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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
278 -4 144 199 109 -620 1977-2013
Lower 48 States
276 -4 144 199 110 -621 1977-2013
Federal Offshore
3 8 -8 -1 -148 -246 1980-2013
Pacific (California)
-1 0 -2 1 -50 13 1977-2013
Gulf of Mexico (Louisiana & Alabama)
3 6 -6 -2 -90 -264 1981-2013
Gulf of Mexico (Texas)
1 2 0 0 -8 5 1977-2013
Alaska
2 0 0 0 -1 1 1977-2013
Alabama
3 0 12 -1 5 -10 1977-2013
Arkansas
11 2 2 -2 16 -21 1977-2013
California
74 -17 13 32 9 -51 1977-2013
Coastal Region Onshore
1 1 0 -3 2 -6 1977-2013
Los Angeles Basin Onshore
17 10 15 19 -8 -7 1977-2013
San Joaquin Basin Onshore
57 -30 0 16 15 -39 1977-2013
State Offshore
-1 2 -2 0 0 1 1977-2013
Colorado
-6 -9 21 0 22 -42 1977-2013
Florida
4 -1 1 -1 2 -1 1977-2013
Illinois
5 3 10 -10 -8 -6 1977-2013
Indiana
14 -7 1 0 3 -4 1977-2013
Kansas
58 20 61 22 7 -34 1977-2013
Kentucky
-4 5 -11 0 -9 8 1977-2013
Louisiana
5 -13 -5 -2 34 7 1981-2013
North
-3 -9 -9 2 13 13 1977-2013
South Onshore
7 -3 5 -3 10 1 1977-2013
State Offshore
1 -1 -1 -1 11 -7 1981-2013
Michigan
1 -12 10 0 -3 10 1977-2013
Mississippi
-6 -3 22 12 43 -23 1977-2013
Montana
10 21 -4 3 -9 -9 1977-2013
Nebraska
-4 2 0 0 0 -3 1977-2013
New Mexico
-9 1 -10 -17 -29 -16 1977-2013
East
-11 0 -7 -16 -26 -11 1977-2013
West
2 1 -3 -1 -3 -5 1977-2013
North Dakota
-3 12 -8 9 33 -49 1977-2013
Ohio
-5 3 26 2 -7 -11 1977-2013
Oklahoma
89 -18 -4 30 -68 0 1977-2013
Pennsylvania
1 -3 33 -3 0 -4 1977-2013
Texas
46 -11 -54 107 208 -120 1977-2013
RRC District 1
7 -8 -15 6 -20 -49 1977-2013
RRC District 2 Onshore
5 -10 -3 13 15 -55 1977-2013
RRC District 3 Onshore
3 -10 28 11 40 -8 1977-2013
RRC District 4 Onshore
-4 -3 -2 3 18 0 1977-2013
RRC District 5
-1 -6 1 4 1 4 1977-2013
RRC District 6
2 -2 2 8 18 -26 1977-2013
RRC District 7B
0 8 4 -4 3 -36 1977-2013
RRC Distict 7C
1 30 -8 6 55 -25 1977-2013
RRC District 8
1 5 -90 74 68 34 1977-2013
RRC District 8A
12 18 24 10 10 26 1977-2013
RRC District 9
14 -25 13 -19 -5 35 1977-2013
RRC District 10
6 -7 -8 -4 4 -19 1977-2013
State Offshore
0 -1 0 -1 1 -1 1977-2013
Utah
-2 0 10 -13 34 2 1977-2013
West Virginia
1 1 -4 3 -13 10 1977-2013
Wyoming
-4 12 17 27 -16 -10 1977-2013
Miscellaneous
-6 0 13 2 4 2 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