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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2014 2015 2016 2017 2018 2019 View
History
Proved Reserves as of Dec. 31
199,684 175,601 209,809 307,903 342,135 353,086 2007-2019
Adjustments
12,113 12,222 12,196 10,494 4,438 -6,298 2009-2019
Revision Increases
27,643 22,271 36,298 46,655 25,939 41,528 2009-2019
Revision Decreases
26,199 68,460 29,608 18,329 49,961 61,152 2009-2019
Sales
5,029 7,250 9,620 10,947 16,289 7,724 2009-2019
Acquisitions
7,657 6,461 9,691 28,040 27,479 23,699 2009-2019
Extensions and Discoveries
    32,283 60,770 64,680 46,454 2016-2019
Extensions
35,401 24,309 -- -- -- -- 2009-2019
New Field Discoveries
158 0 -- -- -- -- 2009-2019
New Reservoir Discoveries in Old Fields
2,272 1,577 -- -- -- -- 2009-2019
Estimated Production
13,447 15,213 17,032 18,589 22,054 25,556 2007-2019
- = 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