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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
2014 2015 2016 2017 2018 2019 View
History
U.S.
368,704 307,730 322,234 438,460 474,821 465,405 1925-2019
Federal Offshore U.S.
8,527 7,296 6,144 5,945 6,285 5,568 1990-2019
Pacific (California)
240 239 30 34 228 187 1977-2019
Gulf of Mexico (Central & Eastern)
6,890 5,909 5,338 5,372 5,442 4,935 1981-2019
Gulf of Mexico (Western)
1,397 1,148 776 539 615 446 1981-2019
Alaska
6,745 4,566 3,316 6,521 8,811 9,297 1977-2019
Lower 48 States
361,959 303,164 318,918 431,939 466,010 456,108 1977-2019
Alabama
2,036 2,182 1,791 1,510 1,262 1,387 1977-2019
Arkansas
12,789 8,339 7,416 8,267 6,740 5,834 1977-2019
California
2,107 1,832 1,340 1,560 1,451 1,280 1977-2019
Coastal Region Onshore
261 223 193 187 194 150 1977-2019
Los Angeles Basin Onshore
80 62 34 54 56 57 1977-2019
San Joaquin Basin Onshore
1,690 1,490 1,025 1,273 1,141 1,018 1977-2019
State Offshore
76 57 88 46 60 55 1977-2019
Colorado
20,851 17,139 17,761 26,573 24,114 22,332 1977-2019
Florida
0 0 1 W W W 1977-2019
Kansas
4,359 3,183 2,821 2,654 2,449 2,125 1977-2019
Kentucky
1,611 1,362 1,123 1,136 1,324 1,275 1977-2019
Louisiana
22,975 16,097 17,816 36,119 34,127 36,497 1981-2019
North
19,722 13,593 15,620 33,805 32,251 34,863 1977-2019
South Onshore
2,926 2,279 1,862 2,092 1,618 1,279 1977-2019
State Offshore
327 225 334 222 258 355 1981-2019
Michigan
1,845 1,386 1,286 1,489 1,490 1,245 1977-2019
Mississippi
558 480 357 350 280 227 1977-2019
Montana
667 692 569 611 593 613 1977-2019
New Mexico
15,283 14,364 13,527 19,365 23,040 21,509 1977-2019
East
5,799 5,468 6,394 9,729 13,310 13,146 1977-2019
West
9,484 8,896 7,133 9,636 9,730 8,363 1977-2019
New York
143 104 120 104 102 81 1977-2019
North Dakota
6,034 6,203 7,030 8,445 10,166 11,104 1977-2019
Ohio
6,723 12,104 15,143 26,123 23,759 34,056 1977-2019
Oklahoma
31,778 28,486 31,712 35,491 37,035 32,527 1977-2019
Pennsylvania
59,873 55,894 61,841 89,589 103,460 105,917 1977-2019
Texas
97,154 78,866 81,224 105,618 126,131 113,736 1981-2019
RRC District 1
11,945 10,573 7,701 8,928 11,453 9,843 1977-2019
RRC District 2 Onshore
6,559 4,536 4,177 4,775 4,817 4,558 1977-2019
RRC District 3 Onshore
2,199 1,937 1,812 2,506 2,451 1,897 1977-2019
RRC District 4 Onshore
11,057 8,570 14,503 17,429 18,205 15,779 1977-2019
RRC District 5
17,880 12,427 10,965 12,750 10,558 8,470 1977-2019
RRC District 6
11,516 9,447 7,057 14,840 24,751 21,982 1977-2019
RRC District 7B
2,290 1,487 1,672 1,860 1,779 1,196 1977-2019
RRC District 7C
6,422 4,959 6,159 7,490 7,612 7,702 1977-2019
RRC District 8
9,742 10,851 13,353 20,105 29,195 30,441 1977-2019
RRC District 8A
1,257 1,103 1,252 1,420 1,436 1,425 1977-2019
RRC District 9
8,791 7,536 6,843 7,312 7,425 6,034 1977-2019
RRC District 10
7,454 5,402 5,647 6,156 6,416 4,382 1977-2019
State Offshore
42 38 83 47 33 27 1981-2019
Utah
6,685 3,547 3,494 3,752 3,213 2,279 1977-2019
Virginia
2,800 2,496 2,447 2,741 2,554 2,297 1982-2019
West Virginia
29,432 20,553 23,025 32,785 35,001 36,600 1977-2019
Wyoming
27,553 20,436 20,818 21,549 21,343 17,569 1977-2019
- = 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