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Crude Oil Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2011 2012 2013 2014 2015 2016 View
History
U.S. Total
4,555 4,319 4,030 5,315 4,192 5,224 1977-2016
Lower 48 States
4,248 4,235 3,943 5,077 4,073 5,128 1977-2016
Federal Offshore
1,910 1,204 629 1,011 687 789 1980-2016
Pacific (California)
25 6 35 19 9 8 1977-2016
Gulf of Mexico (Central & Eastern)
1,831 1,047 544 625 602 615 1981-2016
Gulf of Mexico (Western)
54 151 50 367 76 166 1977-2016
Alaska
307 84 87 238 119 96 1977-2016
Alabama
1 9 12 16 12 5 1977-2016
Arkansas
31 3 15 2 9 2 1977-2016
California
391 506 238 377 217 175 1977-2016
Coastal Region Onshore
118 90 26 37 17 16 1977-2016
Los Angeles Basin Onshore
23 20 15 5 23 14 1977-2016
San Joaquin Basin Onshore
229 381 172 324 137 119 1977-2016
State Offshore
21 15 25 11 40 26 1977-2016
Colorado
37 103 197 261 69 209 1977-2016
Florida
9 6 13 1 0 2 1977-2016
Illinois
6 7 11 3 0 17 1977-2016
Indiana
1 1 1 1 0 0 1977-2016
Kansas
45 78 53 63 79 30 1977-2016
Kentucky
5 3 1 0 1 2 1977-2016
Louisiana
70 65 74 58 53 42 1981-2016
North
4 6 17 7 11 4 1977-2016
South Onshore
53 43 46 37 31 38 1977-2016
State Offshore
13 16 11 14 11 0 1981-2016
Michigan
3 18 4 3 6 5 1977-2016
Mississippi
11 29 8 12 8 21 1977-2016
Montana
54 19 75 19 13 27 1977-2016
Nebraska
6 1 4 7 4 1 1977-2016
New Mexico
92 174 183 272 163 342 1977-2016
East
88 174 163 269 148 335 1977-2016
West
4 0 20 3 15 7 1977-2016
North Dakota
677 740 991 683 374 690 1977-2016
Ohio
1 6 4 5 34 11 1977-2016
Oklahoma
60 74 109 156 133 371 1977-2016
Pennsylvania
8 16 5 4 2 1 1977-2016
Texas
692 1,076 1,220 1,855 2,126 2,225 1977-2016
RRC District 1
58 198 191 217 164 406 1977-2016
RRC District 2 Onshore
11 94 229 108 174 228 1977-2016
RRC District 3 Onshore
29 145 68 72 54 78 1977-2016
RRC District 4 Onshore
7 5 9 11 5 8 1977-2016
RRC District 5
7 8 1 2 20 6 1977-2016
RRC District 6
22 10 17 14 10 9 1977-2016
RRC District 7B
15 19 23 23 7 11 1977-2016
RRC Distict 7C
64 63 150 354 138 214 1977-2016
RRC District 8
285 386 378 923 1,167 1,054 1977-2016
RRC District 8A
114 97 96 78 365 183 1977-2016
RRC District 9
26 11 8 27 6 17 1977-2016
RRC District 10
52 40 50 25 16 11 1977-2016
State Offshore
2 0 0 1 0 0 1977-2016
Utah
55 48 51 231 15 80 1977-2016
West Virginia
2 1 4 0 4 3 1977-2016
Wyoming
78 45 38 36 61 76 1977-2016
Miscellaneous
3 3 3 1 3 2 1977-2016
- = 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: 01/31/2018
Next Release Date: 11/23/2018