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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
805 1,155 1,495 2,571 4,462 4,395 1977-2013
Lower 48 States
774 1,130 1,465 2,531 4,403 4,361 1977-2013
Federal Offshore
162 153 70 27 144 156 1980-2013
Pacific (California)
0 0 0 0 1 0 1977-2013
Gulf of Mexico (Louisiana & Alabama)
159 153 57 27 112 138 1981-2013
Gulf of Mexico (Texas)
3 0 13 0 31 18 1977-2013
Alaska
31 25 30 40 59 34 1977-2013
Alabama
0 0 0 0 0 0 1977-2013
Arkansas
0 0 6 0 5 0 1977-2013
California
42 30 24 37 32 17 1977-2013
Coastal Region Onshore
1 0 1 1 1 1 1977-2013
Los Angeles Basin Onshore
2 1 1 6 8 1 1977-2013
San Joaquin Basin Onshore
25 22 13 18 6 15 1977-2013
State Offshore
14 7 9 12 17 0 1977-2013
Colorado
14 30 61 89 184 216 1977-2013
Florida
0 0 0 0 0 5 1977-2013
Illinois
0 3 2 0 3 0 1977-2013
Indiana
0 0 0 0 3 1 1977-2013
Kansas
6 2 5 23 35 68 1977-2013
Kentucky
0 0 0 0 0 1 1977-2013
Louisiana
13 20 24 14 44 47 1981-2013
North
0 1 1 0 0 0 1977-2013
South Onshore
12 19 22 11 43 46 1977-2013
State Offshore
1 0 1 3 1 1 1981-2013
Michigan
2 0 0 0 0 0 1977-2013
Mississippi
6 0 0 0 8 10 1977-2013
Montana
22 5 41 23 55 48 1977-2013
Nebraska
0 0 0 0 0 0 1977-2013
New Mexico
31 72 73 96 170 201 1977-2013
East
31 72 73 96 170 191 1977-2013
West
0 0 0 0 0 10 1977-2013
North Dakota
156 396 532 665 940 1,603 1977-2013
Ohio
0 0 0 0 1 15 1977-2013
Oklahoma
29 18 98 263 226 203 1977-2013
Pennsylvania
2 0 0 0 0 0 1977-2013
Texas
238 365 499 1,188 2,418 1,620 1977-2013
RRC District 1
11 7 121 442 1,069 446 1977-2013
RRC District 2 Onshore
0 12 57 205 489 411 1977-2013
RRC District 3 Onshore
11 9 19 10 10 70 1977-2013
RRC District 4 Onshore
2 0 2 2 1 5 1977-2013
RRC District 5
2 1 0 0 9 4 1977-2013
RRC District 6
4 2 5 1 16 44 1977-2013
RRC District 7B
10 1 0 0 0 1 1977-2013
RRC Distict 7C
46 64 74 119 251 227 1977-2013
RRC District 8
121 199 166 326 480 342 1977-2013
RRC District 8A
15 4 14 13 15 20 1977-2013
RRC District 9
4 43 12 37 30 23 1977-2013
RRC District 10
12 23 29 33 48 27 1977-2013
State Offshore
0 0 0 0 0 0 1977-2013
Utah
40 24 13 62 44 46 1977-2013
West Virginia
0 0 1 0 0 0 1977-2013
Wyoming
9 12 15 38 86 100 1977-2013
Miscellaneous
2 0 1 6 5 4 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