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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2007 2008 2009 2010 2011 2012 View
History
U.S. Total
651 805 1,155 1,495 2,571 4,462 1977-2012
Lower 48 States
611 774 1,130 1,465 2,531 4,403 1977-2012
Federal Offshore
122 162 153 70 27 144 1980-2012
Pacific (California)
0 0 0 0 0 1 1977-2012
Gulf of Mexico (Louisiana & Alabama)
111 159 153 57 27 112 1981-2012
Gulf of Mexico (Texas)
11 3 0 13 0 31 1977-2012
Alaska
40 31 25 30 40 59 1977-2012
Alabama
0 0 0 0 0 0 1977-2012
Arkansas
0 0 0 6 0 5 1977-2012
California
27 42 30 24 37 32 1977-2012
Coastal Region Onshore
1 1 0 1 1 1 1977-2012
Los Angeles Basin Onshore
1 2 1 1 6 8 1977-2012
San Joaquin Basin Onshore
16 25 22 13 18 6 1977-2012
State Offshore
9 14 7 9 12 17 1977-2012
Colorado
24 14 30 61 89 184 1977-2012
Florida
0 0 0 0 0 0 1977-2012
Illinois
16 0 3 2 0 3 1977-2012
Indiana
0 0 0 0 0 3 1977-2012
Kansas
4 6 2 5 23 35 1977-2012
Kentucky
0 0 0 0 0 0 1977-2012
Louisiana
13 13 20 24 14 44 1981-2012
North
0 0 1 1 0 0 1977-2012
South Onshore
13 12 19 22 11 43 1977-2012
State Offshore
0 1 0 1 3 1 1981-2012
Michigan
1 2 0 0 0 0 1977-2012
Mississippi
6 6 0 0 0 8 1977-2012
Montana
24 22 5 41 23 55 1977-2012
Nebraska
0 0 0 0 0 0 1977-2012
New Mexico
41 31 72 73 96 170 1977-2012
East
41 31 72 73 96 170 1977-2012
West
0 0 0 0 0 0 1977-2012
North Dakota
80 156 396 532 665 940 1977-2012
Ohio
2 0 0 0 0 1 1977-2012
Oklahoma
25 29 18 98 263 226 1977-2012
Pennsylvania
1 2 0 0 0 0 1977-2012
Texas
183 238 365 499 1,188 2,418 1977-2012
RRC District 1
2 11 7 121 442 1,069 1977-2012
RRC District 2 Onshore
0 0 12 57 205 489 1977-2012
RRC District 3 Onshore
8 11 9 19 10 10 1977-2012
RRC District 4 Onshore
1 2 0 2 2 1 1977-2012
RRC District 5
0 2 1 0 0 9 1977-2012
RRC District 6
2 4 2 5 1 16 1977-2012
RRC District 7B
0 10 1 0 0 0 1977-2012
RRC Distict 7C
29 46 64 74 119 251 1977-2012
RRC District 8
71 121 199 166 326 480 1977-2012
RRC District 8A
65 15 4 14 13 15 1977-2012
RRC District 9
0 4 43 12 37 30 1977-2012
RRC District 10
5 12 23 29 33 48 1977-2012
State Offshore
0 0 0 0 0 0 1977-2012
Utah
23 40 24 13 62 44 1977-2012
West Virginia
0 0 0 1 0 0 1977-2012
Wyoming
18 9 12 15 38 86 1977-2012
Miscellaneous
1 2 0 1 6 5 1977-2012
- = 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: 4/10/2014
Next Release Date: 4/30/2015