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Annual Energy Review

September 2012  PDF | previous editions
Release Date: September 27, 2012

Table 4.2 Crude Oil and Natural Gas Cumulative Production and Proved Reserves, 1977-2010
Table 4.2  Crude Oil and Natural Gas Cumulative Production and Proved Reserves, 1977-2010




Year		 Crude Oil and Lease Condensate 1 Natural Gas (Dry)
Cumulative Production Proved Reserves 2 Cumulative Production Proved Reserves 3
Billion Barrels Trillion Cubic Feet
1977 118.1 31.8 514.4 207.4
1978 121.3 31.4 533.6 208.0
1979 124.4 31.2 553.2 201.0
1980 127.5 31.3 572.6 199.0
1981 130.7 31.0 591.8 201.7
1982 133.8 29.5 609.6 201.5
1983 137.0 29.3 625.7 200.2
1984 140.2 30.0 643.2 197.5
1985 143.5 29.9 659.6 193.4
1986 146.7 28.3 675.7 191.6
1987 149.7 28.7 692.3 187.2
1988 152.7 28.2 709.4 168.0
1989 155.5 27.9 726.7 167.1
1990 158.2 27.6 744.5 169.3
1991 160.9 25.9 762.2 167.1
1992 163.5 25.0 780.1 165.0
1993 166.0 24.1 798.2 162.4
1994 168.4 23.6 817.0 163.8
1995 170.8 23.5 835.6 165.1
1996 173.2 23.3 854.5 166.5
1997 175.6 23.9 873.4 167.2
1998 177.8 22.4 892.4 164.0
1999 180.0 23.2 911.2 167.4
2000 182.1 23.5 930.4 177.4
2001 184.2 23.8 950.0 183.5
2002 186.3 24.0 968.9 186.9
2003 188.4 23.1 988.0 189.0
2004 190.4 22.6 1,006.6 192.5
2005 192.3 23.0 1,024.7 204.4
2006 194.1 22.3 1,043.2 211.1
2007 196.0 22.8 1,062.4 237.7
2008 197.8 20.6 1,082.6 244.7
2009 199.8 22.3 1,103.2 272.5
2010 201.8 25.2 1,124.6 304.6
1Lease condensate is the portion of natural gas liquids that is separated from the wellhead gas stream
at a lease or field separation facility.		 Note:  Data are at end of year.
2See "Proved Reserves, Crude Oil" and "Proved Reserves, Lease Condensate" in Glossary. Web Pages:  See http://www.eia.gov/petroleum/ and http://www.eia.gov/naturalgas/ for related
information.
3See "Proved Reserves, Natural Gas" in Glossary. Sources:  Cumulative Production:  Calculated from U.S. Energy Information Administration (EIA),
Petroleum Supply Annual, annual reports and Natural Gas Annual, annual reports.  Proved Reserves:
·  1977-2000—EIA, U.S. Crude Oil, Natural Gas, and Natural Gas Liquids Reserves, annual reports.
·  2001-2010—EIA, Summary: U.S. Crude Oil, Natural Gas, and Natural Gas Liquids Proved Reserves
2010 (August 2012), Table 7.
U.S. Energy Information Administration (EIA)