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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2008 2009 2010 2011 2012 2013 View
History
U.S. Total
1,672 1,751 1,767 1,834 2,112 2,418 1977-2013
Lower 48 States
1,424 1,541 1,572 1,648 1,941 2,248 1977-2013
Federal Offshore
410 551 542 464 434 459 1980-2013
Pacific (California)
24 22 19 22 15 20 1977-2013
Gulf of Mexico (Louisiana & Alabama)
350 494 490 408 367 384 1981-2013
Gulf of Mexico (Texas)
36 35 33 34 52 55 1977-2013
Alaska
248 210 195 186 171 170 1977-2013
Alabama
5 5 5 6 8 8 1977-2013
Arkansas
6 6 5 6 6 4 1977-2013
California
221 208 198 196 198 199 1977-2013
Coastal Region Onshore
16 18 18 20 22 23 1977-2013
Los Angeles Basin Onshore
16 15 15 15 15 15 1977-2013
San Joaquin Basin Onshore
175 161 152 149 148 147 1977-2013
State Offshore
14 14 13 12 13 14 1977-2013
Colorado
23 23 26 33 44 54 1977-2013
Florida
3 1 2 2 3 2 1977-2013
Illinois
6 5 4 4 4 3 1977-2013
Indiana
2 1 1 1 1 1 1977-2013
Kansas
38 39 39 40 42 44 1977-2013
Kentucky
1 2 1 1 1 1 1977-2013
Louisiana
54 50 52 54 56 58 1981-2013
North
9 7 7 8 9 10 1977-2013
South Onshore
38 36 37 38 38 39 1977-2013
State Offshore
7 7 8 8 9 9 1981-2013
Michigan
6 5 5 5 6 7 1977-2013
Mississippi
21 23 23 23 27 23 1977-2013
Montana
32 29 25 24 27 30 1977-2013
Nebraska
1 2 1 2 2 2 1977-2013
New Mexico
54 53 58 64 76 91 1977-2013
East
53 52 57 63 75 89 1977-2013
West
1 1 1 1 1 2 1977-2013
North Dakota
64 84 113 152 250 313 1977-2013
Ohio
4 3 4 3 3 3 1977-2013
Oklahoma
60 46 44 58 61 83 1977-2013
Pennsylvania
2 1 2 2 3 2 1977-2013
Texas
348 343 357 439 614 772 1977-2013
RRC District 1
11 9 14 32 86 154 1977-2013
RRC District 2 Onshore
6 7 10 28 74 121 1977-2013
RRC District 3 Onshore
23 23 24 24 28 37 1977-2013
RRC District 4 Onshore
3 3 3 2 3 3 1977-2013
RRC District 5
4 2 2 3 4 5 1977-2013
RRC District 6
14 11 11 12 12 13 1977-2013
RRC District 7B
10 9 9 10 10 10 1977-2013
RRC Distict 7C
23 29 30 37 48 61 1977-2013
RRC District 8
118 118 120 151 200 221 1977-2013
RRC District 8A
114 111 108 106 107 106 1977-2013
RRC District 9
14 13 15 19 20 18 1977-2013
RRC District 10
8 8 11 15 22 23 1977-2013
State Offshore
0 0 0 0 0 0 1977-2013
Utah
18 20 22 24 27 33 1977-2013
West Virginia
2 1 1 1 1 2 1977-2013
Wyoming
41 38 40 42 44 51 1977-2013
Miscellaneous
2 2 2 2 3 3 1977-2013
- = 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 may 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: 12/4/2014
Next Release Date: 12/31/2015