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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
2013 2014 2015 2016 2017 2018 View
History
U.S.
338,264 368,704 307,730 322,234 438,460 474,821 1925-2018
Federal Offshore U.S.
8,193 8,527 7,296 6,144 5,945 6,285 1990-2018
Pacific (California)
261 240 239 30 34 228 1977-2018
Gulf of Mexico (Central & Eastern)
6,482 6,890 5,909 5,338 5,372 5,442 1981-2018
Gulf of Mexico (Western)
1,450 1,397 1,148 776 539 615 1981-2018
Alaska
7,316 6,745 4,566 3,316 6,521 8,811 1977-2018
Lower 48 States
330,948 361,959 303,164 318,918 431,939 466,010 1977-2018
Alabama
1,597 2,036 2,182 1,791 1,510 1,262 1977-2018
Arkansas
13,518 12,789 8,339 7,416 8,267 6,740 1977-2018
California
1,887 2,107 1,832 1,340 1,560 1,451 1977-2018
Coastal Region Onshore
266 261 223 193 187 194 1977-2018
Los Angeles Basin Onshore
86 80 62 34 54 56 1977-2018
San Joaquin Basin Onshore
1,460 1,690 1,490 1,025 1,273 1,141 1977-2018
State Offshore
75 76 57 88 46 60 1977-2018
Colorado
22,381 20,851 17,139 17,761 26,573 24,114 1977-2018
Florida
15 0 0 1 W W 1977-2018
Kansas
3,592 4,359 3,183 2,821 2,654 2,449 1977-2018
Kentucky
1,663 1,611 1,362 1,123 1,136 1,324 1977-2018
Louisiana
20,164 22,975 16,097 17,816 36,119 34,127 1981-2018
North
17,044 19,722 13,593 15,620 33,805 32,251 1977-2018
South Onshore
2,718 2,926 2,279 1,862 2,092 1,618 1977-2018
State Offshore
402 327 225 334 222 258 1981-2018
Michigan
1,807 1,845 1,386 1,286 1,489 1,490 1977-2018
Mississippi
595 558 480 357 350 280 1977-2018
Montana
575 667 692 569 611 593 1977-2018
New Mexico
13,576 15,283 14,364 13,527 19,365 23,040 1977-2018
East
4,633 5,799 5,468 6,394 9,729 13,310 1977-2018
West
8,943 9,484 8,896 7,133 9,636 9,730 1977-2018
New York
144 143 104 120 104 102 1977-2018
North Dakota
5,420 6,034 6,203 7,030 8,445 10,166 1977-2018
Ohio
3,161 6,723 12,104 15,143 26,123 23,759 1977-2018
Oklahoma
26,873 31,778 28,486 31,712 35,491 37,035 1977-2018
Pennsylvania
49,674 59,873 55,894 61,841 89,589 103,460 1977-2018
Texas
90,349 97,154 78,866 81,224 105,618 126,131 1981-2018
RRC District 1
7,784 11,945 10,573 7,701 8,928 11,453 1977-2018
RRC District 2 Onshore
5,910 6,559 4,536 4,177 4,775 4,817 1977-2018
RRC District 3 Onshore
2,307 2,199 1,937 1,812 2,506 2,451 1977-2018
RRC District 4 Onshore
9,640 11,057 8,570 14,503 17,429 18,205 1977-2018
RRC District 5
19,280 17,880 12,427 10,965 12,750 10,558 1977-2018
RRC District 6
11,655 11,516 9,447 7,057 14,840 24,751 1977-2018
RRC District 7B
2,787 2,290 1,487 1,672 1,860 1,779 1977-2018
RRC District 7C
4,800 6,422 4,959 6,159 7,490 7,612 1977-2018
RRC District 8
8,629 9,742 10,851 13,353 20,105 29,195 1977-2018
RRC District 8A
1,269 1,257 1,103 1,252 1,420 1,436 1977-2018
RRC District 9
9,195 8,791 7,536 6,843 7,312 7,425 1977-2018
RRC District 10
7,034 7,454 5,402 5,647 6,156 6,416 1977-2018
State Offshore
59 42 38 83 47 33 1981-2018
Utah
6,829 6,685 3,547 3,494 3,752 3,213 1977-2018
Virginia
2,373 2,800 2,496 2,447 2,741 2,554 1982-2018
West Virginia
22,765 29,432 20,553 23,025 32,785 35,001 1977-2018
Wyoming
33,618 27,553 20,436 20,818 21,549 21,343 1977-2018
- = 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: 12/12/2019
Next Release Date: 11/20/2020