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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
347 420 423 466 534 554 1979-2008
Adjustments
-18 10 -9 1 -9 -32 1979-2008
Revision Increases
45 67 61 53 50 49 1979-2008
Revision Decreases
33 58 55 56 44 74 1979-2008
Divestitures
22 6 75 10 40 54 2000-2008
Acquisitions
22 34 53 17 78 37 2000-2008
Extensions
28 57 61 76 73 111 1979-2008
New Field Discoveries
0 0 0 0 0 30 1979-2008
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 1979-2008
Estimated Production
28 31 33 38 40 47 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