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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
295 263 292 280 303 300 1981-2008
Adjustments
15 -8 20 -14 33 -21 1981-2008
Revision Increases
52 54 42 46 49 55 1981-2008
Revision Decreases
79 57 37 51 48 61 1981-2008
Divestitures
23 32 11 24 42 19 2000-2008
Acquisitions
19 23 15 30 35 19 2000-2008
Extensions
34 38 40 36 36 37 1981-2008
New Field Discoveries
0 0 0 1 0 3 1981-2008
New Reservoir Discoveries in Old Fields
16 6 12 14 10 31 1981-2008
Estimated Production
62 56 52 50 50 47 1981-2008
- = 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