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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
603 590 569 566 538 486 1979-2008
Adjustments
56 -52 2 12 6 -11 1979-2008
Revision Increases
50 83 63 34 87 88 1979-2008
Revision Decreases
56 54 74 29 82 91 1979-2008
Divestitures
20 16 19 238 12 7 2000-2008
Acquisitions
27 33 24 238 6 0 2000-2008
Extensions
38 33 22 16 6 4 1979-2008
New Field Discoveries
0 0 0 0 0 0 1979-2008
New Reservoir Discoveries in Old Fields
0 0 0 5 0 0 1979-2008
Estimated Production
40 40 39 41 39 35 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