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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
65 278 -4 144 199 109 1977-2012
Lower 48 States
65 276 -4 144 199 110 1977-2012
Federal Offshore
3 3 8 -8 -1 -148 1980-2012
Pacific (California)
2 -1 0 -2 1 -50 1977-2012
Gulf of Mexico (Louisiana & Alabama)
1 3 6 -6 -2 -90 1981-2012
Gulf of Mexico (Texas)
0 1 2 0 0 -8 1977-2012
Alaska
0 2 0 0 0 -1 1977-2012
Alabama
1 3 0 12 -1 5 1977-2012
Arkansas
-2 11 2 2 -2 16 1977-2012
California
-6 74 -17 13 32 9 1977-2012
Coastal Region Onshore
3 1 1 0 -3 2 1977-2012
Los Angeles Basin Onshore
-8 17 10 15 19 -8 1977-2012
San Joaquin Basin Onshore
-2 57 -30 0 16 15 1977-2012
State Offshore
1 -1 2 -2 0 0 1977-2012
Colorado
1 -6 -9 21 0 22 1977-2012
Florida
-1 4 -1 1 -1 2 1977-2012
Illinois
-4 5 3 10 -10 -8 1977-2012
Indiana
5 14 -7 1 0 3 1977-2012
Kansas
-32 58 20 61 22 7 1977-2012
Kentucky
0 -4 5 -11 0 -9 1977-2012
Louisiana
47 5 -13 -5 -2 34 1981-2012
North
21 -3 -9 -9 2 13 1977-2012
South Onshore
23 7 -3 5 -3 10 1977-2012
State Offshore
3 1 -1 -1 -1 11 1981-2012
Michigan
2 1 -12 10 0 -3 1977-2012
Mississippi
9 -6 -3 22 12 43 1977-2012
Montana
5 10 21 -4 3 -9 1977-2012
Nebraska
-2 -4 2 0 0 0 1977-2012
New Mexico
24 -9 1 -10 -17 -29 1977-2012
East
23 -11 0 -7 -16 -26 1977-2012
West
1 2 1 -3 -1 -3 1977-2012
North Dakota
2 -3 12 -8 9 33 1977-2012
Ohio
2 -5 3 26 2 -7 1977-2012
Oklahoma
-52 89 -18 -4 30 -68 1977-2012
Pennsylvania
-5 1 -3 33 -3 0 1977-2012
Texas
65 46 -11 -54 107 208 1977-2012
RRC District 1
3 7 -8 -15 6 -20 1977-2012
RRC District 2 Onshore
1 5 -10 -3 13 15 1977-2012
RRC District 3 Onshore
8 3 -10 28 11 40 1977-2012
RRC District 4 Onshore
4 -4 -3 -2 3 18 1977-2012
RRC District 5
3 -1 -6 1 4 1 1977-2012
RRC District 6
0 2 -2 2 8 18 1977-2012
RRC District 7B
3 0 8 4 -4 3 1977-2012
RRC Distict 7C
16 1 30 -8 6 55 1977-2012
RRC District 8
14 1 5 -90 74 68 1977-2012
RRC District 8A
9 12 18 24 10 10 1977-2012
RRC District 9
13 14 -25 13 -19 -5 1977-2012
RRC District 10
-8 6 -7 -8 -4 4 1977-2012
State Offshore
-1 0 -1 0 -1 1 1977-2012
Utah
-8 -2 0 10 -13 34 1977-2012
West Virginia
0 1 1 -4 3 -13 1977-2012
Wyoming
10 -4 12 17 27 -16 1977-2012
Miscellaneous
1 -6 0 13 2 4 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