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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
1,819 1,733 1,652 1,691 1,672 1,751 1977-2009
Lower 48 States
1,485 1,421 1,410 1,430 1,424 1,541 1977-2009
Federal Offshore
495 436 431 439 410 551 1980-2009
Pacific (California)
28 27 26 25 24 22 1977-2009
Gulf of Mexico (Louisiana)
404 342 347 372 350 494 1981-2009
Gulf of Mexico (Texas)
63 67 58 42 36 35 1977-2009
Alaska
334 312 242 261 248 210 1977-2009
Alabama
5 5 5 5 5 5 1977-2009
Arkansas
6 5 6 6 6 6 1977-2009
California
239 230 222 220 221 208 1977-2009
Coastal Region Onshore
17 15 15 15 16 18 1977-2009
Los Angeles Basin Onshore
16 16 16 17 16 15 1977-2009
San Joaquin Basin Onshore
191 184 176 173 175 161 1977-2009
State Offshore
15 15 15 15 14 14 1977-2009
Colorado
18 19 18 19 23 23 1977-2009
Florida
3 3 2 3 3 1 1977-2009
Illinois
10 10 10 8 6 5 1977-2009
Indiana
2 2 1 2 2 1 1977-2009
Kansas
33 33 35 36 38 39 1977-2009
Kentucky
2 2 2 2 1 2 1977-2009
Louisiana
57 55 53 54 54 50 1981-2009
North
9 8 8 9 9 7 1977-2009
South Onshore
36 39 39 37 38 36 1977-2009
State Offshore
12 8 6 8 7 7 1981-2009
Michigan
5 5 5 5 6 5 1977-2009
Mississippi
17 18 15 22 21 23 1977-2009
Montana
22 30 36 35 32 29 1977-2009
Nebraska
3 2 2 2 1 2 1977-2009
New Mexico
60 58 56 54 54 53 1977-2009
East
59 57 55 53 53 52 1977-2009
West
1 1 1 1 1 1 1977-2009
North Dakota
32 34 38 45 64 84 1977-2009
Ohio
5 4 4 4 4 3 1977-2009
Oklahoma
51 51 49 53 60 46 1977-2009
Pennsylvania
2 2 2 2 2 1 1977-2009
Texas
360 355 355 350 348 343 1977-2009
RRC District 1
8 9 10 10 11 9 1977-2009
RRC District 2 Onshore
8 7 8 7 6 7 1977-2009
RRC District 3 Onshore
28 25 25 26 23 23 1977-2009
RRC District 4 Onshore
4 4 4 4 3 3 1977-2009
RRC District 5
4 4 4 3 4 2 1977-2009
RRC District 6
16 15 15 14 14 11 1977-2009
RRC District 7B
10 9 10 9 10 9 1977-2009
RRC Distict 7C
16 17 20 21 23 29 1977-2009
RRC District 8
109 110 111 113 118 118 1977-2009
RRC District 8A
136 135 129 124 114 111 1977-2009
RRC District 9
15 14 13 13 14 13 1977-2009
RRC District 10
5 5 6 6 8 8 1977-2009
State Offshore
1 1 0 0 0 0 1977-2009
Utah
13 15 17 17 18 20 1977-2009
West Virginia
1 1 2 2 2 1 1977-2009
Wyoming
43 45 43 43 41 38 1977-2009
Miscellaneous
1 1 1 2 2 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: 6/15/2012