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Natural Gas Reserves Summary as of Dec. 31
(Billion Cubic Feet)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2015 2016 2017 2018 2019 2020 View
History
U.S.
324,303 341,133 464,292 504,501 494,911 473,285 1979-2020
Federal Offshore U.S.
7,633 6,564 6,472 6,847 6,056 4,654 1990-2020
Pacific (California)
241 30 35 230 188 149 1979-2020
Gulf of Mexico (Central & Eastern)
6,206 5,722 5,869 5,965 5,403 4,134 1981-2020
Gulf of Mexico (Western)
1,186 812 568 652 465 371 1981-2020
Alaska
4,609 3,341 6,574 8,885 9,380 36,529 1979-2020
Lower 48 States
319,694 337,792 457,718 495,616 485,531 436,756 1979-2020
Alabama
2,261 1,855 1,542 1,301 1,423 1,530 1979-2020
Arkansas
8,343 7,420 8,272 6,743 5,836 4,983 1979-2020
California
1,945 1,433 1,663 1,556 1,369 1,122 1979-2020
Coastal Region Onshore
237 203 197 206 157 103 1979-2020
Los Angeles Basin Onshore
66 35 56 59 60 54 1979-2020
San Joaquin Basin Onshore
1,585 1,107 1,363 1,231 1,096 921 1979-2020
State Offshore
57 88 47 60 56 44 1979-2020
Colorado
18,274 19,086 28,727 26,132 24,115 20,412 1979-2020
Florida
0 1 W W W   1979-2019
Kansas
3,360 3,041 2,897 2,685 2,303 2,114 1979-2020
Kentucky
1,464 1,199 1,221 1,394 1,369 1,249 1979-2020
Louisiana
16,326 18,072 36,481 34,393 36,779 37,570 1981-2020
North
13,695 15,762 34,049 32,416 34,970 36,049 1979-2020
South Onshore
2,394 1,958 2,197 1,701 1,433 1,150 1979-2020
State Offshore
237 352 235 276 376 371 1981-2020
Michigan
1,415 1,301 1,509 1,513 1,261 891 1979-2020
Mississippi
483 359 351 280 227 167 1979-2020
Montana
712 586 631 612 631 570 1979-2020
New Mexico
15,437 14,372 20,858 25,090 23,719 26,129 1979-2020
East
6,077 6,868 10,734 14,798 14,767 16,890 1979-2020
West
9,360 7,504 10,124 10,292 8,952 9,239 1979-2020
New York
104 120 104 102 81 115 1979-2020
North Dakota
7,348 8,611 10,376 12,174 13,083 8,563 1979-2020
Ohio
12,866 15,945 27,021 24,398 34,748 28,100 1979-2020
Oklahoma
30,733 34,396 38,549 40,513 35,833 30,091 1979-2020
Pennsylvania
56,524 62,656 90,788 104,943 107,392 97,802 1979-2020
Texas
85,315 88,312 115,249 138,198 126,140 114,732 1981-2020
RRC District 1
10,907 7,980 9,307 12,070 10,276 6,915 1979-2020
RRC District 2 Onshore
5,249 4,965 5,804 5,853 5,406 4,882 1979-2020
RRC District 3 Onshore
2,211 2,052 2,832 2,732 2,147 1,708 1979-2020
RRC District 4 Onshore
8,937 15,019 17,981 18,808 16,497 15,031 1979-2020
RRC District 5
12,637 11,154 12,988 10,878 8,831 7,062 1979-2020
RRC District 6
9,846 7,351 15,513 25,690 22,565 20,740 1979-2020
RRC District 7B
1,735 1,945 2,148 2,049 1,411 907 1979-2020
RRC District 7C
5,534 6,915 8,400 8,690 8,741 8,302 1979-2020
RRC District 8
12,674 15,632 23,632 34,391 36,879 38,505 1979-2020
RRC District 8A
1,165 1,318 1,490 1,503 1,496 1,224 1979-2020
RRC District 9
8,329 7,661 8,186 8,267 6,853 5,166 1979-2020
RRC District 10
6,051 6,237 6,921 7,234 5,011 4,268 1979-2020
State Offshore
40 83 47 33 27 22 1981-2020
Utah
3,680 3,621 3,889 3,345 2,362 2,381 1979-2020
Virginia
2,496 2,447 2,741 2,554 2,298 1,951 1982-2020
West Virginia
21,840 24,745 35,855 38,444 40,130 38,462 1979-2020
Wyoming
21,008 21,533 22,352 22,305 18,325 13,126 1979-2020
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: W -- Individual state volumes are withheld to avoid disclosure of operator-level reserves data, due to statistical precision requirements, or due to other data quality reasons. The individual state volumes are included in the U.S. Total volume.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 1/11/2021
Next Release Date: 12/20/2021