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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2010 2011 2012 2013 2014 2015 View
History
U.S. Total
3,429 4,555 4,319 4,030 5,315 4,192 1977-2015
Lower 48 States
3,032 4,248 4,235 3,943 5,077 4,073 1977-2015
Federal Offshore
820 1,910 1,204 629 1,011 687 1980-2015
Pacific (California)
38 25 6 35 19 9 1977-2015
Gulf of Mexico (Louisiana & Alabama)
746 1,831 1,047 544 625 602 1981-2015
Gulf of Mexico (Texas)
36 54 151 50 367 76 1977-2015
Alaska
397 307 84 87 238 119 1977-2015
Alabama
5 1 9 12 16 12 1977-2015
Arkansas
12 31 3 15 2 9 1977-2015
California
276 391 506 238 377 217 1977-2015
Coastal Region Onshore
40 118 90 26 37 17 1977-2015
Los Angeles Basin Onshore
22 23 20 15 5 23 1977-2015
San Joaquin Basin Onshore
204 229 381 172 324 137 1977-2015
State Offshore
10 21 15 25 11 40 1977-2015
Colorado
34 37 103 197 261 69 1977-2015
Florida
10 9 6 13 1 0 1977-2015
Illinois
0 6 7 11 3 0 1977-2015
Indiana
0 1 1 1 1 0 1977-2015
Kansas
49 45 78 53 63 79 1977-2015
Kentucky
1 5 3 1 0 1 1977-2015
Louisiana
120 70 65 74 58 53 1981-2015
North
67 4 6 17 7 11 1977-2015
South Onshore
42 53 43 46 37 31 1977-2015
State Offshore
11 13 16 11 14 11 1981-2015
Michigan
3 3 18 4 3 6 1977-2015
Mississippi
17 11 29 8 12 8 1977-2015
Montana
54 54 19 75 19 13 1977-2015
Nebraska
1 6 1 4 7 4 1977-2015
New Mexico
74 92 174 183 272 163 1977-2015
East
72 88 174 163 269 148 1977-2015
West
2 4 0 20 3 15 1977-2015
North Dakota
672 677 740 991 683 374 1977-2015
Ohio
2 1 6 4 5 34 1977-2015
Oklahoma
89 60 74 109 156 133 1977-2015
Pennsylvania
9 8 16 5 4 2 1977-2015
Texas
657 692 1,076 1,220 1,855 2,126 1977-2015
RRC District 1
14 58 198 191 217 164 1977-2015
RRC District 2 Onshore
10 11 94 229 108 174 1977-2015
RRC District 3 Onshore
34 29 145 68 72 54 1977-2015
RRC District 4 Onshore
97 7 5 9 11 5 1977-2015
RRC District 5
3 7 8 1 2 20 1977-2015
RRC District 6
22 22 10 17 14 10 1977-2015
RRC District 7B
8 15 19 23 23 7 1977-2015
RRC Distict 7C
63 64 63 150 354 138 1977-2015
RRC District 8
222 285 386 378 923 1,167 1977-2015
RRC District 8A
151 114 97 96 78 365 1977-2015
RRC District 9
8 26 11 8 27 6 1977-2015
RRC District 10
25 52 40 50 25 16 1977-2015
State Offshore
0 2 0 0 1 0 1977-2015
Utah
65 55 48 51 231 15 1977-2015
West Virginia
1 2 1 4 0 4 1977-2015
Wyoming
58 78 45 38 36 61 1977-2015
Miscellaneous
3 3 3 3 1 3 1977-2015
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: The volumes in the table above are crude oil ONLY (aka Black Oil), excluding lease condensate. Miscellaneous includes Arizona, Idaho, 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: 12/14/2016
Next Release Date: 11/30/2017