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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2004 2005 2006 2007 2008 2009 View
History
U.S. Total
1,519 975 1,588 1,078 3,235 1,014 1977-2009
Lower 48 States
1,375 889 1,353 1,044 2,691 862 1977-2009
Federal Offshore
562 305 555 324 220 172 1980-2009
Pacific (California)
14 81 6 8 80 15 1977-2009
Gulf of Mexico (Louisiana)
448 198 520 298 125 143 1981-2009
Gulf of Mexico (Texas)
100 26 29 18 15 14 1977-2009
Alaska
144 86 235 34 544 152 1977-2009
Alabama
4 2 4 1 4 2 1977-2009
Arkansas
1 3 5 2 8 0 1977-2009
California
97 70 125 144 685 119 1977-2009
Coastal Region Onshore
23 15 10 19 149 4 1977-2009
Los Angeles Basin Onshore
50 29 23 16 181 47 1977-2009
San Joaquin Basin Onshore
20 13 76 104 280 68 1977-2009
State Offshore
4 13 16 5 75 0 1977-2009
Colorado
4 5 7 14 26 16 1977-2009
Florida
1 4 20 0 30 0 1977-2009
Illinois
2 1 6 0 49 1 1977-2009
Indiana
0 0 2 1 16 0 1977-2009
Kansas
13 18 20 27 37 19 1977-2009
Kentucky
2 0 0 0 14 1 1977-2009
Louisiana
71 44 31 48 74 45 1981-2009
North
14 9 8 5 7 1 1977-2009
South Onshore
43 31 16 34 58 39 1977-2009
State Offshore
14 4 7 9 9 5 1981-2009
Michigan
9 1 6 6 8 17 1977-2009
Mississippi
2 8 11 9 16 6 1977-2009
Montana
32 23 35 35 93 47 1977-2009
Nebraska
1 0 1 0 0 0 1977-2009
New Mexico
48 40 45 62 79 66 1977-2009
East
47 40 43 61 76 66 1977-2009
West
1 0 2 1 3 0 1977-2009
North Dakota
115 16 30 28 111 68 1977-2009
Ohio
3 4 1 11 6 0 1977-2009
Oklahoma
104 61 68 50 148 57 1977-2009
Pennsylvania
2 2 2 4 2 2 1977-2009
Texas
261 229 312 241 848 196 1977-2009
RRC District 1
2 3 3 2 8 18 1977-2009
RRC District 2 Onshore
4 2 9 2 11 0 1977-2009
RRC District 3 Onshore
47 11 20 27 36 19 1977-2009
RRC District 4 Onshore
7 3 15 4 4 3 1977-2009
RRC District 5
1 3 1 1 3 1 1977-2009
RRC District 6
12 12 36 7 20 16 1977-2009
RRC District 7B
2 4 4 1 8 6 1977-2009
RRC Distict 7C
10 10 16 16 24 17 1977-2009
RRC District 8
95 96 102 84 236 93 1977-2009
RRC District 8A
56 74 88 89 451 14 1977-2009
RRC District 9
15 7 5 1 35 4 1977-2009
RRC District 10
9 3 11 6 12 5 1977-2009
State Offshore
1 1 2 1 0 0 1977-2009
Utah
17 35 12 3 92 1 1977-2009
West Virginia
0 0 4 0 5 4 1977-2009
Wyoming
23 17 51 34 115 21 1977-2009
Miscellaneous
1 1 0 0 5 2 1977-2009
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous includes Arizona, Missouri, Nevada, New York, South Dakota, Tennessee, and Virginia. The production estimates in this table are based on data reported on Form EIA-23, "Annual Survey of Domestic Oil and Gas Reserves." They many differ from the official Energy Information Administration production data for crude oil contained in the "Petroleum Supply Annual."  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/30/2010
Next Release Date: 12/30/2011