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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2005 2006 2007 2008 2009 2010 View
History
U.S. Total
805 504 651 805 1,155 1,495 1977-2010
Lower 48 States
749 404 611 774 1,130 1,465 1977-2010
Federal Offshore
68 71 122 162 153 70 1980-2010
Pacific (California)
0 2 0 0 0 0 1977-2010
Gulf of Mexico (Louisiana)
55 68 111 159 153 57 1981-2010
Gulf of Mexico (Texas)
13 1 11 3 0 13 1977-2010
Alaska
56 100 40 31 25 30 1977-2010
Alabama
6 0 0 0 0 0 1977-2010
Arkansas
0 0 0 0 0 6 1977-2010
California
147 27 27 42 30 24 1977-2010
Coastal Region Onshore
10 0 1 1 0 1 1977-2010
Los Angeles Basin Onshore
4 6 1 2 1 1 1977-2010
San Joaquin Basin Onshore
131 16 16 25 22 13 1977-2010
State Offshore
2 5 9 14 7 9 1977-2010
Colorado
16 19 24 14 30 61 1977-2010
Florida
0 0 0 0 0 0 1977-2010
Illinois
0 0 16 0 3 2 1977-2010
Indiana
0 0 0 0 0 0 1977-2010
Kansas
6 3 4 6 2 5 1977-2010
Kentucky
0 0 0 0 0 0 1977-2010
Louisiana
19 23 13 13 20 24 1981-2010
North
10 3 0 0 1 1 1977-2010
South Onshore
8 15 13 12 19 22 1977-2010
State Offshore
1 5 0 1 0 1 1981-2010
Michigan
7 0 1 2 0 0 1977-2010
Mississippi
0 8 6 6 0 0 1977-2010
Montana
87 36 24 22 5 41 1977-2010
Nebraska
0 0 0 0 0 0 1977-2010
New Mexico
43 26 41 31 72 73 1977-2010
East
43 26 41 31 72 73 1977-2010
West
0 0 0 0 0 0 1977-2010
North Dakota
49 15 80 156 396 532 1977-2010
Ohio
3 1 2 0 0 0 1977-2010
Oklahoma
22 10 25 29 18 98 1977-2010
Pennsylvania
2 2 1 2 0 0 1977-2010
Texas
163 128 183 238 365 499 1977-2010
RRC District 1
12 8 2 11 7 121 1977-2010
RRC District 2 Onshore
7 1 0 0 12 57 1977-2010
RRC District 3 Onshore
9 9 8 11 9 19 1977-2010
RRC District 4 Onshore
1 1 1 2 0 2 1977-2010
RRC District 5
0 0 0 2 1 0 1977-2010
RRC District 6
4 6 2 4 2 5 1977-2010
RRC District 7B
1 1 0 10 1 0 1977-2010
RRC Distict 7C
36 25 29 46 64 74 1977-2010
RRC District 8
70 44 71 121 199 166 1977-2010
RRC District 8A
17 30 65 15 4 14 1977-2010
RRC District 9
2 0 0 4 43 12 1977-2010
RRC District 10
4 3 5 12 23 29 1977-2010
State Offshore
0 0 0 0 0 0 1977-2010
Utah
19 16 23 40 24 13 1977-2010
West Virginia
0 0 0 0 0 1 1977-2010
Wyoming
81 19 18 9 12 15 1977-2010
Miscellaneous
11 0 1 2 0 1 1977-2010
- = 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: 8/2/2012
Next Release Date: 8/30/2013