8,472 9,143 9,275 1979-2008
Adjustments
-338 273 -89 173 -139 76 1979-2008
Revision Increases
882 1,232 968 845 1,187 1,192 1979-2008
Revision Decreases
1,043 1,135 947 1,010 765 1,435 1979-2008
Divestitures
403 442 440 931 670 282 2000-2008
Acquisitions
433 554 596 1,048 771 332 2000-2008
Extensions
629 734 863 924 1,030 956 1979-2008
New Field Discoveries
35 26 32 16 30 65 1979-2008
New Reservoir Discoveries in Old Fields
72 54 42 53 58 68 1979-2008
Estimated Production
802 827 788 811 831 840 1979-2008
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: W -- Individual state volumes are withheld to avoid disclosure of operator-level reserves data, due to statistical precision requirements, or due to other data quality reasons. The individual state volumes are included in the U.S. Total volume.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/30/2022
Next Release Date: 12/29/2023