This page uses JavaScipt

Dry Natural Gas Proved Reserves
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2013 2014 2015 2016 2017 2018 View
History
Proved Reserves as of Dec. 31
33,618 27,553 20,436 20,818 21,549 21,343 1977-2018
Adjustments
2,058 -1,877 1,988 622 978 -2,027 1977-2018
Revision Increases
3,800 2,235 885 1,335 3,373 1,290 1977-2018
Revision Decreases
1,737 6,530 7,628 1,067 1,354 1,089 1977-2018
Sales
695 3,098 1,153 552 2,950 329 2000-2018
Acquisitions
679 4,157 25 838 1,681 2,618 2000-2018
Extensions and Discoveries
      871 661 767 2016-2018
Extensions
1,400 766 500 -- -- -- 1977-2018
New Field Discoveries
0 0 0 -- -- -- 1977-2018
New Reservoir Discoveries in Old Fields
11 0 0 -- -- -- 1977-2018
Estimated Production
1,992 1,718 1,734 1,665 1,658 1,436 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